sig
  module Make :
    functor
      (Xml : Xml_sigs.T) (Svg : sig
                                  module Info : Xml_sigs.Info
                                  type uri = Xml.uri
                                  val string_of_uri : uri -> string
                                  val uri_of_string : string -> uri
                                  type +'a attrib
                                  type 'a wrap
                                  type 'a list_wrap
                                  type +'a elt
                                  type ('a, 'b) nullary =
                                      ?a:'a attrib list -> unit -> 'b elt
                                  type ('a, 'b, 'c) unary =
                                      ?a:'a attrib list ->
                                      'b elt wrap -> 'c elt
                                  type ('a, 'b, 'c) star =
                                      ?a:'a attrib list ->
                                      'b elt list_wrap -> 'c elt
                                  type altglyphdef_content =
                                      [ `Item of
                                          Svg_types.altglyphitem elt list
                                      | `Ref of Svg_types.glyphref elt list ]
                                  val pcdata :
                                    string wrap -> [> `PCDATA ] elt
                                  val a_version :
                                    string wrap -> [> `Version ] attrib
                                  val a_baseprofile :
                                    string wrap -> [> `BaseProfile ] attrib
                                  val a_x :
                                    Svg_types.coord wrap -> [> `X ] attrib
                                  val a_y :
                                    Svg_types.coord wrap -> [> `Y ] attrib
                                  val a_width :
                                    Svg_types.Unit.length wrap ->
                                    [> `Width ] attrib
                                  val a_height :
                                    Svg_types.Unit.length wrap ->
                                    [> `Height ] attrib
                                  val a_preserveaspectratio :
                                    string wrap ->
                                    [> `PreserveAspectRatio ] attrib
                                  val a_contentscripttype :
                                    string wrap ->
                                    [> `ContentScriptType ] attrib
                                  val a_contentstyletype :
                                    string wrap ->
                                    [> `ContentStyleType ] attrib
                                  val a_zoomAndPan :
                                    [< `Disable | `Magnify ] wrap ->
                                    [> `ZoomAndSpan ] attrib
                                  val a_xlink_href :
                                    Svg_types.iri wrap ->
                                    [> `Xlink_href ] attrib
                                  val a_requiredfeatures :
                                    Svg_types.spacestrings wrap ->
                                    [> `RequiredFeatures ] attrib
                                  val a_requiredextensions :
                                    Svg_types.spacestrings wrap ->
                                    [> `RequiredExtension ] attrib
                                  val a_systemlanguage :
                                    Svg_types.commastrings wrap ->
                                    [> `SystemLanguage ] attrib
                                  val a_externalressourcesrequired :
                                    bool wrap ->
                                    [> `ExternalRessourcesRequired ] attrib
                                  val a_id : string wrap -> [> `Id ] attrib
                                  val a_xml_base :
                                    Svg_types.iri wrap ->
                                    [> `Xml_Base ] attrib
                                  val a_xml_lang :
                                    Svg_types.iri wrap ->
                                    [> `Xml_Lang ] attrib
                                  val a_xml_space :
                                    [< `Default | `Preserve ] wrap ->
                                    [> `Xml_Space ] attrib
                                  val a_type :
                                    string wrap -> [> `Type ] attrib
                                  val a_media :
                                    Svg_types.commastrings wrap ->
                                    [> `Media ] attrib
                                  val a_title :
                                    string wrap -> [> `Title ] attrib
                                  val a_class :
                                    Svg_types.spacestrings wrap ->
                                    [> `Class ] attrib
                                  val a_style :
                                    string wrap -> [> `Style ] attrib
                                  val a_transform :
                                    Svg_types.transform wrap ->
                                    [> `Transform ] attrib
                                  val a_viewbox :
                                    Svg_types.fourfloats wrap ->
                                    [> `ViewBox ] attrib
                                  val a_d : string wrap -> [> `D ] attrib
                                  val a_pathlength :
                                    float wrap -> [> `PathLength ] attrib
                                  val a_rx :
                                    Svg_types.Unit.length wrap ->
                                    [> `Rx ] attrib
                                  val a_ry :
                                    Svg_types.Unit.length wrap ->
                                    [> `Ry ] attrib
                                  val a_cx :
                                    Svg_types.Unit.length wrap ->
                                    [> `Cx ] attrib
                                  val a_cy :
                                    Svg_types.Unit.length wrap ->
                                    [> `Cy ] attrib
                                  val a_r :
                                    Svg_types.Unit.length wrap ->
                                    [> `R ] attrib
                                  val a_x1 :
                                    Svg_types.coord wrap -> [> `X1 ] attrib
                                  val a_y1 :
                                    Svg_types.coord wrap -> [> `Y1 ] attrib
                                  val a_x2 :
                                    Svg_types.coord wrap -> [> `X2 ] attrib
                                  val a_y2 :
                                    Svg_types.coord wrap -> [> `Y2 ] attrib
                                  val a_points :
                                    Svg_types.coords wrap ->
                                    [> `Points ] attrib
                                  val a_x_list :
                                    Svg_types.lengths wrap ->
                                    [> `X_list ] attrib
                                  val a_y_list :
                                    Svg_types.lengths wrap ->
                                    [> `Y_list ] attrib
                                  val a_dx :
                                    Svg_types.number wrap -> [> `Dx ] attrib
                                  val a_dy :
                                    Svg_types.number wrap -> [> `Dy ] attrib
                                  val a_dx_list :
                                    Svg_types.lengths wrap ->
                                    [> `Dx_list ] attrib
                                  val a_dy_list :
                                    Svg_types.lengths wrap ->
                                    [> `Dy_list ] attrib
                                  val a_lengthadjust :
                                    [< `Spacing | `SpacingAndGlyphs ] wrap ->
                                    [> `LengthAdjust ] attrib
                                  val a_textlength :
                                    Svg_types.Unit.length wrap ->
                                    [> `TextLength ] attrib
                                  val a_rotate :
                                    Svg_types.numbers wrap ->
                                    [> `Rotate ] attrib
                                  val a_startoffset :
                                    Svg_types.Unit.length wrap ->
                                    [> `StartOffset ] attrib
                                  val a_method :
                                    [< `Align | `Stretch ] wrap ->
                                    [> `Method ] attrib
                                  val a_spacing :
                                    [< `Auto | `Exact ] wrap ->
                                    [> `Spacing ] attrib
                                  val a_glyphref :
                                    string wrap -> [> `GlyphRef ] attrib
                                  val a_format :
                                    string wrap -> [> `Format ] attrib
                                  val a_markerunits :
                                    [< `StrokeWidth | `UserSpaceOnUse ] wrap ->
                                    [> `MarkerUnits ] attrib
                                  val a_refx :
                                    Svg_types.coord wrap -> [> `RefX ] attrib
                                  val a_refy :
                                    Svg_types.coord wrap -> [> `RefY ] attrib
                                  val a_markerwidth :
                                    Svg_types.Unit.length wrap ->
                                    [> `MarkerWidth ] attrib
                                  val a_markerheight :
                                    Svg_types.Unit.length wrap ->
                                    [> `MarkerHeight ] attrib
                                  val a_orient :
                                    [< `Angle of Svg_types.Unit.angle | `Auto ]
                                    wrap -> [> `Orient ] attrib
                                  val a_local :
                                    string wrap -> [> `Local ] attrib
                                  val a_renderingindent :
                                    [< `Absolute_colorimetric
                                     | `Auto
                                     | `Perceptual
                                     | `Relative_colorimetric
                                     | `Saturation ]
                                    wrap -> [> `Rendering_Indent ] attrib
                                  val a_gradientunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [ `GradientUnits ] attrib
                                  val a_gradienttransform :
                                    Svg_types.transforms wrap ->
                                    [> `Gradient_Transform ] attrib
                                  val a_spreadmethod :
                                    [< `Pad | `Reflect | `Repeat ] wrap ->
                                    [> `SpreadMethod ] attrib
                                  val a_fx :
                                    Svg_types.coord wrap -> [> `Fx ] attrib
                                  val a_fy :
                                    Svg_types.coord wrap -> [> `Fy ] attrib
                                  val a_offset :
                                    [< `Number of Svg_types.number
                                     | `Percentage of Svg_types.percentage ]
                                    wrap -> [> `Offset ] attrib
                                  val a_patternunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [> `PatternUnits ] attrib
                                  val a_patterncontentunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [> `PatternContentUnits ] attrib
                                  val a_patterntransform :
                                    Svg_types.transforms wrap ->
                                    [> `PatternTransform ] attrib
                                  val a_clippathunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [> `ClipPathUnits ] attrib
                                  val a_maskunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [> `MaskUnits ] attrib
                                  val a_maskcontentunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [> `MaskContentUnits ] attrib
                                  val a_primitiveunits :
                                    [< `ObjectBoundingBox | `UserSpaceOnUse ]
                                    wrap -> [> `PrimitiveUnits ] attrib
                                  val a_filterres :
                                    Svg_types.number_optional_number wrap ->
                                    [> `FilterResUnits ] attrib
                                  val a_result :
                                    string wrap -> [> `Result ] attrib
                                  val a_in :
                                    [< `BackgroundAlpha
                                     | `BackgroundImage
                                     | `FillPaint
                                     | `Ref of string
                                     | `SourceAlpha
                                     | `SourceGraphic
                                     | `StrokePaint ]
                                    wrap -> [> `In ] attrib
                                  val a_in2 :
                                    [< `BackgroundAlpha
                                     | `BackgroundImage
                                     | `FillPaint
                                     | `Ref of string
                                     | `SourceAlpha
                                     | `SourceGraphic
                                     | `StrokePaint ]
                                    wrap -> [> `In2 ] attrib
                                  val a_aizmuth :
                                    float wrap -> [> `Azimuth ] attrib
                                  val a_elevation :
                                    float wrap -> [> `Elevation ] attrib
                                  val a_pointatx :
                                    float wrap -> [> `PointsAtX ] attrib
                                  val a_pointaty :
                                    float wrap -> [> `PointsAtY ] attrib
                                  val a_pointatz :
                                    float wrap -> [> `PointsAtZ ] attrib
                                  val a_specularexponent :
                                    float wrap ->
                                    [> `SpecularExponent ] attrib
                                  val a_specularconstant :
                                    float wrap ->
                                    [> `SpecularConstant ] attrib
                                  val a_limitingconeangle :
                                    float wrap ->
                                    [> `LimitingConeAngle ] attrib
                                  val a_mode :
                                    [< `Darken
                                     | `Lighten
                                     | `Multiply
                                     | `Normal
                                     | `Screen ]
                                    wrap -> [> `Mode ] attrib
                                  val a_typefecolor :
                                    [< `HueRotate
                                     | `LuminanceToAlpha
                                     | `Matrix
                                     | `Saturate ]
                                    wrap -> [> `Typefecolor ] attrib
                                  val a_values :
                                    Svg_types.numbers wrap ->
                                    [> `Values ] attrib
                                  val a_transferttype :
                                    [< `Discrete
                                     | `Gamma
                                     | `Identity
                                     | `Linear
                                     | `Table ]
                                    wrap -> [> `Typetransfert ] attrib
                                  val a_tablevalues :
                                    Svg_types.numbers wrap ->
                                    [> `TableValues ] attrib
                                  val a_intercept :
                                    Svg_types.number wrap ->
                                    [> `Intercept ] attrib
                                  val a_amplitude :
                                    Svg_types.number wrap ->
                                    [> `Amplitude ] attrib
                                  val a_exponent :
                                    Svg_types.number wrap ->
                                    [> `Exponent ] attrib
                                  val a_offsettransfer :
                                    Svg_types.number wrap ->
                                    [> `Offsettransfer ] attrib
                                  val a_operator :
                                    [< `Arithmetic
                                     | `Atop
                                     | `In
                                     | `Out
                                     | `Over
                                     | `Xor ]
                                    wrap -> [> `Operator ] attrib
                                  val a_k1 :
                                    Svg_types.number wrap -> [> `K1 ] attrib
                                  val a_k2 :
                                    Svg_types.number wrap -> [> `K2 ] attrib
                                  val a_k3 :
                                    Svg_types.number wrap -> [> `K3 ] attrib
                                  val a_k4 :
                                    Svg_types.number wrap -> [> `K4 ] attrib
                                  val a_order :
                                    Svg_types.number_optional_number wrap ->
                                    [> `Order ] attrib
                                  val a_kernelmatrix :
                                    Svg_types.numbers wrap ->
                                    [> `KernelMatrix ] attrib
                                  val a_divisor :
                                    Svg_types.number wrap ->
                                    [> `Divisor ] attrib
                                  val a_bias :
                                    Svg_types.number wrap ->
                                    [> `Bias ] attrib
                                  val a_kernelunitlength :
                                    Svg_types.number_optional_number wrap ->
                                    [> `KernelUnitLength ] attrib
                                  val a_targetX :
                                    int wrap -> [> `TargetX ] attrib
                                  val a_targetY :
                                    int wrap -> [> `TargetY ] attrib
                                  val a_edgemode :
                                    [< `Duplicate | `None | `Wrap ] wrap ->
                                    [> `TargetY ] attrib
                                  val a_preservealpha :
                                    bool wrap -> [> `TargetY ] attrib
                                  val a_surfacescale :
                                    Svg_types.number wrap ->
                                    [> `SurfaceScale ] attrib
                                  val a_diffuseconstant :
                                    Svg_types.number wrap ->
                                    [> `DiffuseConstant ] attrib
                                  val a_scale :
                                    Svg_types.number wrap ->
                                    [> `Scale ] attrib
                                  val a_xchannelselector :
                                    [< `A | `B | `G | `R ] wrap ->
                                    [> `XChannelSelector ] attrib
                                  val a_ychannelselector :
                                    [< `A | `B | `G | `R ] wrap ->
                                    [> `YChannelSelector ] attrib
                                  val a_stddeviation :
                                    Svg_types.number_optional_number wrap ->
                                    [> `StdDeviation ] attrib
                                  val a_operatormorphology :
                                    [< `Dilate | `Erode ] wrap ->
                                    [> `OperatorMorphology ] attrib
                                  val a_radius :
                                    Svg_types.number_optional_number wrap ->
                                    [> `Radius ] attrib
                                  val a_basefrenquency :
                                    Svg_types.number_optional_number wrap ->
                                    [> `BaseFrequency ] attrib
                                  val a_numoctaves :
                                    int wrap -> [> `NumOctaves ] attrib
                                  val a_seed :
                                    Svg_types.number wrap ->
                                    [> `Seed ] attrib
                                  val a_stitchtiles :
                                    [< `NoStitch | `Stitch ] wrap ->
                                    [> `StitchTiles ] attrib
                                  val a_stitchtype :
                                    [< `FractalNoise | `Turbulence ] wrap ->
                                    [> `TypeStitch ] attrib
                                  val a_xlinkshow :
                                    [< `New | `Replace ] wrap ->
                                    [> `Xlink_show ] attrib
                                  val a_xlinkactuate :
                                    [< `OnRequest ] wrap ->
                                    [> `Xlink_actuate ] attrib
                                  val a_target :
                                    string wrap -> [> `Xlink_target ] attrib
                                  val a_viewtarget :
                                    string wrap -> [> `ViewTarget ] attrib
                                  val a_attributename :
                                    string wrap -> [> `AttributeName ] attrib
                                  val a_attributetype :
                                    [< `Auto | `CSS | `XML ] wrap ->
                                    [> `AttributeType ] attrib
                                  val a_begin :
                                    string wrap -> [> `Begin ] attrib
                                  val a_dur : string wrap -> [> `Dur ] attrib
                                  val a_min : string wrap -> [> `Min ] attrib
                                  val a_max : string wrap -> [> `Max ] attrib
                                  val a_restart :
                                    [< `Always | `Never | `WhenNotActive ]
                                    wrap -> [> `Restart ] attrib
                                  val a_repeatcount :
                                    string wrap -> [> `RepeatCount ] attrib
                                  val a_repeatdur :
                                    string wrap -> [> `RepeatDur ] attrib
                                  val a_fill :
                                    Svg_types.paint wrap -> [> `Fill ] attrib
                                  val a_fill_animation :
                                    [< `Freeze | `Remove ] wrap ->
                                    [> `Fill_Animation ] attrib
                                  val a_calcmode :
                                    [< `Discrete | `Linear | `Paced | `Spline ]
                                    wrap -> [> `CalcMode ] attrib
                                  val a_values_anim :
                                    Svg_types.strings wrap ->
                                    [> `Valuesanim ] attrib
                                  val a_keytimes :
                                    Svg_types.strings wrap ->
                                    [> `KeyTimes ] attrib
                                  val a_keysplines :
                                    Svg_types.strings wrap ->
                                    [> `KeySplines ] attrib
                                  val a_from :
                                    string wrap -> [> `From ] attrib
                                  val a_to : string wrap -> [> `To ] attrib
                                  val a_by : string wrap -> [> `By ] attrib
                                  val a_additive :
                                    [< `Replace | `Sum ] wrap ->
                                    [> `Additive ] attrib
                                  val a_accumulate :
                                    [< `None | `Sum ] wrap ->
                                    [> `Accumulate ] attrib
                                  val a_keypoints :
                                    Svg_types.numbers_semicolon wrap ->
                                    [> `KeyPoints ] attrib
                                  val a_path :
                                    string wrap -> [> `Path ] attrib
                                  val a_typeanimatecolor :
                                    [ `Rotate
                                    | `Scale
                                    | `SkewX
                                    | `SkewY
                                    | `Translate ] wrap ->
                                    [ `Typeanimatecolor ] attrib
                                  val a_horiz_origin_x :
                                    Svg_types.number wrap ->
                                    [> `Horizoriginx ] attrib
                                  val a_horiz_origin_y :
                                    Svg_types.number wrap ->
                                    [> `Horizoriginy ] attrib
                                  val a_horiz_adv_x :
                                    Svg_types.number wrap ->
                                    [> `Horizadvx ] attrib
                                  val a_vert_origin_x :
                                    Svg_types.number wrap ->
                                    [> `Vertoriginx ] attrib
                                  val a_vert_origin_y :
                                    Svg_types.number wrap ->
                                    [> `Vertoriginy ] attrib
                                  val a_vert_adv_y :
                                    Svg_types.number wrap ->
                                    [> `Vertadvy ] attrib
                                  val a_unicode :
                                    string wrap -> [> `Unicode ] attrib
                                  val a_glyphname :
                                    string wrap -> [> `glyphname ] attrib
                                  val a_orientation :
                                    [< `H | `V ] wrap ->
                                    [> `Orientation ] attrib
                                  val a_arabicform :
                                    [< `Initial
                                     | `Isolated
                                     | `Medial
                                     | `Terminal ]
                                    wrap -> [> `Arabicform ] attrib
                                  val a_lang :
                                    string wrap -> [> `Lang ] attrib
                                  val a_u1 : string wrap -> [> `U1 ] attrib
                                  val a_u2 : string wrap -> [> `U2 ] attrib
                                  val a_g1 : string wrap -> [> `G1 ] attrib
                                  val a_g2 : string wrap -> [> `G2 ] attrib
                                  val a_k : string wrap -> [> `K ] attrib
                                  val a_fontfamily :
                                    string wrap -> [> `FontFamily ] attrib
                                  val a_fontstyle :
                                    string wrap -> [> `FontStyle ] attrib
                                  val a_fontvariant :
                                    string wrap -> [> `FontVariant ] attrib
                                  val a_fontweight :
                                    string wrap -> [> `FontWeight ] attrib
                                  val a_fontstretch :
                                    string wrap -> [> `FontStretch ] attrib
                                  val a_fontsize :
                                    string wrap -> [> `FontSize ] attrib
                                  val a_unicoderange :
                                    string wrap -> [> `UnicodeRange ] attrib
                                  val a_unitsperem :
                                    string wrap -> [> `UnitsPerEm ] attrib
                                  val a_stemv :
                                    Svg_types.number wrap ->
                                    [> `Stemv ] attrib
                                  val a_stemh :
                                    Svg_types.number wrap ->
                                    [> `Stemh ] attrib
                                  val a_slope :
                                    Svg_types.number wrap ->
                                    [> `Slope ] attrib
                                  val a_capheight :
                                    Svg_types.number wrap ->
                                    [> `CapHeight ] attrib
                                  val a_xheight :
                                    Svg_types.number wrap ->
                                    [> `XHeight ] attrib
                                  val a_accentheight :
                                    Svg_types.number wrap ->
                                    [> `AccentHeight ] attrib
                                  val a_ascent :
                                    Svg_types.number wrap ->
                                    [> `Ascent ] attrib
                                  val a_widths :
                                    string wrap -> [> `Widths ] attrib
                                  val a_bbox :
                                    string wrap -> [> `Bbox ] attrib
                                  val a_ideographic :
                                    Svg_types.number wrap ->
                                    [> `Ideographic ] attrib
                                  val a_alphabetic :
                                    Svg_types.number wrap ->
                                    [> `Alphabetic ] attrib
                                  val a_mathematical :
                                    Svg_types.number wrap ->
                                    [> `Mathematical ] attrib
                                  val a_hanging :
                                    Svg_types.number wrap ->
                                    [> `Hanging ] attrib
                                  val a_videographic :
                                    Svg_types.number wrap ->
                                    [> `VIdeographic ] attrib
                                  val a_valphabetic :
                                    Svg_types.number wrap ->
                                    [> `VAlphabetic ] attrib
                                  val a_vmathematical :
                                    Svg_types.number wrap ->
                                    [> `VMathematical ] attrib
                                  val a_vhanging :
                                    Svg_types.number wrap ->
                                    [> `VHanging ] attrib
                                  val a_underlineposition :
                                    Svg_types.number wrap ->
                                    [> `UnderlinePosition ] attrib
                                  val a_underlinethickness :
                                    Svg_types.number wrap ->
                                    [> `UnderlineThickness ] attrib
                                  val a_strikethroughposition :
                                    Svg_types.number wrap ->
                                    [> `StrikethroughPosition ] attrib
                                  val a_strikethroughthickness :
                                    Svg_types.number wrap ->
                                    [> `StrikethroughThickness ] attrib
                                  val a_overlineposition :
                                    Svg_types.number wrap ->
                                    [> `OverlinePosition ] attrib
                                  val a_overlinethickness :
                                    Svg_types.number wrap ->
                                    [> `OverlineThickness ] attrib
                                  val a_string :
                                    string wrap -> [> `String ] attrib
                                  val a_name :
                                    string wrap -> [> `Name ] attrib
                                  val a_onabort :
                                    Xml.event_handler -> [> `OnAbort ] attrib
                                  val a_onactivate :
                                    Xml.event_handler ->
                                    [> `OnActivate ] attrib
                                  val a_onbegin :
                                    Xml.event_handler -> [> `OnBegin ] attrib
                                  val a_onend :
                                    Xml.event_handler -> [> `OnEnd ] attrib
                                  val a_onerror :
                                    Xml.event_handler -> [> `OnError ] attrib
                                  val a_onfocusin :
                                    Xml.event_handler ->
                                    [> `OnFocusIn ] attrib
                                  val a_onfocusout :
                                    Xml.event_handler ->
                                    [> `OnFocusOut ] attrib
                                  val a_onload :
                                    Xml.event_handler -> [> `OnLoad ] attrib
                                  val a_onrepeat :
                                    Xml.event_handler ->
                                    [> `OnRepeat ] attrib
                                  val a_onresize :
                                    Xml.event_handler ->
                                    [> `OnResize ] attrib
                                  val a_onscroll :
                                    Xml.event_handler ->
                                    [> `OnScroll ] attrib
                                  val a_onunload :
                                    Xml.event_handler ->
                                    [> `OnUnload ] attrib
                                  val a_onzoom :
                                    Xml.event_handler -> [> `OnZoom ] attrib
                                  val a_onclick :
                                    Xml.mouse_event_handler ->
                                    [> `OnClick ] attrib
                                  val a_onmousedown :
                                    Xml.mouse_event_handler ->
                                    [> `OnMouseDown ] attrib
                                  val a_onmouseup :
                                    Xml.mouse_event_handler ->
                                    [> `OnMouseUp ] attrib
                                  val a_onmouseover :
                                    Xml.mouse_event_handler ->
                                    [> `OnMouseOver ] attrib
                                  val a_onmouseout :
                                    Xml.mouse_event_handler ->
                                    [> `OnMouseOut ] attrib
                                  val a_onmousemove :
                                    Xml.mouse_event_handler ->
                                    [> `OnMouseMove ] attrib
                                  val metadata :
                                    ?a:Svg_types.metadata_attr attrib list ->
                                    Xml.elt list_wrap ->
                                    [> Svg_types.metadata ] elt
                                  val foreignobject :
                                    ?a:Svg_types.foreignobject_attr attrib
                                       list ->
                                    Xml.elt list_wrap ->
                                    [> Svg_types.foreignobject ] elt
                                  val a_stopcolor :
                                    Svg_types.color wrap ->
                                    [> `Stop_Color ] attrib
                                  val a_stopopacity :
                                    Svg_types.number wrap ->
                                    [> `Stop_Opacity ] attrib
                                  val a_stroke :
                                    Svg_types.paint wrap ->
                                    [> `Stroke ] attrib
                                  val a_strokewidth :
                                    Svg_types.Unit.length wrap ->
                                    [> `Stroke_Width ] attrib
                                  val a_strokelinecap :
                                    [< `Butt | `Round | `Square ] wrap ->
                                    [> `Stroke_Linecap ] attrib
                                  val a_strokelinejoin :
                                    [< `Bever | `Miter | `Round ] wrap ->
                                    [> `Stroke_Linejoin ] attrib
                                  val a_strokemiterlimit :
                                    float wrap ->
                                    [> `Stroke_Miterlimit ] attrib
                                  val a_strokedasharray :
                                    Svg_types.Unit.length list wrap ->
                                    [> `Stroke_Dasharray ] attrib
                                  val a_strokedashoffset :
                                    Svg_types.Unit.length wrap ->
                                    [> `Stroke_Dashoffset ] attrib
                                  val a_strokeopacity :
                                    float wrap -> [> `Stroke_Opacity ] attrib
                                  val svg :
                                    ([< Svg_types.svg_attr ],
                                     [< Svg_types.svg_content ],
                                     [> Svg_types.svg ])
                                    star
                                  val g :
                                    ([< Svg_types.g_attr ],
                                     [< Svg_types.g_content ],
                                     [> Svg_types.g ])
                                    star
                                  val defs :
                                    ([< Svg_types.defs_attr ],
                                     [< Svg_types.defs_content ],
                                     [> Svg_types.defs ])
                                    star
                                  val desc :
                                    ([< Svg_types.desc_attr ],
                                     [< Svg_types.desc_content ],
                                     [> Svg_types.desc ])
                                    unary
                                  val title :
                                    ([< Svg_types.title_attr ],
                                     [< Svg_types.title_content ],
                                     [> Svg_types.title ])
                                    unary
                                  val symbol :
                                    ([< Svg_types.symbol_attr ],
                                     [< Svg_types.symbol_content ],
                                     [> Svg_types.symbol ])
                                    star
                                  val use :
                                    ([< Svg_types.use_attr ],
                                     [< Svg_types.use_content ],
                                     [> Svg_types.use ])
                                    star
                                  val image :
                                    ([< Svg_types.image_attr ],
                                     [< Svg_types.image_content ],
                                     [> Svg_types.image ])
                                    star
                                  val switch :
                                    ([< Svg_types.switch_attr ],
                                     [< Svg_types.switch_content ],
                                     [> Svg_types.switch ])
                                    star
                                  val style :
                                    ([< Svg_types.style_attr ],
                                     [< Svg_types.style_content ],
                                     [> Svg_types.style ])
                                    unary
                                  val path :
                                    ([< Svg_types.path_attr ],
                                     [< Svg_types.path_content ],
                                     [> Svg_types.path ])
                                    star
                                  val rect :
                                    ([< Svg_types.rect_attr ],
                                     [< Svg_types.rect_content ],
                                     [> Svg_types.rect ])
                                    star
                                  val circle :
                                    ([< Svg_types.circle_attr ],
                                     [< Svg_types.circle_content ],
                                     [> Svg_types.circle ])
                                    star
                                  val ellipse :
                                    ([< Svg_types.ellipse_attr ],
                                     [< Svg_types.ellipse_content ],
                                     [> Svg_types.ellipse ])
                                    star
                                  val line :
                                    ([< Svg_types.line_attr ],
                                     [< Svg_types.line_content ],
                                     [> Svg_types.line ])
                                    star
                                  val polyline :
                                    ([< Svg_types.polyline_attr ],
                                     [< Svg_types.polyline_content ],
                                     [> Svg_types.polyline ])
                                    star
                                  val polygon :
                                    ([< Svg_types.polygon_attr ],
                                     [< Svg_types.polygon_content ],
                                     [> Svg_types.polygon ])
                                    star
                                  val text :
                                    ([< Svg_types.text_attr ],
                                     [< Svg_types.text_content ],
                                     [> Svg_types.text ])
                                    star
                                  val tspan :
                                    ([< Svg_types.tspan_attr ],
                                     [< Svg_types.tspan_content ],
                                     [> Svg_types.tspan ])
                                    star
                                  val tref :
                                    ([< Svg_types.tref_attr ],
                                     [< Svg_types.tref_content ],
                                     [> Svg_types.tref ])
                                    star
                                  val textpath :
                                    ([< Svg_types.textpath_attr ],
                                     [< Svg_types.textpath_content ],
                                     [> Svg_types.textpath ])
                                    star
                                  val altglyph :
                                    ([< Svg_types.altglyph_attr ],
                                     [< Svg_types.altglyph_content ],
                                     [> Svg_types.altglyph ])
                                    unary
                                  val altglyphdef :
                                    ([< Svg_types.altglyphdef_attr ],
                                     [< altglyphdef_content ],
                                     [> Svg_types.altglyphdef ])
                                    unary
                                  val altglyphitem :
                                    ([< Svg_types.altglyphitem_attr ],
                                     [< Svg_types.altglyphitem_content ],
                                     [> Svg_types.altglyphitem ])
                                    star
                                  val glyphref :
                                    ([< Svg_types.glyphref_attr ],
                                     [> Svg_types.glyphref ])
                                    nullary
                                  val marker :
                                    ([< Svg_types.marker_attr ],
                                     [< Svg_types.marker_content ],
                                     [> Svg_types.marker ])
                                    star
                                  val colorprofile :
                                    ([< Svg_types.colorprofile_attr ],
                                     [< Svg_types.colorprofile_content ],
                                     [> Svg_types.colorprofile ])
                                    star
                                  val lineargradient :
                                    ([< Svg_types.lineargradient_attr ],
                                     [< Svg_types.lineargradient_content ],
                                     [> Svg_types.lineargradient ])
                                    star
                                  val radialgradient :
                                    ([< Svg_types.radialgradient_attr ],
                                     [< Svg_types.radialgradient_content ],
                                     [> Svg_types.radialgradient ])
                                    star
                                  val stop :
                                    ([< Svg_types.stop_attr ],
                                     [< Svg_types.stop_content ],
                                     [> Svg_types.stop ])
                                    star
                                  val pattern :
                                    ([< Svg_types.pattern_attr ],
                                     [< Svg_types.pattern_content ],
                                     [> Svg_types.pattern ])
                                    star
                                  val clippath :
                                    ([< Svg_types.clippath_attr ],
                                     [< Svg_types.clippath_content ],
                                     [> Svg_types.clippath ])
                                    star
                                  val filter :
                                    ([< Svg_types.filter_attr ],
                                     [< Svg_types.filter_content ],
                                     [> Svg_types.filter ])
                                    star
                                  val fedistantlight :
                                    ([< Svg_types.fedistantlight_attr ],
                                     [< Svg_types.fedistantlight_content ],
                                     [> Svg_types.fedistantlight ])
                                    star
                                  val fepointlight :
                                    ([< Svg_types.fepointlight_attr ],
                                     [< Svg_types.fepointlight_content ],
                                     [> Svg_types.fepointlight ])
                                    star
                                  val fespotlight :
                                    ([< Svg_types.fespotlight_attr ],
                                     [< Svg_types.fespotlight_content ],
                                     [> Svg_types.fespotlight ])
                                    star
                                  val feblend :
                                    ([< Svg_types.feblend_attr ],
                                     [< Svg_types.feblend_content ],
                                     [> Svg_types.feblend ])
                                    star
                                  val fecolormatrix :
                                    ([< Svg_types.fecolormatrix_attr ],
                                     [< Svg_types.fecolormatrix_content ],
                                     [> Svg_types.fecolormatrix ])
                                    star
                                  val fecomponenttransfer :
                                    ([< Svg_types.fecomponenttransfer_attr ],
                                     [< Svg_types.fecomponenttransfer_content ],
                                     [> Svg_types.fecomponenttransfer ])
                                    star
                                  val fefunca :
                                    ([< Svg_types.fefunca_attr ],
                                     [< Svg_types.fefunca_content ],
                                     [> Svg_types.fefunca ])
                                    star
                                  val fefuncg :
                                    ([< Svg_types.fefuncg_attr ],
                                     [< Svg_types.fefuncg_content ],
                                     [> Svg_types.fefuncg ])
                                    star
                                  val fefuncb :
                                    ([< Svg_types.fefuncb_attr ],
                                     [< Svg_types.fefuncb_content ],
                                     [> Svg_types.fefuncb ])
                                    star
                                  val fefuncr :
                                    ([< Svg_types.fefuncr_attr ],
                                     [< Svg_types.fefuncr_content ],
                                     [> Svg_types.fefuncr ])
                                    star
                                  val fecomposite :
                                    ([< Svg_types.fecomposite_attr ],
                                     [< Svg_types.fecomposite_content ],
                                     [> Svg_types.fecomposite ])
                                    star
                                  val feconvolvematrix :
                                    ([< Svg_types.feconvolvematrix_attr ],
                                     [< Svg_types.feconvolvematrix_content ],
                                     [> Svg_types.feconvolvematrix ])
                                    star
                                  val fediffuselighting :
                                    ([< Svg_types.fediffuselighting_attr ],
                                     [< Svg_types.fediffuselighting_content ],
                                     [> Svg_types.fediffuselighting ])
                                    star
                                  val fedisplacementmap :
                                    ([< Svg_types.fedisplacementmap_attr ],
                                     [< Svg_types.fedisplacementmap_content ],
                                     [> Svg_types.fedisplacementmap ])
                                    star
                                  val feflood :
                                    ([< Svg_types.feflood_attr ],
                                     [< Svg_types.feflood_content ],
                                     [> Svg_types.feflood ])
                                    star
                                  val fegaussianblur :
                                    ([< Svg_types.fegaussianblur_attr ],
                                     [< Svg_types.fegaussianblur_content ],
                                     [> Svg_types.fegaussianblur ])
                                    star
                                  val feimage :
                                    ([< Svg_types.feimage_attr ],
                                     [< Svg_types.feimage_content ],
                                     [> Svg_types.feimage ])
                                    star
                                  val femerge :
                                    ([< Svg_types.femerge_attr ],
                                     [< Svg_types.femerge_content ],
                                     [> Svg_types.femerge ])
                                    star
                                  val femorphology :
                                    ([< Svg_types.femorphology_attr ],
                                     [< Svg_types.femorphology_content ],
                                     [> Svg_types.femorphology ])
                                    star
                                  val feoffset :
                                    ([< Svg_types.feoffset_attr ],
                                     [< Svg_types.feoffset_content ],
                                     [> Svg_types.feoffset ])
                                    star
                                  val fespecularlighting :
                                    ([< Svg_types.fespecularlighting_attr ],
                                     [< Svg_types.fespecularlighting_content ],
                                     [> Svg_types.fespecularlighting ])
                                    star
                                  val fetile :
                                    ([< Svg_types.fetile_attr ],
                                     [< Svg_types.fetile_content ],
                                     [> Svg_types.fetile ])
                                    star
                                  val feturbulence :
                                    ([< Svg_types.feturbulence_attr ],
                                     [< Svg_types.feturbulence_content ],
                                     [> Svg_types.feturbulence ])
                                    star
                                  val cursor :
                                    ([< Svg_types.cursor_attr ],
                                     [< Svg_types.cursor_content ],
                                     [> Svg_types.cursor ])
                                    star
                                  val a :
                                    ([< Svg_types.a_attr ],
                                     [< Svg_types.a_content ],
                                     [> Svg_types.a ])
                                    star
                                  val view :
                                    ([< Svg_types.view_attr ],
                                     [< Svg_types.view_content ],
                                     [> Svg_types.view ])
                                    star
                                  val script :
                                    ([< Svg_types.script_attr ],
                                     [< Svg_types.script_content ],
                                     [> Svg_types.script ])
                                    unary
                                  val animation :
                                    ([< Svg_types.animation_attr ],
                                     [< Svg_types.animation_content ],
                                     [> Svg_types.animation ])
                                    star
                                  val set :
                                    ([< Svg_types.set_attr ],
                                     [< Svg_types.set_content ],
                                     [> Svg_types.set ])
                                    star
                                  val animatemotion :
                                    ([< Svg_types.animatemotion_attr ],
                                     [< Svg_types.animatemotion_content ],
                                     [> Svg_types.animatemotion ])
                                    star
                                  val mpath :
                                    ([< Svg_types.mpath_attr ],
                                     [< Svg_types.mpath_content ],
                                     [> Svg_types.mpath ])
                                    star
                                  val animatecolor :
                                    ([< Svg_types.animatecolor_attr ],
                                     [< Svg_types.animatecolor_content ],
                                     [> Svg_types.animatecolor ])
                                    star
                                  val animatetransform :
                                    ([< Svg_types.animatetransform_attr ],
                                     [< Svg_types.animatetransform_content ],
                                     [> Svg_types.animatetransform ])
                                    star
                                  val font :
                                    ([< Svg_types.font_attr ],
                                     [< Svg_types.font_content ],
                                     [> Svg_types.font ])
                                    star
                                  val glyph :
                                    ([< Svg_types.glyph_attr ],
                                     [< Svg_types.glyph_content ],
                                     [> Svg_types.glyph ])
                                    star
                                  val missingglyph :
                                    ([< Svg_types.missingglyph_attr ],
                                     [< Svg_types.missingglyph_content ],
                                     [> Svg_types.missingglyph ])
                                    star
                                  val hkern :
                                    ([< Svg_types.hkern_attr ],
                                     [> Svg_types.hkern ])
                                    nullary
                                  val vkern :
                                    ([< Svg_types.vkern_attr ],
                                     [> Svg_types.vkern ])
                                    nullary
                                  val fontface :
                                    ([< Svg_types.fontface_attr ],
                                     [> Svg_types.fontface ])
                                    nullary
                                  val fontfacesrc :
                                    ([< Svg_types.fontfacesrc_attr ],
                                     [< Svg_types.fontfacesrc_content ],
                                     [> Svg_types.fontfacesrc ])
                                    star
                                  val fontfaceuri :
                                    ([< Svg_types.fontfaceuri_attr ],
                                     [< Svg_types.fontfaceuri_content ],
                                     [> Svg_types.fontfaceuri ])
                                    star
                                  val fontfaceformat :
                                    ([< Svg_types.fontfaceformat_attr ],
                                     [> Svg_types.fontfaceformat ])
                                    nullary
                                  val fontfacename :
                                    ([< Svg_types.fontfacename_attr ],
                                     [> Svg_types.fontfacename ])
                                    nullary
                                  val tot : Xml.elt -> 'a elt
                                  val totl : Xml.elt list -> 'a elt list
                                  val toelt : 'a elt -> Xml.elt
                                  val toeltl : 'a elt list -> Xml.elt list
                                  val to_xmlattribs :
                                    'a attrib list -> Xml.attrib list
                                  val to_attrib : Xml.attrib -> 'a attrib
                                  module Unsafe :
                                    sig
                                      val data : string wrap -> 'a elt
                                      val node :
                                        string ->
                                        ?a:'a attrib list ->
                                        'b elt list_wrap -> 'c elt
                                      val leaf :
                                        string ->
                                        ?a:'a attrib list -> unit -> 'b elt
                                      val coerce_elt : 'a elt -> 'b elt
                                      val string_attrib :
                                        string -> string wrap -> 'a attrib
                                      val float_attrib :
                                        string -> float wrap -> 'a attrib
                                      val int_attrib :
                                        string -> int wrap -> 'a attrib
                                      val uri_attrib :
                                        string -> uri wrap -> 'a attrib
                                      val space_sep_attrib :
                                        string ->
                                        string list wrap -> 'a attrib
                                      val comma_sep_attrib :
                                        string ->
                                        string list wrap -> 'a attrib
                                    end
                                  type doc = [ `Svg ] elt
                                  val doc_toelt : doc -> Xml.elt
                                end->
      sig
        module Xml :
          sig
            type 'a wrap = 'Xml_wrap.NoWrap.t
            type 'a list_wrap = 'Xml_wrap.NoWrap.tlist
            type uri = Xml.uri
            val string_of_uri : uri -> string
            val uri_of_string : string -> uri
            type aname = string
            type event_handler = Xml.event_handler
            type mouse_event_handler = Xml.mouse_event_handler
            type keyboard_event_handler = Xml.keyboard_event_handler
            type attrib = Xml.attrib
            val float_attrib : aname -> float wrap -> attrib
            val int_attrib : aname -> int wrap -> attrib
            val string_attrib : aname -> string wrap -> attrib
            val space_sep_attrib : aname -> string list wrap -> attrib
            val comma_sep_attrib : aname -> string list wrap -> attrib
            val event_handler_attrib : aname -> event_handler -> attrib
            val mouse_event_handler_attrib :
              aname -> mouse_event_handler -> attrib
            val keyboard_event_handler_attrib :
              aname -> keyboard_event_handler -> attrib
            val uri_attrib : aname -> uri wrap -> attrib
            val uris_attrib : aname -> uri list wrap -> attrib
            type elt = Xml.elt
            type ename = string
            val empty : unit -> elt
            val comment : string -> elt
            val pcdata : string wrap -> elt
            val encodedpcdata : string wrap -> elt
            val entity : string -> elt
            val leaf : ?a:attrib list -> ename -> elt
            val node : ?a:attrib list -> ename -> elt list_wrap -> elt
            val cdata : string -> elt
            val cdata_script : string -> elt
            val cdata_style : string -> elt
          end
        module Info : Xml_sigs.Info
        type 'a wrap = 'Xml_wrap.NoWrap.t
        type 'a list_wrap = 'Xml_wrap.NoWrap.tlist
        type uri = Xml.uri
        val string_of_uri : uri -> string
        val uri_of_string : string -> uri
        type 'a attrib = Xml.attrib
        val to_xmlattribs : 'a attrib list -> Xml.attrib list
        val to_attrib : Xml.attrib -> 'a attrib
        val a_autocomplete :
          [< `Off | `On ] wrap -> [> `Autocomplete ] attrib
        val a_async : [< `Async ] wrap -> [> `Async ] attrib
        val a_autofocus : [< `Autofocus ] wrap -> [> `Autofocus ] attrib
        val a_autoplay : [< `Autoplay ] wrap -> [> `Autoplay ] attrib
        val a_muted : [< `Muted ] wrap -> [> `Muted ] attrib
        val a_crossorigin :
          [< `Anonymous | `Use_credentials ] wrap -> [> `Crossorigin ] attrib
        val a_mediagroup : string wrap -> [> `Mediagroup ] attrib
        val a_challenge : Html5_types.text wrap -> [> `Challenge ] attrib
        val a_contenteditable : bool wrap -> [> `Contenteditable ] attrib
        val a_contextmenu :
          Html5_types.idref wrap -> [> `Contextmenu ] attrib
        val a_controls : [< `Controls ] wrap -> [> `Controls ] attrib
        val a_dir : [< `Ltr | `Rtl ] wrap -> [> `Dir ] attrib
        val a_draggable : bool wrap -> [> `Draggable ] attrib
        val a_form : Html5_types.idref wrap -> [> `Form ] attrib
        val a_formaction : Xml.uri wrap -> [> `Formaction ] attrib
        val a_formenctype :
          Html5_types.contenttype wrap -> [> `Formenctype ] attrib
        val a_formmethod :
          [< `Delete | `Get | `Post | `Put ] wrap -> [> `Formmethod ] attrib
        val a_formnovalidate :
          [< `Formnovalidate ] wrap -> [> `Formnovalidate ] attrib
        val a_formtarget : Html5_types.text wrap -> [> `Formtarget ] attrib
        val a_hidden : [< `Hidden ] wrap -> [> `Hidden ] attrib
        val a_high : Html5_types.float_number wrap -> [> `High ] attrib
        val a_icon : Xml.uri wrap -> [> `Icon ] attrib
        val a_ismap : [< `Ismap ] wrap -> [> `Ismap ] attrib
        val a_keytype : Html5_types.text wrap -> [> `Keytype ] attrib
        val a_list : Html5_types.idref wrap -> [> `List ] attrib
        val a_loop : [< `Loop ] wrap -> [> `Loop ] attrib
        val a_low : Html5_types.float_number wrap -> [> `High ] attrib
        val a_max : Html5_types.float_number wrap -> [> `Max ] attrib
        val a_input_max :
          Html5_types.float_number wrap -> [> `Input_Max ] attrib
        val a_min : Html5_types.float_number wrap -> [> `Min ] attrib
        val a_input_min :
          Html5_types.float_number wrap -> [> `Input_Min ] attrib
        val a_novalidate : [< `Novalidate ] wrap -> [> `Novalidate ] attrib
        val a_open : [< `Open ] wrap -> [> `Open ] attrib
        val a_optimum : Html5_types.float_number wrap -> [> `Optimum ] attrib
        val a_pattern : Html5_types.text wrap -> [> `Pattern ] attrib
        val a_placeholder : Html5_types.text wrap -> [> `Placeholder ] attrib
        val a_poster : Xml.uri wrap -> [> `Poster ] attrib
        val a_preload :
          [< `Audio | `Metadata | `None ] wrap -> [> `Preload ] attrib
        val a_pubdate : [< `Pubdate ] wrap -> [> `Pubdate ] attrib
        val a_radiogroup : Html5_types.text wrap -> [> `Radiogroup ] attrib
        val a_required : [< `Required ] wrap -> [> `Required ] attrib
        val a_reversed : [< `Reversed ] wrap -> [> `Reversed ] attrib
        val a_sandbox :
          [< `AllowForms | `AllowSameOrigin | `AllowScript ] list wrap ->
          [> `Sandbox ] attrib
        val a_spellcheck : bool wrap -> [> `Spellcheck ] attrib
        val a_scoped : [< `Scoped ] wrap -> [> `Scoped ] attrib
        val a_seamless : [< `Seamless ] wrap -> [> `Seamless ] attrib
        val a_sizes : Html5_types.numbers wrap -> [> `Sizes ] attrib
        val a_span : Html5_types.number wrap -> [> `Span ] attrib
        val a_srclang : Html5_types.nmtoken wrap -> [> `XML_lang ] attrib
        val a_start : Html5_types.number wrap -> [> `Start ] attrib
        val a_step :
          Html5_types.float_number option wrap -> [> `Step ] attrib
        val a_wrap : [< `Hard | `Soft ] wrap -> [> `Wrap ] attrib
        val a_class : Html5_types.nmtokens wrap -> [> `Class ] attrib
        val a_user_data :
          Html5_types.nmtoken ->
          Html5_types.text wrap -> [> `User_data ] attrib
        val a_id : Html5_types.text wrap -> [> `Id ] attrib
        val a_title : Html5_types.text wrap -> [> `Title ] attrib
        val a_xml_lang : Html5_types.nmtoken wrap -> [> `XML_lang ] attrib
        val a_onabort : Xml.event_handler -> [> `OnAbort ] attrib
        val a_onafterprint : Xml.event_handler -> [> `OnAfterPrint ] attrib
        val a_onbeforeprint : Xml.event_handler -> [> `OnBeforePrint ] attrib
        val a_onbeforeunload :
          Xml.event_handler -> [> `OnBeforeUnload ] attrib
        val a_onblur : Xml.event_handler -> [> `OnBlur ] attrib
        val a_oncanplay : Xml.event_handler -> [> `OnCanPlay ] attrib
        val a_oncanplaythrough :
          Xml.event_handler -> [> `OnCanPlayThrough ] attrib
        val a_onchange : Xml.event_handler -> [> `OnChange ] attrib
        val a_ondurationchange :
          Xml.event_handler -> [> `OnDurationChange ] attrib
        val a_onemptied : Xml.event_handler -> [> `OnEmptied ] attrib
        val a_onended : Xml.event_handler -> [> `OnEnded ] attrib
        val a_onerror : Xml.event_handler -> [> `OnError ] attrib
        val a_onfocus : Xml.event_handler -> [> `OnFocus ] attrib
        val a_onformchange : Xml.event_handler -> [> `OnFormChange ] attrib
        val a_onforminput : Xml.event_handler -> [> `OnFormInput ] attrib
        val a_onhashchange : Xml.event_handler -> [> `OnHashChange ] attrib
        val a_oninput : Xml.event_handler -> [> `OnInput ] attrib
        val a_oninvalid : Xml.event_handler -> [> `OnInvalid ] attrib
        val a_onmousewheel : Xml.event_handler -> [> `OnMouseWheel ] attrib
        val a_onoffline : Xml.event_handler -> [> `OnOffLine ] attrib
        val a_ononline : Xml.event_handler -> [> `OnOnLine ] attrib
        val a_onpause : Xml.event_handler -> [> `OnPause ] attrib
        val a_onplay : Xml.event_handler -> [> `OnPlay ] attrib
        val a_onplaying : Xml.event_handler -> [> `OnPlaying ] attrib
        val a_onpagehide : Xml.event_handler -> [> `OnPageHide ] attrib
        val a_onpageshow : Xml.event_handler -> [> `OnPageShow ] attrib
        val a_onpopstate : Xml.event_handler -> [> `OnPopState ] attrib
        val a_onprogress : Xml.event_handler -> [> `OnProgress ] attrib
        val a_onratechange : Xml.event_handler -> [> `OnRateChange ] attrib
        val a_onreadystatechange :
          Xml.event_handler -> [> `OnReadyStateChange ] attrib
        val a_onredo : Xml.event_handler -> [> `OnRedo ] attrib
        val a_onresize : Xml.event_handler -> [> `OnResize ] attrib
        val a_onscroll : Xml.event_handler -> [> `OnScroll ] attrib
        val a_onseeked : Xml.event_handler -> [> `OnSeeked ] attrib
        val a_onseeking : Xml.event_handler -> [> `OnSeeking ] attrib
        val a_onselect : Xml.event_handler -> [> `OnSelect ] attrib
        val a_onshow : Xml.event_handler -> [> `OnShow ] attrib
        val a_onstalled : Xml.event_handler -> [> `OnStalled ] attrib
        val a_onstorage : Xml.event_handler -> [> `OnStorage ] attrib
        val a_onsubmit : Xml.event_handler -> [> `OnSubmit ] attrib
        val a_onsuspend : Xml.event_handler -> [> `OnSuspend ] attrib
        val a_ontimeupdate : Xml.event_handler -> [> `OnTimeUpdate ] attrib
        val a_onundo : Xml.event_handler -> [> `OnUndo ] attrib
        val a_onunload : Xml.event_handler -> [> `OnUnload ] attrib
        val a_onvolumechange :
          Xml.event_handler -> [> `OnVolumeChange ] attrib
        val a_onwaiting : Xml.event_handler -> [> `OnWaiting ] attrib
        val a_onload : Xml.event_handler -> [> `OnLoad ] attrib
        val a_onloadeddata : Xml.event_handler -> [> `OnLoadedData ] attrib
        val a_onloadedmetadata :
          Xml.event_handler -> [> `OnLoadedMetaData ] attrib
        val a_onloadstart : Xml.event_handler -> [> `OnLoadStart ] attrib
        val a_onmessage : Xml.event_handler -> [> `OnMessage ] attrib
        val a_onclick : Xml.mouse_event_handler -> [> `OnClick ] attrib
        val a_oncontextmenu :
          Xml.mouse_event_handler -> [> `OnContextMenu ] attrib
        val a_ondblclick : Xml.mouse_event_handler -> [> `OnDblClick ] attrib
        val a_ondrag : Xml.mouse_event_handler -> [> `OnDrag ] attrib
        val a_ondragend : Xml.mouse_event_handler -> [> `OnDragEnd ] attrib
        val a_ondragenter :
          Xml.mouse_event_handler -> [> `OnDragEnter ] attrib
        val a_ondragleave :
          Xml.mouse_event_handler -> [> `OnDragLeave ] attrib
        val a_ondragover : Xml.mouse_event_handler -> [> `OnDragOver ] attrib
        val a_ondragstart :
          Xml.mouse_event_handler -> [> `OnDragStart ] attrib
        val a_ondrop : Xml.mouse_event_handler -> [> `OnDrop ] attrib
        val a_onmousedown :
          Xml.mouse_event_handler -> [> `OnMouseDown ] attrib
        val a_onmouseup : Xml.mouse_event_handler -> [> `OnMouseUp ] attrib
        val a_onmouseover :
          Xml.mouse_event_handler -> [> `OnMouseOver ] attrib
        val a_onmousemove :
          Xml.mouse_event_handler -> [> `OnMouseMove ] attrib
        val a_onmouseout : Xml.mouse_event_handler -> [> `OnMouseOut ] attrib
        val a_onkeypress :
          Xml.keyboard_event_handler -> [> `OnKeyPress ] attrib
        val a_onkeydown :
          Xml.keyboard_event_handler -> [> `OnKeyDown ] attrib
        val a_onkeyup : Xml.keyboard_event_handler -> [> `OnKeyUp ] attrib
        val a_version : Html5_types.cdata wrap -> [> `Version ] attrib
        val a_xmlns : [< `W3_org_1999_xhtml ] wrap -> [> `XMLns ] attrib
        val a_manifest : Xml.uri wrap -> [> `Manifest ] attrib
        val a_cite : Xml.uri wrap -> [> `Cite ] attrib
        val a_xml_space : [< `Preserve ] wrap -> [> `XML_space ] attrib
        val a_accesskey :
          Html5_types.character wrap -> [> `Accesskey ] attrib
        val a_charset : Html5_types.charset wrap -> [> `Charset ] attrib
        val a_accept_charset :
          Html5_types.charsets wrap -> [> `Accept_charset ] attrib
        val a_accept : Html5_types.contenttypes wrap -> [> `Accept ] attrib
        val a_href : Xml.uri wrap -> [> `Href ] attrib
        val a_hreflang :
          Html5_types.languagecode wrap -> [> `Hreflang ] attrib
        val a_rel : Html5_types.linktypes wrap -> [> `Rel ] attrib
        val a_tabindex : Html5_types.number wrap -> [> `Tabindex ] attrib
        val a_mime_type :
          Html5_types.contenttype wrap -> [> `Mime_type ] attrib
        val a_datetime : Html5_types.cdata wrap -> [> `Datetime ] attrib
        val a_action : Xml.uri wrap -> [> `Action ] attrib
        val a_checked : [< `Checked ] wrap -> [> `Checked ] attrib
        val a_cols : Html5_types.number wrap -> [> `Cols ] attrib
        val a_enctype : Html5_types.contenttype wrap -> [> `Enctype ] attrib
        val a_for : Html5_types.idref wrap -> [> `For ] attrib
        val a_for_list : Html5_types.idrefs wrap -> [> `For_List ] attrib
        val a_maxlength : Html5_types.number wrap -> [> `Maxlength ] attrib
        val a_method :
          [< `Delete | `Get | `Post | `Put ] wrap -> [> `Method ] attrib
        val a_multiple : [< `Multiple ] wrap -> [> `Multiple ] attrib
        val a_name : Html5_types.text wrap -> [> `Name ] attrib
        val a_rows : Html5_types.number wrap -> [> `Rows ] attrib
        val a_selected : [< `Selected ] wrap -> [> `Selected ] attrib
        val a_size : Html5_types.number wrap -> [> `Size ] attrib
        val a_src : Xml.uri wrap -> [> `Src ] attrib
        val a_input_type :
          [< `Button
           | `Checkbox
           | `Color
           | `Date
           | `Datetime
           | `Datetime_local
           | `Email
           | `File
           | `Hidden
           | `Image
           | `Month
           | `Number
           | `Password
           | `Radio
           | `Range
           | `Reset
           | `Search
           | `Submit
           | `Tel
           | `Text
           | `Time
           | `Url
           | `Week ]
          wrap -> [> `Input_Type ] attrib
        val a_text_value : Html5_types.text wrap -> [> `Text_Value ] attrib
        val a_int_value : Html5_types.number wrap -> [> `Int_Value ] attrib
        val a_value : Html5_types.cdata wrap -> [> `Value ] attrib
        val a_float_value :
          Html5_types.float_number wrap -> [> `Float_Value ] attrib
        val a_disabled : [< `Disabled ] wrap -> [> `Disabled ] attrib
        val a_readonly : [< `ReadOnly ] wrap -> [> `ReadOnly ] attrib
        val a_button_type :
          [< `Button | `Reset | `Submit ] wrap -> [> `Button_Type ] attrib
        val a_command_type :
          [< `Checkbox | `Command | `Radio ] wrap ->
          [> `Command_Type ] attrib
        val a_menu_type :
          [< `Context | `Toolbar ] wrap -> [> `Menu_Type ] attrib
        val a_label : Html5_types.text wrap -> [> `Label ] attrib
        val a_align :
          [< `Char | `Justify | `Left | `Right ] wrap -> [> `Align ] attrib
        val a_axis : Html5_types.cdata wrap -> [> `Axis ] attrib
        val a_colspan : Html5_types.number wrap -> [> `Colspan ] attrib
        val a_headers : Html5_types.idrefs wrap -> [> `Headers ] attrib
        val a_rowspan : Html5_types.number wrap -> [> `Rowspan ] attrib
        val a_scope :
          [< `Col | `Colgroup | `Row | `Rowgroup ] wrap -> [> `Scope ] attrib
        val a_summary : Html5_types.text wrap -> [> `Summary ] attrib
        val a_border : Html5_types.pixels wrap -> [> `Border ] attrib
        val a_cellpadding :
          Html5_types.length wrap -> [> `Cellpadding ] attrib
        val a_cellspacing :
          Html5_types.length wrap -> [> `Cellspacing ] attrib
        val a_datapagesize :
          Html5_types.cdata wrap -> [> `Datapagesize ] attrib
        val a_rules :
          [< `All | `Cols | `Groups | `None | `Rows ] wrap ->
          [> `Rules ] attrib
        val a_char : Html5_types.character wrap -> [> `Char ] attrib
        val a_charoff : Html5_types.length wrap -> [> `Charoff ] attrib
        val a_alt : Html5_types.text wrap -> [> `Alt ] attrib
        val a_height : Html5_types.number wrap -> [> `Height ] attrib
        val a_width : Html5_types.number wrap -> [> `Width ] attrib
        type shape = [ `Circle | `Default | `Poly | `Rect ]
        val a_shape : shape wrap -> [> `Shape ] attrib
        val a_coords : Html5_types.numbers wrap -> [> `Coords ] attrib
        val a_usemap : Html5_types.idref wrap -> [> `Usemap ] attrib
        val a_data : Xml.uri wrap -> [> `Data ] attrib
        val a_codetype :
          Html5_types.contenttype wrap -> [> `Codetype ] attrib
        val a_fs_rows : Html5_types.multilengths wrap -> [> `FS_Rows ] attrib
        val a_fs_cols : Html5_types.multilengths wrap -> [> `FS_Cols ] attrib
        val a_frameborder :
          [< `One | `Zero ] wrap -> [> `Frameborder ] attrib
        val a_marginheight :
          Html5_types.pixels wrap -> [> `Marginheight ] attrib
        val a_marginwidth :
          Html5_types.pixels wrap -> [> `Marginwidth ] attrib
        val a_scrolling :
          [< `Auto | `No | `Yes ] wrap -> [> `Scrolling ] attrib
        val a_target : Html5_types.frametarget wrap -> [> `Target ] attrib
        val a_content : Html5_types.text wrap -> [> `Content ] attrib
        val a_http_equiv : Html5_types.text wrap -> [> `Http_equiv ] attrib
        val a_defer : [< `Defer ] wrap -> [> `Defer ] attrib
        val a_media : Html5_types.mediadesc wrap -> [> `Media ] attrib
        val a_style : string wrap -> [> `Style_Attr ] attrib
        val a_property : string wrap -> [> `Property ] attrib
        type 'a elt = Xml.elt
        type ('a, 'b) nullary = ?a:'a attrib list -> unit -> 'b elt
        type ('a, 'b, 'c) unary = ?a:'a attrib list -> 'b elt wrap -> 'c elt
        type ('a, 'b, 'c) star =
            ?a:'a attrib list -> 'b elt list_wrap -> 'c elt
        type html = [ `Html ] elt
        val html :
          ?a:Html5_types.html_attrib attrib list ->
          [< `Head ] elt wrap -> [< `Body ] elt wrap -> [> `Html ] elt
        val head :
          ?a:Html5_types.head_attrib attrib list ->
          [< `Title ] elt wrap ->
          Html5_types.head_content_fun elt list_wrap ->
          [> Html5_types.head ] elt
        val base :
          ([< Html5_types.base_attrib ], [> Html5_types.base ]) nullary
        val title :
          (Html5_types.title_attrib, [< Html5_types.title_content_fun ],
           [> Html5_types.title ])
          unary
        val body :
          ([< Html5_types.body_attrib ], [< Html5_types.body_content_fun ],
           [> Html5_types.body ])
          star
        val svg :
          ?xmlns:string ->
          ?a:[< Html5_types.svg_attrib ] Svg.attrib list ->
          [< Html5_types.svg_content ] Svg.elt list_wrap ->
          [> Html5_types.svg ] elt
        val footer :
          ([< Html5_types.common ],
           [< Html5_types.flow5_without_header_footer ], [> `Footer ])
          star
        val header :
          ([< Html5_types.common ],
           [< Html5_types.flow5_without_header_footer ], [> `Header ])
          star
        val section :
          ([< Html5_types.section_attrib ],
           [< Html5_types.section_content_fun ], [> Html5_types.section ])
          star
        val nav :
          ([< Html5_types.nav_attrib ], [< Html5_types.nav_content_fun ],
           [> Html5_types.nav ])
          star
        val h1 :
          ([< Html5_types.h1_attrib ], [< Html5_types.h1_content_fun ],
           [> Html5_types.h1 ])
          star
        val h2 :
          ([< Html5_types.h2_attrib ], [< Html5_types.h2_content_fun ],
           [> Html5_types.h2 ])
          star
        val h3 :
          ([< Html5_types.h3_attrib ], [< Html5_types.h3_content_fun ],
           [> Html5_types.h3 ])
          star
        val h4 :
          ([< Html5_types.h4_attrib ], [< Html5_types.h4_content_fun ],
           [> Html5_types.h4 ])
          star
        val h5 :
          ([< Html5_types.h5_attrib ], [< Html5_types.h5_content_fun ],
           [> Html5_types.h5 ])
          star
        val h6 :
          ([< Html5_types.h6_attrib ], [< Html5_types.h6_content_fun ],
           [> Html5_types.h6 ])
          star
        val hgroup :
          ([< Html5_types.hgroup_attrib ],
           [< Html5_types.hgroup_content_fun ], [> Html5_types.hgroup ])
          star
        val address :
          ([< Html5_types.address_attrib ],
           [< Html5_types.address_content_fun ], [> Html5_types.address ])
          star
        val article :
          ([< Html5_types.article_attrib ],
           [< Html5_types.article_content_fun ], [> Html5_types.article ])
          star
        val aside :
          ([< Html5_types.aside_attrib ], [< Html5_types.aside_content_fun ],
           [> Html5_types.aside ])
          star
        val p :
          ([< Html5_types.p_attrib ], [< Html5_types.p_content_fun ],
           [> Html5_types.p ])
          star
        val pre :
          ([< Html5_types.pre_attrib ], [< Html5_types.pre_content_fun ],
           [> Html5_types.pre ])
          star
        val blockquote :
          ([< Html5_types.blockquote_attrib ],
           [< Html5_types.blockquote_content_fun ],
           [> Html5_types.blockquote ])
          star
        val div :
          ([< Html5_types.div_attrib ], [< Html5_types.div_content_fun ],
           [> Html5_types.div ])
          star
        val dl :
          ([< Html5_types.dl_attrib ], [< Html5_types.dl_content_fun ],
           [> Html5_types.dl ])
          star
        val ol :
          ([< Html5_types.ol_attrib ], [< Html5_types.ol_content_fun ],
           [> Html5_types.ol ])
          star
        val ul :
          ([< Html5_types.ul_attrib ], [< Html5_types.ul_content_fun ],
           [> Html5_types.ul ])
          star
        val dd :
          ([< Html5_types.dd_attrib ], [< Html5_types.dd_content_fun ],
           [> Html5_types.dd ])
          star
        val dt :
          ([< Html5_types.dt_attrib ], [< Html5_types.dt_content_fun ],
           [> Html5_types.dt ])
          star
        val li :
          ([< Html5_types.li_attrib ], [< Html5_types.li_content_fun ],
           [> Html5_types.li ])
          star
        val figcaption :
          ([< Html5_types.figcaption_attrib ],
           [< Html5_types.figcaption_content_fun ],
           [> Html5_types.figcaption ])
          star
        val figure :
          ?figcaption:[ `Bottom of [< `Figcaption ] elt wrap
                      | `Top of [< `Figcaption ] elt wrap ] ->
          ([< Html5_types.figure_attrib ],
           [< Html5_types.figure_content_fun ], [> Html5_types.figure ])
          star
        val hr : ([< Html5_types.hr_attrib ], [> Html5_types.hr ]) nullary
        val rt :
          ([< Html5_types.rt_attrib ], [< Html5_types.rt_content_fun ],
           [> Html5_types.rt ])
          star
        val rp :
          ([< Html5_types.rp_attrib ], [< Html5_types.rp_content_fun ],
           [> Html5_types.rp ])
          star
        val ruby :
          ([< Html5_types.ruby_attrib ], [< Html5_types.ruby_content_fun ],
           [> Html5_types.ruby ])
          star
        val b :
          ([< Html5_types.b_attrib ], [< Html5_types.b_content_fun ],
           [> Html5_types.b ])
          star
        val i :
          ([< Html5_types.i_attrib ], [< Html5_types.i_content_fun ],
           [> Html5_types.i ])
          star
        val u :
          ([< Html5_types.u_attrib ], [< Html5_types.u_content_fun ],
           [> Html5_types.u ])
          star
        val small :
          ([< Html5_types.small_attrib ], [< Html5_types.small_content_fun ],
           [> Html5_types.small ])
          star
        val sub :
          ([< Html5_types.sub_attrib ], [< Html5_types.sub_content_fun ],
           [> Html5_types.sub ])
          star
        val sup :
          ([< Html5_types.sup_attrib ], [< Html5_types.sup_content_fun ],
           [> Html5_types.sup ])
          star
        val mark :
          ([< Html5_types.mark_attrib ], [< Html5_types.mark_content_fun ],
           [> Html5_types.mark ])
          star
        val wbr : ([< Html5_types.wbr_attrib ], [> Html5_types.wbr ]) nullary
        val bdo :
          dir:[< `Ltr | `Rtl ] wrap ->
          ([< Html5_types.common ], [< Html5_types.phrasing ], [> `Bdo ])
          star
        val abbr :
          ([< Html5_types.abbr_attrib ], [< Html5_types.abbr_content_fun ],
           [> Html5_types.abbr ])
          star
        val br : ([< Html5_types.br_attrib ], [> Html5_types.br ]) nullary
        val cite :
          ([< Html5_types.cite_attrib ], [< Html5_types.cite_content_fun ],
           [> Html5_types.cite ])
          star
        val code :
          ([< Html5_types.code_attrib ], [< Html5_types.code_content_fun ],
           [> Html5_types.code ])
          star
        val dfn :
          ([< Html5_types.dfn_attrib ], [< Html5_types.dfn_content_fun ],
           [> Html5_types.dfn ])
          star
        val em :
          ([< Html5_types.em_attrib ], [< Html5_types.em_content_fun ],
           [> Html5_types.em ])
          star
        val kbd :
          ([< Html5_types.kbd_attrib ], [< Html5_types.kbd_content_fun ],
           [> Html5_types.kbd ])
          star
        val q :
          ([< Html5_types.q_attrib ], [< Html5_types.q_content_fun ],
           [> Html5_types.q ])
          star
        val samp :
          ([< Html5_types.samp_attrib ], [< Html5_types.samp_content_fun ],
           [> Html5_types.samp ])
          star
        val span :
          ([< Html5_types.span_attrib ], [< Html5_types.span_content_fun ],
           [> Html5_types.span ])
          star
        val strong :
          ([< Html5_types.strong_attrib ],
           [< Html5_types.strong_content_fun ], [> Html5_types.strong ])
          star
        val time :
          ([< Html5_types.time_attrib ], [< Html5_types.time_content_fun ],
           [> Html5_types.time ])
          star
        val var :
          ([< Html5_types.var_attrib ], [< Html5_types.var_content_fun ],
           [> Html5_types.var ])
          star
        val a : ([< Html5_types.a_attrib ], 'a, [> `A of 'a ]) star
        val del : ([< Html5_types.del_attrib ], 'a, [> `Del of 'a ]) star
        val ins : ([< Html5_types.ins_attrib ], 'a, [> `Ins of 'a ]) star
        val img :
          src:Xml.uri wrap ->
          alt:Html5_types.text wrap ->
          ([< Html5_types.img_attrib ], [> Html5_types.img ]) nullary
        val iframe :
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Height
            | `Hidden
            | `Id
            | `Name
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Sandbox
            | `Seamless
            | `Spellcheck
            | `Src
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `Width
            | `XML_lang
            | `XMLns ],
           [< `PCDATA ], [> `Iframe ])
          star
        val object_ :
          ?params:[< `Param ] elt list_wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Data
            | `Dir
            | `Draggable
            | `Form
            | `Height
            | `Hidden
            | `Id
            | `Mime_type
            | `Name
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `Usemap
            | `User_data
            | `Width
            | `XML_lang
            | `XMLns ],
           'a, [> `Object of 'a ])
          star
        val param :
          ([< Html5_types.param_attrib ], [> Html5_types.param ]) nullary
        val embed :
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Height
            | `Hidden
            | `Id
            | `Mime_type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Src
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `Width
            | `XML_lang
            | `XMLns ],
           [> `Embed ])
          nullary
        val audio :
          ?src:Xml.uri wrap ->
          ?srcs:[< Html5_types.source ] elt list_wrap ->
          ([< Html5_types.audio_attrib ], 'a, [> 'Html5_types.audio ]) star
        val video :
          ?src:Xml.uri wrap ->
          ?srcs:[< Html5_types.source ] elt list_wrap ->
          ([< Html5_types.video_attrib ], 'a, [> 'Html5_types.video ]) star
        val canvas :
          ([< Html5_types.canvas_attrib ], 'a, [> 'Html5_types.canvas ])
          star
        val source :
          ([< Html5_types.source_attrib ], [> Html5_types.source ]) nullary
        val area :
          alt:Html5_types.text wrap ->
          ([< `Accesskey
            | `Alt
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Coords
            | `Dir
            | `Draggable
            | `Hidden
            | `Hreflang
            | `Id
            | `Media
            | `Mime_type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Rel
            | `Shape
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Target
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Area ])
          nullary
        val map : ([< Html5_types.map_attrib ], 'a, [> `A of 'a ]) star
        val caption :
          ([< Html5_types.caption_attrib ],
           [< Html5_types.caption_content_fun ], [> Html5_types.caption ])
          star
        val table :
          ?caption:[< Html5_types.caption ] elt wrap ->
          ?columns:[< Html5_types.colgroup ] elt list_wrap ->
          ?thead:[< Html5_types.thead ] elt wrap ->
          ?tfoot:[< Html5_types.tfoot ] elt wrap ->
          ([< Html5_types.table_attrib ], [< Html5_types.table_content_fun ],
           [> Html5_types.table ])
          star
        val tablex :
          ?caption:[< Html5_types.caption ] elt wrap ->
          ?columns:[< Html5_types.colgroup ] elt list_wrap ->
          ?thead:[< Html5_types.thead ] elt wrap ->
          ?tfoot:[< Html5_types.tfoot ] elt wrap ->
          ([< Html5_types.tablex_attrib ],
           [< Html5_types.tablex_content_fun ], [> Html5_types.tablex ])
          star
        val colgroup :
          ([< Html5_types.colgroup_attrib ],
           [< Html5_types.colgroup_content_fun ], [> Html5_types.colgroup ])
          star
        val col : ([< Html5_types.col_attrib ], [> Html5_types.col ]) nullary
        val thead :
          ([< Html5_types.thead_attrib ], [< Html5_types.thead_content_fun ],
           [> Html5_types.thead ])
          star
        val tbody :
          ([< Html5_types.tbody_attrib ], [< Html5_types.tbody_content_fun ],
           [> Html5_types.tbody ])
          star
        val tfoot :
          ([< Html5_types.tfoot_attrib ], [< Html5_types.tfoot_content_fun ],
           [> Html5_types.tfoot ])
          star
        val td :
          ([< Html5_types.td_attrib ], [< Html5_types.td_content_fun ],
           [> Html5_types.td ])
          star
        val th :
          ([< Html5_types.th_attrib ], [< Html5_types.th_content_fun ],
           [> Html5_types.th ])
          star
        val tr :
          ([< Html5_types.tr_attrib ], [< Html5_types.tr_content_fun ],
           [> Html5_types.tr ])
          star
        val form :
          ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
           [> Html5_types.form ])
          star
        val fieldset :
          ?legend:[ `Legend ] elt wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Disabled
            | `Draggable
            | `Form
            | `Hidden
            | `Id
            | `Name
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [< Html5_types.flow5 ], [> `Fieldset ])
          star
        val legend :
          ([< Html5_types.legend_attrib ],
           [< Html5_types.legend_content_fun ], [> Html5_types.legend ])
          star
        val label :
          ([< Html5_types.label_attrib ], [< Html5_types.label_content_fun ],
           [> Html5_types.label ])
          star
        val input :
          ([< Html5_types.input_attrib ], [> Html5_types.input ]) nullary
        val button :
          ([< Html5_types.button_attrib ],
           [< Html5_types.button_content_fun ], [> Html5_types.button ])
          star
        val select :
          ([< Html5_types.select_attrib ],
           [< Html5_types.select_content_fun ], [> Html5_types.select ])
          star
        val datalist :
          ?children:[< `Options of [< `Option ] elt list_wrap
                     | `Phras of [< Html5_types.phrasing ] elt list_wrap ] ->
          ([< Html5_types.common ], [> `Datalist ]) nullary
        val optgroup :
          label:Html5_types.text wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Disabled
            | `Draggable
            | `Hidden
            | `Id
            | `Label
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [< `Option ], [> `Optgroup ])
          star
        val option :
          ([< Html5_types.option_attrib ],
           [< Html5_types.option_content_fun ],
           [> Html5_types.selectoption ])
          unary
        val textarea :
          ([< Html5_types.textarea_attrib ],
           [< Html5_types.textarea_content_fun ], [> Html5_types.textarea ])
          unary
        val keygen :
          ([< Html5_types.keygen_attrib ], [> Html5_types.keygen ]) nullary
        val progress :
          ([< Html5_types.progress_attrib ],
           [< Html5_types.progress_content_fun ], [> Html5_types.progress ])
          star
        val meter :
          ([< Html5_types.meter_attrib ], [< Html5_types.meter_content_fun ],
           [> Html5_types.meter ])
          star
        val output_elt :
          ([< Html5_types.output_elt_attrib ],
           [< Html5_types.output_elt_content_fun ],
           [> Html5_types.output_elt ])
          star
        val pcdata : string wrap -> [> `PCDATA ] elt
        val entity : string -> [> `PCDATA ] elt
        val space : unit -> [> `PCDATA ] elt
        val cdata : string -> [> `PCDATA ] elt
        val cdata_script : string -> [> `PCDATA ] elt
        val cdata_style : string -> [> `PCDATA ] elt
        val details :
          [< `Summary ] elt wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Hidden
            | `Id
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Open
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [< Html5_types.flow5 ], [> `Details ])
          star
        val summary :
          ([< Html5_types.summary_attrib ],
           [< Html5_types.summary_content_fun ], [> Html5_types.summary ])
          star
        val command :
          label:Html5_types.text wrap ->
          ([< `Accesskey
            | `Checked
            | `Class
            | `Command_Type
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Disabled
            | `Draggable
            | `Hidden
            | `Icon
            | `Id
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Radiogroup
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Command ])
          nullary
        val menu :
          ?child:[< `Flows of [< Html5_types.flow5 ] elt list_wrap
                  | `Lis of [< `Li of [< Html5_types.common ] ] elt list_wrap ] ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Hidden
            | `Id
            | `Label
            | `Menu_Type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Menu ])
          nullary
        val script :
          ([< Html5_types.script_attrib ],
           [< Html5_types.script_content_fun ], [> Html5_types.script ])
          unary
        val noscript :
          ([< Html5_types.noscript_attrib ],
           [< Html5_types.noscript_content_fun ], [> Html5_types.noscript ])
          star
        val meta :
          ([< Html5_types.meta_attrib ], [> Html5_types.meta ]) nullary
        val style :
          ([< Html5_types.style_attrib ], [< Html5_types.style_content_fun ],
           [> Html5_types.style ])
          star
        val link :
          rel:Html5_types.linktypes wrap ->
          href:Xml.uri wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Hidden
            | `Href
            | `Hreflang
            | `Id
            | `Media
            | `Mime_type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Rel
            | `Sizes
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Link ])
          nullary
        val tot : Xml.elt -> 'a elt
        val totl : Xml.elt list -> 'a elt list
        val toelt : 'a elt -> Xml.elt
        val toeltl : 'a elt list -> Xml.elt list
        type doc = [ `Html ] elt
        val doc_toelt : doc -> Xml.elt
        module Unsafe :
          sig
            val data : string wrap -> 'a elt
            val node :
              string -> ?a:'a attrib list -> 'b elt list_wrap -> 'c elt
            val leaf : string -> ?a:'a attrib list -> unit -> 'b elt
            val coerce_elt : 'a elt -> 'b elt
            val string_attrib : string -> string wrap -> 'a attrib
            val float_attrib : string -> float wrap -> 'a attrib
            val int_attrib : string -> int wrap -> 'a attrib
            val uri_attrib : string -> uri wrap -> 'a attrib
            val space_sep_attrib : string -> string list wrap -> 'a attrib
            val comma_sep_attrib : string -> string list wrap -> 'a attrib
          end
      end
  module MakeWrapped :
    functor
      (W : Xml_wrap.T) (Xml : sig
                                type 'a wrap = 'W.t
                                type 'a list_wrap = 'W.tlist
                                type uri
                                val string_of_uri : uri -> string
                                val uri_of_string : string -> uri
                                type aname = string
                                type event_handler
                                type mouse_event_handler
                                type keyboard_event_handler
                                type attrib
                                val float_attrib :
                                  aname -> float wrap -> attrib
                                val int_attrib : aname -> int wrap -> attrib
                                val string_attrib :
                                  aname -> string wrap -> attrib
                                val space_sep_attrib :
                                  aname -> string list wrap -> attrib
                                val comma_sep_attrib :
                                  aname -> string list wrap -> attrib
                                val event_handler_attrib :
                                  aname -> event_handler -> attrib
                                val mouse_event_handler_attrib :
                                  aname -> mouse_event_handler -> attrib
                                val keyboard_event_handler_attrib :
                                  aname -> keyboard_event_handler -> attrib
                                val uri_attrib : aname -> uri wrap -> attrib
                                val uris_attrib :
                                  aname -> uri list wrap -> attrib
                                type elt
                                type ename = string
                                val empty : unit -> elt
                                val comment : string -> elt
                                val pcdata : string wrap -> elt
                                val encodedpcdata : string wrap -> elt
                                val entity : string -> elt
                                val leaf : ?a:attrib list -> ename -> elt
                                val node :
                                  ?a:attrib list ->
                                  ename -> elt list_wrap -> elt
                                val cdata : string -> elt
                                val cdata_script : string -> elt
                                val cdata_style : string -> elt
                              end) (Svg : sig
                                            module Info : Xml_sigs.Info
                                            type uri = Xml.uri
                                            val string_of_uri : uri -> string
                                            val uri_of_string : string -> uri
                                            type +'a attrib
                                            type 'a wrap
                                            type 'a list_wrap
                                            type +'a elt
                                            type ('a, 'b) nullary =
                                                ?a:'a attrib list ->
                                                unit -> 'b elt
                                            type ('a, 'b, 'c) unary =
                                                ?a:'a attrib list ->
                                                'b elt wrap -> 'c elt
                                            type ('a, 'b, 'c) star =
                                                ?a:'a attrib list ->
                                                'b elt list_wrap -> 'c elt
                                            type altglyphdef_content =
                                                [ `Item of
                                                    Svg_types.altglyphitem
                                                    elt list
                                                | `Ref of
                                                    Svg_types.glyphref elt
                                                    list ]
                                            val pcdata :
                                              string wrap -> [> `PCDATA ] elt
                                            val a_version :
                                              string wrap ->
                                              [> `Version ] attrib
                                            val a_baseprofile :
                                              string wrap ->
                                              [> `BaseProfile ] attrib
                                            val a_x :
                                              Svg_types.coord wrap ->
                                              [> `X ] attrib
                                            val a_y :
                                              Svg_types.coord wrap ->
                                              [> `Y ] attrib
                                            val a_width :
                                              Svg_types.Unit.length wrap ->
                                              [> `Width ] attrib
                                            val a_height :
                                              Svg_types.Unit.length wrap ->
                                              [> `Height ] attrib
                                            val a_preserveaspectratio :
                                              string wrap ->
                                              [> `PreserveAspectRatio ]
                                              attrib
                                            val a_contentscripttype :
                                              string wrap ->
                                              [> `ContentScriptType ] attrib
                                            val a_contentstyletype :
                                              string wrap ->
                                              [> `ContentStyleType ] attrib
                                            val a_zoomAndPan :
                                              [< `Disable | `Magnify ] wrap ->
                                              [> `ZoomAndSpan ] attrib
                                            val a_xlink_href :
                                              Svg_types.iri wrap ->
                                              [> `Xlink_href ] attrib
                                            val a_requiredfeatures :
                                              Svg_types.spacestrings wrap ->
                                              [> `RequiredFeatures ] attrib
                                            val a_requiredextensions :
                                              Svg_types.spacestrings wrap ->
                                              [> `RequiredExtension ] attrib
                                            val a_systemlanguage :
                                              Svg_types.commastrings wrap ->
                                              [> `SystemLanguage ] attrib
                                            val a_externalressourcesrequired :
                                              bool wrap ->
                                              [> `ExternalRessourcesRequired ]
                                              attrib
                                            val a_id :
                                              string wrap -> [> `Id ] attrib
                                            val a_xml_base :
                                              Svg_types.iri wrap ->
                                              [> `Xml_Base ] attrib
                                            val a_xml_lang :
                                              Svg_types.iri wrap ->
                                              [> `Xml_Lang ] attrib
                                            val a_xml_space :
                                              [< `Default | `Preserve ] wrap ->
                                              [> `Xml_Space ] attrib
                                            val a_type :
                                              string wrap ->
                                              [> `Type ] attrib
                                            val a_media :
                                              Svg_types.commastrings wrap ->
                                              [> `Media ] attrib
                                            val a_title :
                                              string wrap ->
                                              [> `Title ] attrib
                                            val a_class :
                                              Svg_types.spacestrings wrap ->
                                              [> `Class ] attrib
                                            val a_style :
                                              string wrap ->
                                              [> `Style ] attrib
                                            val a_transform :
                                              Svg_types.transform wrap ->
                                              [> `Transform ] attrib
                                            val a_viewbox :
                                              Svg_types.fourfloats wrap ->
                                              [> `ViewBox ] attrib
                                            val a_d :
                                              string wrap -> [> `D ] attrib
                                            val a_pathlength :
                                              float wrap ->
                                              [> `PathLength ] attrib
                                            val a_rx :
                                              Svg_types.Unit.length wrap ->
                                              [> `Rx ] attrib
                                            val a_ry :
                                              Svg_types.Unit.length wrap ->
                                              [> `Ry ] attrib
                                            val a_cx :
                                              Svg_types.Unit.length wrap ->
                                              [> `Cx ] attrib
                                            val a_cy :
                                              Svg_types.Unit.length wrap ->
                                              [> `Cy ] attrib
                                            val a_r :
                                              Svg_types.Unit.length wrap ->
                                              [> `R ] attrib
                                            val a_x1 :
                                              Svg_types.coord wrap ->
                                              [> `X1 ] attrib
                                            val a_y1 :
                                              Svg_types.coord wrap ->
                                              [> `Y1 ] attrib
                                            val a_x2 :
                                              Svg_types.coord wrap ->
                                              [> `X2 ] attrib
                                            val a_y2 :
                                              Svg_types.coord wrap ->
                                              [> `Y2 ] attrib
                                            val a_points :
                                              Svg_types.coords wrap ->
                                              [> `Points ] attrib
                                            val a_x_list :
                                              Svg_types.lengths wrap ->
                                              [> `X_list ] attrib
                                            val a_y_list :
                                              Svg_types.lengths wrap ->
                                              [> `Y_list ] attrib
                                            val a_dx :
                                              Svg_types.number wrap ->
                                              [> `Dx ] attrib
                                            val a_dy :
                                              Svg_types.number wrap ->
                                              [> `Dy ] attrib
                                            val a_dx_list :
                                              Svg_types.lengths wrap ->
                                              [> `Dx_list ] attrib
                                            val a_dy_list :
                                              Svg_types.lengths wrap ->
                                              [> `Dy_list ] attrib
                                            val a_lengthadjust :
                                              [< `Spacing | `SpacingAndGlyphs ]
                                              wrap ->
                                              [> `LengthAdjust ] attrib
                                            val a_textlength :
                                              Svg_types.Unit.length wrap ->
                                              [> `TextLength ] attrib
                                            val a_rotate :
                                              Svg_types.numbers wrap ->
                                              [> `Rotate ] attrib
                                            val a_startoffset :
                                              Svg_types.Unit.length wrap ->
                                              [> `StartOffset ] attrib
                                            val a_method :
                                              [< `Align | `Stretch ] wrap ->
                                              [> `Method ] attrib
                                            val a_spacing :
                                              [< `Auto | `Exact ] wrap ->
                                              [> `Spacing ] attrib
                                            val a_glyphref :
                                              string wrap ->
                                              [> `GlyphRef ] attrib
                                            val a_format :
                                              string wrap ->
                                              [> `Format ] attrib
                                            val a_markerunits :
                                              [< `StrokeWidth
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [> `MarkerUnits ] attrib
                                            val a_refx :
                                              Svg_types.coord wrap ->
                                              [> `RefX ] attrib
                                            val a_refy :
                                              Svg_types.coord wrap ->
                                              [> `RefY ] attrib
                                            val a_markerwidth :
                                              Svg_types.Unit.length wrap ->
                                              [> `MarkerWidth ] attrib
                                            val a_markerheight :
                                              Svg_types.Unit.length wrap ->
                                              [> `MarkerHeight ] attrib
                                            val a_orient :
                                              [< `Angle of
                                                   Svg_types.Unit.angle
                                               | `Auto ]
                                              wrap -> [> `Orient ] attrib
                                            val a_local :
                                              string wrap ->
                                              [> `Local ] attrib
                                            val a_renderingindent :
                                              [< `Absolute_colorimetric
                                               | `Auto
                                               | `Perceptual
                                               | `Relative_colorimetric
                                               | `Saturation ]
                                              wrap ->
                                              [> `Rendering_Indent ] attrib
                                            val a_gradientunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [ `GradientUnits ] attrib
                                            val a_gradienttransform :
                                              Svg_types.transforms wrap ->
                                              [> `Gradient_Transform ] attrib
                                            val a_spreadmethod :
                                              [< `Pad | `Reflect | `Repeat ]
                                              wrap ->
                                              [> `SpreadMethod ] attrib
                                            val a_fx :
                                              Svg_types.coord wrap ->
                                              [> `Fx ] attrib
                                            val a_fy :
                                              Svg_types.coord wrap ->
                                              [> `Fy ] attrib
                                            val a_offset :
                                              [< `Number of Svg_types.number
                                               | `Percentage of
                                                   Svg_types.percentage ]
                                              wrap -> [> `Offset ] attrib
                                            val a_patternunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [> `PatternUnits ] attrib
                                            val a_patterncontentunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [> `PatternContentUnits ]
                                              attrib
                                            val a_patterntransform :
                                              Svg_types.transforms wrap ->
                                              [> `PatternTransform ] attrib
                                            val a_clippathunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [> `ClipPathUnits ] attrib
                                            val a_maskunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap -> [> `MaskUnits ] attrib
                                            val a_maskcontentunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [> `MaskContentUnits ] attrib
                                            val a_primitiveunits :
                                              [< `ObjectBoundingBox
                                               | `UserSpaceOnUse ]
                                              wrap ->
                                              [> `PrimitiveUnits ] attrib
                                            val a_filterres :
                                              Svg_types.number_optional_number
                                              wrap ->
                                              [> `FilterResUnits ] attrib
                                            val a_result :
                                              string wrap ->
                                              [> `Result ] attrib
                                            val a_in :
                                              [< `BackgroundAlpha
                                               | `BackgroundImage
                                               | `FillPaint
                                               | `Ref of string
                                               | `SourceAlpha
                                               | `SourceGraphic
                                               | `StrokePaint ]
                                              wrap -> [> `In ] attrib
                                            val a_in2 :
                                              [< `BackgroundAlpha
                                               | `BackgroundImage
                                               | `FillPaint
                                               | `Ref of string
                                               | `SourceAlpha
                                               | `SourceGraphic
                                               | `StrokePaint ]
                                              wrap -> [> `In2 ] attrib
                                            val a_aizmuth :
                                              float wrap ->
                                              [> `Azimuth ] attrib
                                            val a_elevation :
                                              float wrap ->
                                              [> `Elevation ] attrib
                                            val a_pointatx :
                                              float wrap ->
                                              [> `PointsAtX ] attrib
                                            val a_pointaty :
                                              float wrap ->
                                              [> `PointsAtY ] attrib
                                            val a_pointatz :
                                              float wrap ->
                                              [> `PointsAtZ ] attrib
                                            val a_specularexponent :
                                              float wrap ->
                                              [> `SpecularExponent ] attrib
                                            val a_specularconstant :
                                              float wrap ->
                                              [> `SpecularConstant ] attrib
                                            val a_limitingconeangle :
                                              float wrap ->
                                              [> `LimitingConeAngle ] attrib
                                            val a_mode :
                                              [< `Darken
                                               | `Lighten
                                               | `Multiply
                                               | `Normal
                                               | `Screen ]
                                              wrap -> [> `Mode ] attrib
                                            val a_typefecolor :
                                              [< `HueRotate
                                               | `LuminanceToAlpha
                                               | `Matrix
                                               | `Saturate ]
                                              wrap ->
                                              [> `Typefecolor ] attrib
                                            val a_values :
                                              Svg_types.numbers wrap ->
                                              [> `Values ] attrib
                                            val a_transferttype :
                                              [< `Discrete
                                               | `Gamma
                                               | `Identity
                                               | `Linear
                                               | `Table ]
                                              wrap ->
                                              [> `Typetransfert ] attrib
                                            val a_tablevalues :
                                              Svg_types.numbers wrap ->
                                              [> `TableValues ] attrib
                                            val a_intercept :
                                              Svg_types.number wrap ->
                                              [> `Intercept ] attrib
                                            val a_amplitude :
                                              Svg_types.number wrap ->
                                              [> `Amplitude ] attrib
                                            val a_exponent :
                                              Svg_types.number wrap ->
                                              [> `Exponent ] attrib
                                            val a_offsettransfer :
                                              Svg_types.number wrap ->
                                              [> `Offsettransfer ] attrib
                                            val a_operator :
                                              [< `Arithmetic
                                               | `Atop
                                               | `In
                                               | `Out
                                               | `Over
                                               | `Xor ]
                                              wrap -> [> `Operator ] attrib
                                            val a_k1 :
                                              Svg_types.number wrap ->
                                              [> `K1 ] attrib
                                            val a_k2 :
                                              Svg_types.number wrap ->
                                              [> `K2 ] attrib
                                            val a_k3 :
                                              Svg_types.number wrap ->
                                              [> `K3 ] attrib
                                            val a_k4 :
                                              Svg_types.number wrap ->
                                              [> `K4 ] attrib
                                            val a_order :
                                              Svg_types.number_optional_number
                                              wrap -> [> `Order ] attrib
                                            val a_kernelmatrix :
                                              Svg_types.numbers wrap ->
                                              [> `KernelMatrix ] attrib
                                            val a_divisor :
                                              Svg_types.number wrap ->
                                              [> `Divisor ] attrib
                                            val a_bias :
                                              Svg_types.number wrap ->
                                              [> `Bias ] attrib
                                            val a_kernelunitlength :
                                              Svg_types.number_optional_number
                                              wrap ->
                                              [> `KernelUnitLength ] attrib
                                            val a_targetX :
                                              int wrap ->
                                              [> `TargetX ] attrib
                                            val a_targetY :
                                              int wrap ->
                                              [> `TargetY ] attrib
                                            val a_edgemode :
                                              [< `Duplicate | `None | `Wrap ]
                                              wrap -> [> `TargetY ] attrib
                                            val a_preservealpha :
                                              bool wrap ->
                                              [> `TargetY ] attrib
                                            val a_surfacescale :
                                              Svg_types.number wrap ->
                                              [> `SurfaceScale ] attrib
                                            val a_diffuseconstant :
                                              Svg_types.number wrap ->
                                              [> `DiffuseConstant ] attrib
                                            val a_scale :
                                              Svg_types.number wrap ->
                                              [> `Scale ] attrib
                                            val a_xchannelselector :
                                              [< `A | `B | `G | `R ] wrap ->
                                              [> `XChannelSelector ] attrib
                                            val a_ychannelselector :
                                              [< `A | `B | `G | `R ] wrap ->
                                              [> `YChannelSelector ] attrib
                                            val a_stddeviation :
                                              Svg_types.number_optional_number
                                              wrap ->
                                              [> `StdDeviation ] attrib
                                            val a_operatormorphology :
                                              [< `Dilate | `Erode ] wrap ->
                                              [> `OperatorMorphology ] attrib
                                            val a_radius :
                                              Svg_types.number_optional_number
                                              wrap -> [> `Radius ] attrib
                                            val a_basefrenquency :
                                              Svg_types.number_optional_number
                                              wrap ->
                                              [> `BaseFrequency ] attrib
                                            val a_numoctaves :
                                              int wrap ->
                                              [> `NumOctaves ] attrib
                                            val a_seed :
                                              Svg_types.number wrap ->
                                              [> `Seed ] attrib
                                            val a_stitchtiles :
                                              [< `NoStitch | `Stitch ] wrap ->
                                              [> `StitchTiles ] attrib
                                            val a_stitchtype :
                                              [< `FractalNoise | `Turbulence ]
                                              wrap -> [> `TypeStitch ] attrib
                                            val a_xlinkshow :
                                              [< `New | `Replace ] wrap ->
                                              [> `Xlink_show ] attrib
                                            val a_xlinkactuate :
                                              [< `OnRequest ] wrap ->
                                              [> `Xlink_actuate ] attrib
                                            val a_target :
                                              string wrap ->
                                              [> `Xlink_target ] attrib
                                            val a_viewtarget :
                                              string wrap ->
                                              [> `ViewTarget ] attrib
                                            val a_attributename :
                                              string wrap ->
                                              [> `AttributeName ] attrib
                                            val a_attributetype :
                                              [< `Auto | `CSS | `XML ] wrap ->
                                              [> `AttributeType ] attrib
                                            val a_begin :
                                              string wrap ->
                                              [> `Begin ] attrib
                                            val a_dur :
                                              string wrap -> [> `Dur ] attrib
                                            val a_min :
                                              string wrap -> [> `Min ] attrib
                                            val a_max :
                                              string wrap -> [> `Max ] attrib
                                            val a_restart :
                                              [< `Always
                                               | `Never
                                               | `WhenNotActive ]
                                              wrap -> [> `Restart ] attrib
                                            val a_repeatcount :
                                              string wrap ->
                                              [> `RepeatCount ] attrib
                                            val a_repeatdur :
                                              string wrap ->
                                              [> `RepeatDur ] attrib
                                            val a_fill :
                                              Svg_types.paint wrap ->
                                              [> `Fill ] attrib
                                            val a_fill_animation :
                                              [< `Freeze | `Remove ] wrap ->
                                              [> `Fill_Animation ] attrib
                                            val a_calcmode :
                                              [< `Discrete
                                               | `Linear
                                               | `Paced
                                               | `Spline ]
                                              wrap -> [> `CalcMode ] attrib
                                            val a_values_anim :
                                              Svg_types.strings wrap ->
                                              [> `Valuesanim ] attrib
                                            val a_keytimes :
                                              Svg_types.strings wrap ->
                                              [> `KeyTimes ] attrib
                                            val a_keysplines :
                                              Svg_types.strings wrap ->
                                              [> `KeySplines ] attrib
                                            val a_from :
                                              string wrap ->
                                              [> `From ] attrib
                                            val a_to :
                                              string wrap -> [> `To ] attrib
                                            val a_by :
                                              string wrap -> [> `By ] attrib
                                            val a_additive :
                                              [< `Replace | `Sum ] wrap ->
                                              [> `Additive ] attrib
                                            val a_accumulate :
                                              [< `None | `Sum ] wrap ->
                                              [> `Accumulate ] attrib
                                            val a_keypoints :
                                              Svg_types.numbers_semicolon
                                              wrap -> [> `KeyPoints ] attrib
                                            val a_path :
                                              string wrap ->
                                              [> `Path ] attrib
                                            val a_typeanimatecolor :
                                              [ `Rotate
                                              | `Scale
                                              | `SkewX
                                              | `SkewY
                                              | `Translate ] wrap ->
                                              [ `Typeanimatecolor ] attrib
                                            val a_horiz_origin_x :
                                              Svg_types.number wrap ->
                                              [> `Horizoriginx ] attrib
                                            val a_horiz_origin_y :
                                              Svg_types.number wrap ->
                                              [> `Horizoriginy ] attrib
                                            val a_horiz_adv_x :
                                              Svg_types.number wrap ->
                                              [> `Horizadvx ] attrib
                                            val a_vert_origin_x :
                                              Svg_types.number wrap ->
                                              [> `Vertoriginx ] attrib
                                            val a_vert_origin_y :
                                              Svg_types.number wrap ->
                                              [> `Vertoriginy ] attrib
                                            val a_vert_adv_y :
                                              Svg_types.number wrap ->
                                              [> `Vertadvy ] attrib
                                            val a_unicode :
                                              string wrap ->
                                              [> `Unicode ] attrib
                                            val a_glyphname :
                                              string wrap ->
                                              [> `glyphname ] attrib
                                            val a_orientation :
                                              [< `H | `V ] wrap ->
                                              [> `Orientation ] attrib
                                            val a_arabicform :
                                              [< `Initial
                                               | `Isolated
                                               | `Medial
                                               | `Terminal ]
                                              wrap -> [> `Arabicform ] attrib
                                            val a_lang :
                                              string wrap ->
                                              [> `Lang ] attrib
                                            val a_u1 :
                                              string wrap -> [> `U1 ] attrib
                                            val a_u2 :
                                              string wrap -> [> `U2 ] attrib
                                            val a_g1 :
                                              string wrap -> [> `G1 ] attrib
                                            val a_g2 :
                                              string wrap -> [> `G2 ] attrib
                                            val a_k :
                                              string wrap -> [> `K ] attrib
                                            val a_fontfamily :
                                              string wrap ->
                                              [> `FontFamily ] attrib
                                            val a_fontstyle :
                                              string wrap ->
                                              [> `FontStyle ] attrib
                                            val a_fontvariant :
                                              string wrap ->
                                              [> `FontVariant ] attrib
                                            val a_fontweight :
                                              string wrap ->
                                              [> `FontWeight ] attrib
                                            val a_fontstretch :
                                              string wrap ->
                                              [> `FontStretch ] attrib
                                            val a_fontsize :
                                              string wrap ->
                                              [> `FontSize ] attrib
                                            val a_unicoderange :
                                              string wrap ->
                                              [> `UnicodeRange ] attrib
                                            val a_unitsperem :
                                              string wrap ->
                                              [> `UnitsPerEm ] attrib
                                            val a_stemv :
                                              Svg_types.number wrap ->
                                              [> `Stemv ] attrib
                                            val a_stemh :
                                              Svg_types.number wrap ->
                                              [> `Stemh ] attrib
                                            val a_slope :
                                              Svg_types.number wrap ->
                                              [> `Slope ] attrib
                                            val a_capheight :
                                              Svg_types.number wrap ->
                                              [> `CapHeight ] attrib
                                            val a_xheight :
                                              Svg_types.number wrap ->
                                              [> `XHeight ] attrib
                                            val a_accentheight :
                                              Svg_types.number wrap ->
                                              [> `AccentHeight ] attrib
                                            val a_ascent :
                                              Svg_types.number wrap ->
                                              [> `Ascent ] attrib
                                            val a_widths :
                                              string wrap ->
                                              [> `Widths ] attrib
                                            val a_bbox :
                                              string wrap ->
                                              [> `Bbox ] attrib
                                            val a_ideographic :
                                              Svg_types.number wrap ->
                                              [> `Ideographic ] attrib
                                            val a_alphabetic :
                                              Svg_types.number wrap ->
                                              [> `Alphabetic ] attrib
                                            val a_mathematical :
                                              Svg_types.number wrap ->
                                              [> `Mathematical ] attrib
                                            val a_hanging :
                                              Svg_types.number wrap ->
                                              [> `Hanging ] attrib
                                            val a_videographic :
                                              Svg_types.number wrap ->
                                              [> `VIdeographic ] attrib
                                            val a_valphabetic :
                                              Svg_types.number wrap ->
                                              [> `VAlphabetic ] attrib
                                            val a_vmathematical :
                                              Svg_types.number wrap ->
                                              [> `VMathematical ] attrib
                                            val a_vhanging :
                                              Svg_types.number wrap ->
                                              [> `VHanging ] attrib
                                            val a_underlineposition :
                                              Svg_types.number wrap ->
                                              [> `UnderlinePosition ] attrib
                                            val a_underlinethickness :
                                              Svg_types.number wrap ->
                                              [> `UnderlineThickness ] attrib
                                            val a_strikethroughposition :
                                              Svg_types.number wrap ->
                                              [> `StrikethroughPosition ]
                                              attrib
                                            val a_strikethroughthickness :
                                              Svg_types.number wrap ->
                                              [> `StrikethroughThickness ]
                                              attrib
                                            val a_overlineposition :
                                              Svg_types.number wrap ->
                                              [> `OverlinePosition ] attrib
                                            val a_overlinethickness :
                                              Svg_types.number wrap ->
                                              [> `OverlineThickness ] attrib
                                            val a_string :
                                              string wrap ->
                                              [> `String ] attrib
                                            val a_name :
                                              string wrap ->
                                              [> `Name ] attrib
                                            val a_onabort :
                                              Xml.event_handler ->
                                              [> `OnAbort ] attrib
                                            val a_onactivate :
                                              Xml.event_handler ->
                                              [> `OnActivate ] attrib
                                            val a_onbegin :
                                              Xml.event_handler ->
                                              [> `OnBegin ] attrib
                                            val a_onend :
                                              Xml.event_handler ->
                                              [> `OnEnd ] attrib
                                            val a_onerror :
                                              Xml.event_handler ->
                                              [> `OnError ] attrib
                                            val a_onfocusin :
                                              Xml.event_handler ->
                                              [> `OnFocusIn ] attrib
                                            val a_onfocusout :
                                              Xml.event_handler ->
                                              [> `OnFocusOut ] attrib
                                            val a_onload :
                                              Xml.event_handler ->
                                              [> `OnLoad ] attrib
                                            val a_onrepeat :
                                              Xml.event_handler ->
                                              [> `OnRepeat ] attrib
                                            val a_onresize :
                                              Xml.event_handler ->
                                              [> `OnResize ] attrib
                                            val a_onscroll :
                                              Xml.event_handler ->
                                              [> `OnScroll ] attrib
                                            val a_onunload :
                                              Xml.event_handler ->
                                              [> `OnUnload ] attrib
                                            val a_onzoom :
                                              Xml.event_handler ->
                                              [> `OnZoom ] attrib
                                            val a_onclick :
                                              Xml.mouse_event_handler ->
                                              [> `OnClick ] attrib
                                            val a_onmousedown :
                                              Xml.mouse_event_handler ->
                                              [> `OnMouseDown ] attrib
                                            val a_onmouseup :
                                              Xml.mouse_event_handler ->
                                              [> `OnMouseUp ] attrib
                                            val a_onmouseover :
                                              Xml.mouse_event_handler ->
                                              [> `OnMouseOver ] attrib
                                            val a_onmouseout :
                                              Xml.mouse_event_handler ->
                                              [> `OnMouseOut ] attrib
                                            val a_onmousemove :
                                              Xml.mouse_event_handler ->
                                              [> `OnMouseMove ] attrib
                                            val metadata :
                                              ?a:Svg_types.metadata_attr
                                                 attrib list ->
                                              Xml.elt list_wrap ->
                                              [> Svg_types.metadata ] elt
                                            val foreignobject :
                                              ?a:Svg_types.foreignobject_attr
                                                 attrib list ->
                                              Xml.elt list_wrap ->
                                              [> Svg_types.foreignobject ]
                                              elt
                                            val a_stopcolor :
                                              Svg_types.color wrap ->
                                              [> `Stop_Color ] attrib
                                            val a_stopopacity :
                                              Svg_types.number wrap ->
                                              [> `Stop_Opacity ] attrib
                                            val a_stroke :
                                              Svg_types.paint wrap ->
                                              [> `Stroke ] attrib
                                            val a_strokewidth :
                                              Svg_types.Unit.length wrap ->
                                              [> `Stroke_Width ] attrib
                                            val a_strokelinecap :
                                              [< `Butt | `Round | `Square ]
                                              wrap ->
                                              [> `Stroke_Linecap ] attrib
                                            val a_strokelinejoin :
                                              [< `Bever | `Miter | `Round ]
                                              wrap ->
                                              [> `Stroke_Linejoin ] attrib
                                            val a_strokemiterlimit :
                                              float wrap ->
                                              [> `Stroke_Miterlimit ] attrib
                                            val a_strokedasharray :
                                              Svg_types.Unit.length list wrap ->
                                              [> `Stroke_Dasharray ] attrib
                                            val a_strokedashoffset :
                                              Svg_types.Unit.length wrap ->
                                              [> `Stroke_Dashoffset ] attrib
                                            val a_strokeopacity :
                                              float wrap ->
                                              [> `Stroke_Opacity ] attrib
                                            val svg :
                                              ([< Svg_types.svg_attr ],
                                               [< Svg_types.svg_content ],
                                               [> Svg_types.svg ])
                                              star
                                            val g :
                                              ([< Svg_types.g_attr ],
                                               [< Svg_types.g_content ],
                                               [> Svg_types.g ])
                                              star
                                            val defs :
                                              ([< Svg_types.defs_attr ],
                                               [< Svg_types.defs_content ],
                                               [> Svg_types.defs ])
                                              star
                                            val desc :
                                              ([< Svg_types.desc_attr ],
                                               [< Svg_types.desc_content ],
                                               [> Svg_types.desc ])
                                              unary
                                            val title :
                                              ([< Svg_types.title_attr ],
                                               [< Svg_types.title_content ],
                                               [> Svg_types.title ])
                                              unary
                                            val symbol :
                                              ([< Svg_types.symbol_attr ],
                                               [< Svg_types.symbol_content ],
                                               [> Svg_types.symbol ])
                                              star
                                            val use :
                                              ([< Svg_types.use_attr ],
                                               [< Svg_types.use_content ],
                                               [> Svg_types.use ])
                                              star
                                            val image :
                                              ([< Svg_types.image_attr ],
                                               [< Svg_types.image_content ],
                                               [> Svg_types.image ])
                                              star
                                            val switch :
                                              ([< Svg_types.switch_attr ],
                                               [< Svg_types.switch_content ],
                                               [> Svg_types.switch ])
                                              star
                                            val style :
                                              ([< Svg_types.style_attr ],
                                               [< Svg_types.style_content ],
                                               [> Svg_types.style ])
                                              unary
                                            val path :
                                              ([< Svg_types.path_attr ],
                                               [< Svg_types.path_content ],
                                               [> Svg_types.path ])
                                              star
                                            val rect :
                                              ([< Svg_types.rect_attr ],
                                               [< Svg_types.rect_content ],
                                               [> Svg_types.rect ])
                                              star
                                            val circle :
                                              ([< Svg_types.circle_attr ],
                                               [< Svg_types.circle_content ],
                                               [> Svg_types.circle ])
                                              star
                                            val ellipse :
                                              ([< Svg_types.ellipse_attr ],
                                               [< Svg_types.ellipse_content ],
                                               [> Svg_types.ellipse ])
                                              star
                                            val line :
                                              ([< Svg_types.line_attr ],
                                               [< Svg_types.line_content ],
                                               [> Svg_types.line ])
                                              star
                                            val polyline :
                                              ([< Svg_types.polyline_attr ],
                                               [< Svg_types.polyline_content ],
                                               [> Svg_types.polyline ])
                                              star
                                            val polygon :
                                              ([< Svg_types.polygon_attr ],
                                               [< Svg_types.polygon_content ],
                                               [> Svg_types.polygon ])
                                              star
                                            val text :
                                              ([< Svg_types.text_attr ],
                                               [< Svg_types.text_content ],
                                               [> Svg_types.text ])
                                              star
                                            val tspan :
                                              ([< Svg_types.tspan_attr ],
                                               [< Svg_types.tspan_content ],
                                               [> Svg_types.tspan ])
                                              star
                                            val tref :
                                              ([< Svg_types.tref_attr ],
                                               [< Svg_types.tref_content ],
                                               [> Svg_types.tref ])
                                              star
                                            val textpath :
                                              ([< Svg_types.textpath_attr ],
                                               [< Svg_types.textpath_content ],
                                               [> Svg_types.textpath ])
                                              star
                                            val altglyph :
                                              ([< Svg_types.altglyph_attr ],
                                               [< Svg_types.altglyph_content ],
                                               [> Svg_types.altglyph ])
                                              unary
                                            val altglyphdef :
                                              ([< Svg_types.altglyphdef_attr ],
                                               [< altglyphdef_content ],
                                               [> Svg_types.altglyphdef ])
                                              unary
                                            val altglyphitem :
                                              ([< Svg_types.altglyphitem_attr ],
                                               [< Svg_types.altglyphitem_content ],
                                               [> Svg_types.altglyphitem ])
                                              star
                                            val glyphref :
                                              ([< Svg_types.glyphref_attr ],
                                               [> Svg_types.glyphref ])
                                              nullary
                                            val marker :
                                              ([< Svg_types.marker_attr ],
                                               [< Svg_types.marker_content ],
                                               [> Svg_types.marker ])
                                              star
                                            val colorprofile :
                                              ([< Svg_types.colorprofile_attr ],
                                               [< Svg_types.colorprofile_content ],
                                               [> Svg_types.colorprofile ])
                                              star
                                            val lineargradient :
                                              ([< Svg_types.lineargradient_attr ],
                                               [< Svg_types.lineargradient_content ],
                                               [> Svg_types.lineargradient ])
                                              star
                                            val radialgradient :
                                              ([< Svg_types.radialgradient_attr ],
                                               [< Svg_types.radialgradient_content ],
                                               [> Svg_types.radialgradient ])
                                              star
                                            val stop :
                                              ([< Svg_types.stop_attr ],
                                               [< Svg_types.stop_content ],
                                               [> Svg_types.stop ])
                                              star
                                            val pattern :
                                              ([< Svg_types.pattern_attr ],
                                               [< Svg_types.pattern_content ],
                                               [> Svg_types.pattern ])
                                              star
                                            val clippath :
                                              ([< Svg_types.clippath_attr ],
                                               [< Svg_types.clippath_content ],
                                               [> Svg_types.clippath ])
                                              star
                                            val filter :
                                              ([< Svg_types.filter_attr ],
                                               [< Svg_types.filter_content ],
                                               [> Svg_types.filter ])
                                              star
                                            val fedistantlight :
                                              ([< Svg_types.fedistantlight_attr ],
                                               [< Svg_types.fedistantlight_content ],
                                               [> Svg_types.fedistantlight ])
                                              star
                                            val fepointlight :
                                              ([< Svg_types.fepointlight_attr ],
                                               [< Svg_types.fepointlight_content ],
                                               [> Svg_types.fepointlight ])
                                              star
                                            val fespotlight :
                                              ([< Svg_types.fespotlight_attr ],
                                               [< Svg_types.fespotlight_content ],
                                               [> Svg_types.fespotlight ])
                                              star
                                            val feblend :
                                              ([< Svg_types.feblend_attr ],
                                               [< Svg_types.feblend_content ],
                                               [> Svg_types.feblend ])
                                              star
                                            val fecolormatrix :
                                              ([< Svg_types.fecolormatrix_attr ],
                                               [< Svg_types.fecolormatrix_content ],
                                               [> Svg_types.fecolormatrix ])
                                              star
                                            val fecomponenttransfer :
                                              ([< Svg_types.fecomponenttransfer_attr ],
                                               [< Svg_types.fecomponenttransfer_content ],
                                               [> Svg_types.fecomponenttransfer ])
                                              star
                                            val fefunca :
                                              ([< Svg_types.fefunca_attr ],
                                               [< Svg_types.fefunca_content ],
                                               [> Svg_types.fefunca ])
                                              star
                                            val fefuncg :
                                              ([< Svg_types.fefuncg_attr ],
                                               [< Svg_types.fefuncg_content ],
                                               [> Svg_types.fefuncg ])
                                              star
                                            val fefuncb :
                                              ([< Svg_types.fefuncb_attr ],
                                               [< Svg_types.fefuncb_content ],
                                               [> Svg_types.fefuncb ])
                                              star
                                            val fefuncr :
                                              ([< Svg_types.fefuncr_attr ],
                                               [< Svg_types.fefuncr_content ],
                                               [> Svg_types.fefuncr ])
                                              star
                                            val fecomposite :
                                              ([< Svg_types.fecomposite_attr ],
                                               [< Svg_types.fecomposite_content ],
                                               [> Svg_types.fecomposite ])
                                              star
                                            val feconvolvematrix :
                                              ([< Svg_types.feconvolvematrix_attr ],
                                               [< Svg_types.feconvolvematrix_content ],
                                               [> Svg_types.feconvolvematrix ])
                                              star
                                            val fediffuselighting :
                                              ([< Svg_types.fediffuselighting_attr ],
                                               [< Svg_types.fediffuselighting_content ],
                                               [> Svg_types.fediffuselighting ])
                                              star
                                            val fedisplacementmap :
                                              ([< Svg_types.fedisplacementmap_attr ],
                                               [< Svg_types.fedisplacementmap_content ],
                                               [> Svg_types.fedisplacementmap ])
                                              star
                                            val feflood :
                                              ([< Svg_types.feflood_attr ],
                                               [< Svg_types.feflood_content ],
                                               [> Svg_types.feflood ])
                                              star
                                            val fegaussianblur :
                                              ([< Svg_types.fegaussianblur_attr ],
                                               [< Svg_types.fegaussianblur_content ],
                                               [> Svg_types.fegaussianblur ])
                                              star
                                            val feimage :
                                              ([< Svg_types.feimage_attr ],
                                               [< Svg_types.feimage_content ],
                                               [> Svg_types.feimage ])
                                              star
                                            val femerge :
                                              ([< Svg_types.femerge_attr ],
                                               [< Svg_types.femerge_content ],
                                               [> Svg_types.femerge ])
                                              star
                                            val femorphology :
                                              ([< Svg_types.femorphology_attr ],
                                               [< Svg_types.femorphology_content ],
                                               [> Svg_types.femorphology ])
                                              star
                                            val feoffset :
                                              ([< Svg_types.feoffset_attr ],
                                               [< Svg_types.feoffset_content ],
                                               [> Svg_types.feoffset ])
                                              star
                                            val fespecularlighting :
                                              ([< Svg_types.fespecularlighting_attr ],
                                               [< Svg_types.fespecularlighting_content ],
                                               [> Svg_types.fespecularlighting ])
                                              star
                                            val fetile :
                                              ([< Svg_types.fetile_attr ],
                                               [< Svg_types.fetile_content ],
                                               [> Svg_types.fetile ])
                                              star
                                            val feturbulence :
                                              ([< Svg_types.feturbulence_attr ],
                                               [< Svg_types.feturbulence_content ],
                                               [> Svg_types.feturbulence ])
                                              star
                                            val cursor :
                                              ([< Svg_types.cursor_attr ],
                                               [< Svg_types.cursor_content ],
                                               [> Svg_types.cursor ])
                                              star
                                            val a :
                                              ([< Svg_types.a_attr ],
                                               [< Svg_types.a_content ],
                                               [> Svg_types.a ])
                                              star
                                            val view :
                                              ([< Svg_types.view_attr ],
                                               [< Svg_types.view_content ],
                                               [> Svg_types.view ])
                                              star
                                            val script :
                                              ([< Svg_types.script_attr ],
                                               [< Svg_types.script_content ],
                                               [> Svg_types.script ])
                                              unary
                                            val animation :
                                              ([< Svg_types.animation_attr ],
                                               [< Svg_types.animation_content ],
                                               [> Svg_types.animation ])
                                              star
                                            val set :
                                              ([< Svg_types.set_attr ],
                                               [< Svg_types.set_content ],
                                               [> Svg_types.set ])
                                              star
                                            val animatemotion :
                                              ([< Svg_types.animatemotion_attr ],
                                               [< Svg_types.animatemotion_content ],
                                               [> Svg_types.animatemotion ])
                                              star
                                            val mpath :
                                              ([< Svg_types.mpath_attr ],
                                               [< Svg_types.mpath_content ],
                                               [> Svg_types.mpath ])
                                              star
                                            val animatecolor :
                                              ([< Svg_types.animatecolor_attr ],
                                               [< Svg_types.animatecolor_content ],
                                               [> Svg_types.animatecolor ])
                                              star
                                            val animatetransform :
                                              ([< Svg_types.animatetransform_attr ],
                                               [< Svg_types.animatetransform_content ],
                                               [> Svg_types.animatetransform ])
                                              star
                                            val font :
                                              ([< Svg_types.font_attr ],
                                               [< Svg_types.font_content ],
                                               [> Svg_types.font ])
                                              star
                                            val glyph :
                                              ([< Svg_types.glyph_attr ],
                                               [< Svg_types.glyph_content ],
                                               [> Svg_types.glyph ])
                                              star
                                            val missingglyph :
                                              ([< Svg_types.missingglyph_attr ],
                                               [< Svg_types.missingglyph_content ],
                                               [> Svg_types.missingglyph ])
                                              star
                                            val hkern :
                                              ([< Svg_types.hkern_attr ],
                                               [> Svg_types.hkern ])
                                              nullary
                                            val vkern :
                                              ([< Svg_types.vkern_attr ],
                                               [> Svg_types.vkern ])
                                              nullary
                                            val fontface :
                                              ([< Svg_types.fontface_attr ],
                                               [> Svg_types.fontface ])
                                              nullary
                                            val fontfacesrc :
                                              ([< Svg_types.fontfacesrc_attr ],
                                               [< Svg_types.fontfacesrc_content ],
                                               [> Svg_types.fontfacesrc ])
                                              star
                                            val fontfaceuri :
                                              ([< Svg_types.fontfaceuri_attr ],
                                               [< Svg_types.fontfaceuri_content ],
                                               [> Svg_types.fontfaceuri ])
                                              star
                                            val fontfaceformat :
                                              ([< Svg_types.fontfaceformat_attr ],
                                               [> Svg_types.fontfaceformat ])
                                              nullary
                                            val fontfacename :
                                              ([< Svg_types.fontfacename_attr ],
                                               [> Svg_types.fontfacename ])
                                              nullary
                                            val tot : Xml.elt -> 'a elt
                                            val totl :
                                              Xml.elt list -> 'a elt list
                                            val toelt : 'a elt -> Xml.elt
                                            val toeltl :
                                              'a elt list -> Xml.elt list
                                            val to_xmlattribs :
                                              'a attrib list ->
                                              Xml.attrib list
                                            val to_attrib :
                                              Xml.attrib -> 'a attrib
                                            module Unsafe :
                                              sig
                                                val data :
                                                  string wrap -> 'a elt
                                                val node :
                                                  string ->
                                                  ?a:'a attrib list ->
                                                  'b elt list_wrap -> 'c elt
                                                val leaf :
                                                  string ->
                                                  ?a:'a attrib list ->
                                                  unit -> 'b elt
                                                val coerce_elt :
                                                  'a elt -> 'b elt
                                                val string_attrib :
                                                  string ->
                                                  string wrap -> 'a attrib
                                                val float_attrib :
                                                  string ->
                                                  float wrap -> 'a attrib
                                                val int_attrib :
                                                  string ->
                                                  int wrap -> 'a attrib
                                                val uri_attrib :
                                                  string ->
                                                  uri wrap -> 'a attrib
                                                val space_sep_attrib :
                                                  string ->
                                                  string list wrap ->
                                                  'a attrib
                                                val comma_sep_attrib :
                                                  string ->
                                                  string list wrap ->
                                                  'a attrib
                                              end
                                            type doc = [ `Svg ] elt
                                            val doc_toelt : doc -> Xml.elt
                                          end->
      sig
        module Xml :
          sig
            type 'a wrap = 'W.t
            type 'a list_wrap = 'W.tlist
            type uri = Xml.uri
            val string_of_uri : uri -> string
            val uri_of_string : string -> uri
            type aname = string
            type event_handler = Xml.event_handler
            type mouse_event_handler = Xml.mouse_event_handler
            type keyboard_event_handler = Xml.keyboard_event_handler
            type attrib = Xml.attrib
            val float_attrib : aname -> float wrap -> attrib
            val int_attrib : aname -> int wrap -> attrib
            val string_attrib : aname -> string wrap -> attrib
            val space_sep_attrib : aname -> string list wrap -> attrib
            val comma_sep_attrib : aname -> string list wrap -> attrib
            val event_handler_attrib : aname -> event_handler -> attrib
            val mouse_event_handler_attrib :
              aname -> mouse_event_handler -> attrib
            val keyboard_event_handler_attrib :
              aname -> keyboard_event_handler -> attrib
            val uri_attrib : aname -> uri wrap -> attrib
            val uris_attrib : aname -> uri list wrap -> attrib
            type elt = Xml.elt
            type ename = string
            val empty : unit -> elt
            val comment : string -> elt
            val pcdata : string wrap -> elt
            val encodedpcdata : string wrap -> elt
            val entity : string -> elt
            val leaf : ?a:attrib list -> ename -> elt
            val node : ?a:attrib list -> ename -> elt list_wrap -> elt
            val cdata : string -> elt
            val cdata_script : string -> elt
            val cdata_style : string -> elt
          end
        module Info : Xml_sigs.Info
        type 'a wrap = 'W.t
        type 'a list_wrap = 'W.tlist
        type uri = Xml.uri
        val string_of_uri : uri -> string
        val uri_of_string : string -> uri
        type 'a attrib = Xml.attrib
        val to_xmlattribs : 'a attrib list -> Xml.attrib list
        val to_attrib : Xml.attrib -> 'a attrib
        val a_autocomplete :
          [< `Off | `On ] wrap -> [> `Autocomplete ] attrib
        val a_async : [< `Async ] wrap -> [> `Async ] attrib
        val a_autofocus : [< `Autofocus ] wrap -> [> `Autofocus ] attrib
        val a_autoplay : [< `Autoplay ] wrap -> [> `Autoplay ] attrib
        val a_muted : [< `Muted ] wrap -> [> `Muted ] attrib
        val a_crossorigin :
          [< `Anonymous | `Use_credentials ] wrap -> [> `Crossorigin ] attrib
        val a_mediagroup : string wrap -> [> `Mediagroup ] attrib
        val a_challenge : Html5_types.text wrap -> [> `Challenge ] attrib
        val a_contenteditable : bool wrap -> [> `Contenteditable ] attrib
        val a_contextmenu :
          Html5_types.idref wrap -> [> `Contextmenu ] attrib
        val a_controls : [< `Controls ] wrap -> [> `Controls ] attrib
        val a_dir : [< `Ltr | `Rtl ] wrap -> [> `Dir ] attrib
        val a_draggable : bool wrap -> [> `Draggable ] attrib
        val a_form : Html5_types.idref wrap -> [> `Form ] attrib
        val a_formaction : Xml.uri wrap -> [> `Formaction ] attrib
        val a_formenctype :
          Html5_types.contenttype wrap -> [> `Formenctype ] attrib
        val a_formmethod :
          [< `Delete | `Get | `Post | `Put ] wrap -> [> `Formmethod ] attrib
        val a_formnovalidate :
          [< `Formnovalidate ] wrap -> [> `Formnovalidate ] attrib
        val a_formtarget : Html5_types.text wrap -> [> `Formtarget ] attrib
        val a_hidden : [< `Hidden ] wrap -> [> `Hidden ] attrib
        val a_high : Html5_types.float_number wrap -> [> `High ] attrib
        val a_icon : Xml.uri wrap -> [> `Icon ] attrib
        val a_ismap : [< `Ismap ] wrap -> [> `Ismap ] attrib
        val a_keytype : Html5_types.text wrap -> [> `Keytype ] attrib
        val a_list : Html5_types.idref wrap -> [> `List ] attrib
        val a_loop : [< `Loop ] wrap -> [> `Loop ] attrib
        val a_low : Html5_types.float_number wrap -> [> `High ] attrib
        val a_max : Html5_types.float_number wrap -> [> `Max ] attrib
        val a_input_max :
          Html5_types.float_number wrap -> [> `Input_Max ] attrib
        val a_min : Html5_types.float_number wrap -> [> `Min ] attrib
        val a_input_min :
          Html5_types.float_number wrap -> [> `Input_Min ] attrib
        val a_novalidate : [< `Novalidate ] wrap -> [> `Novalidate ] attrib
        val a_open : [< `Open ] wrap -> [> `Open ] attrib
        val a_optimum : Html5_types.float_number wrap -> [> `Optimum ] attrib
        val a_pattern : Html5_types.text wrap -> [> `Pattern ] attrib
        val a_placeholder : Html5_types.text wrap -> [> `Placeholder ] attrib
        val a_poster : Xml.uri wrap -> [> `Poster ] attrib
        val a_preload :
          [< `Audio | `Metadata | `None ] wrap -> [> `Preload ] attrib
        val a_pubdate : [< `Pubdate ] wrap -> [> `Pubdate ] attrib
        val a_radiogroup : Html5_types.text wrap -> [> `Radiogroup ] attrib
        val a_required : [< `Required ] wrap -> [> `Required ] attrib
        val a_reversed : [< `Reversed ] wrap -> [> `Reversed ] attrib
        val a_sandbox :
          [< `AllowForms | `AllowSameOrigin | `AllowScript ] list wrap ->
          [> `Sandbox ] attrib
        val a_spellcheck : bool wrap -> [> `Spellcheck ] attrib
        val a_scoped : [< `Scoped ] wrap -> [> `Scoped ] attrib
        val a_seamless : [< `Seamless ] wrap -> [> `Seamless ] attrib
        val a_sizes : Html5_types.numbers wrap -> [> `Sizes ] attrib
        val a_span : Html5_types.number wrap -> [> `Span ] attrib
        val a_srclang : Html5_types.nmtoken wrap -> [> `XML_lang ] attrib
        val a_start : Html5_types.number wrap -> [> `Start ] attrib
        val a_step :
          Html5_types.float_number option wrap -> [> `Step ] attrib
        val a_wrap : [< `Hard | `Soft ] wrap -> [> `Wrap ] attrib
        val a_class : Html5_types.nmtokens wrap -> [> `Class ] attrib
        val a_user_data :
          Html5_types.nmtoken ->
          Html5_types.text wrap -> [> `User_data ] attrib
        val a_id : Html5_types.text wrap -> [> `Id ] attrib
        val a_title : Html5_types.text wrap -> [> `Title ] attrib
        val a_xml_lang : Html5_types.nmtoken wrap -> [> `XML_lang ] attrib
        val a_onabort : Xml.event_handler -> [> `OnAbort ] attrib
        val a_onafterprint : Xml.event_handler -> [> `OnAfterPrint ] attrib
        val a_onbeforeprint : Xml.event_handler -> [> `OnBeforePrint ] attrib
        val a_onbeforeunload :
          Xml.event_handler -> [> `OnBeforeUnload ] attrib
        val a_onblur : Xml.event_handler -> [> `OnBlur ] attrib
        val a_oncanplay : Xml.event_handler -> [> `OnCanPlay ] attrib
        val a_oncanplaythrough :
          Xml.event_handler -> [> `OnCanPlayThrough ] attrib
        val a_onchange : Xml.event_handler -> [> `OnChange ] attrib
        val a_ondurationchange :
          Xml.event_handler -> [> `OnDurationChange ] attrib
        val a_onemptied : Xml.event_handler -> [> `OnEmptied ] attrib
        val a_onended : Xml.event_handler -> [> `OnEnded ] attrib
        val a_onerror : Xml.event_handler -> [> `OnError ] attrib
        val a_onfocus : Xml.event_handler -> [> `OnFocus ] attrib
        val a_onformchange : Xml.event_handler -> [> `OnFormChange ] attrib
        val a_onforminput : Xml.event_handler -> [> `OnFormInput ] attrib
        val a_onhashchange : Xml.event_handler -> [> `OnHashChange ] attrib
        val a_oninput : Xml.event_handler -> [> `OnInput ] attrib
        val a_oninvalid : Xml.event_handler -> [> `OnInvalid ] attrib
        val a_onmousewheel : Xml.event_handler -> [> `OnMouseWheel ] attrib
        val a_onoffline : Xml.event_handler -> [> `OnOffLine ] attrib
        val a_ononline : Xml.event_handler -> [> `OnOnLine ] attrib
        val a_onpause : Xml.event_handler -> [> `OnPause ] attrib
        val a_onplay : Xml.event_handler -> [> `OnPlay ] attrib
        val a_onplaying : Xml.event_handler -> [> `OnPlaying ] attrib
        val a_onpagehide : Xml.event_handler -> [> `OnPageHide ] attrib
        val a_onpageshow : Xml.event_handler -> [> `OnPageShow ] attrib
        val a_onpopstate : Xml.event_handler -> [> `OnPopState ] attrib
        val a_onprogress : Xml.event_handler -> [> `OnProgress ] attrib
        val a_onratechange : Xml.event_handler -> [> `OnRateChange ] attrib
        val a_onreadystatechange :
          Xml.event_handler -> [> `OnReadyStateChange ] attrib
        val a_onredo : Xml.event_handler -> [> `OnRedo ] attrib
        val a_onresize : Xml.event_handler -> [> `OnResize ] attrib
        val a_onscroll : Xml.event_handler -> [> `OnScroll ] attrib
        val a_onseeked : Xml.event_handler -> [> `OnSeeked ] attrib
        val a_onseeking : Xml.event_handler -> [> `OnSeeking ] attrib
        val a_onselect : Xml.event_handler -> [> `OnSelect ] attrib
        val a_onshow : Xml.event_handler -> [> `OnShow ] attrib
        val a_onstalled : Xml.event_handler -> [> `OnStalled ] attrib
        val a_onstorage : Xml.event_handler -> [> `OnStorage ] attrib
        val a_onsubmit : Xml.event_handler -> [> `OnSubmit ] attrib
        val a_onsuspend : Xml.event_handler -> [> `OnSuspend ] attrib
        val a_ontimeupdate : Xml.event_handler -> [> `OnTimeUpdate ] attrib
        val a_onundo : Xml.event_handler -> [> `OnUndo ] attrib
        val a_onunload : Xml.event_handler -> [> `OnUnload ] attrib
        val a_onvolumechange :
          Xml.event_handler -> [> `OnVolumeChange ] attrib
        val a_onwaiting : Xml.event_handler -> [> `OnWaiting ] attrib
        val a_onload : Xml.event_handler -> [> `OnLoad ] attrib
        val a_onloadeddata : Xml.event_handler -> [> `OnLoadedData ] attrib
        val a_onloadedmetadata :
          Xml.event_handler -> [> `OnLoadedMetaData ] attrib
        val a_onloadstart : Xml.event_handler -> [> `OnLoadStart ] attrib
        val a_onmessage : Xml.event_handler -> [> `OnMessage ] attrib
        val a_onclick : Xml.mouse_event_handler -> [> `OnClick ] attrib
        val a_oncontextmenu :
          Xml.mouse_event_handler -> [> `OnContextMenu ] attrib
        val a_ondblclick : Xml.mouse_event_handler -> [> `OnDblClick ] attrib
        val a_ondrag : Xml.mouse_event_handler -> [> `OnDrag ] attrib
        val a_ondragend : Xml.mouse_event_handler -> [> `OnDragEnd ] attrib
        val a_ondragenter :
          Xml.mouse_event_handler -> [> `OnDragEnter ] attrib
        val a_ondragleave :
          Xml.mouse_event_handler -> [> `OnDragLeave ] attrib
        val a_ondragover : Xml.mouse_event_handler -> [> `OnDragOver ] attrib
        val a_ondragstart :
          Xml.mouse_event_handler -> [> `OnDragStart ] attrib
        val a_ondrop : Xml.mouse_event_handler -> [> `OnDrop ] attrib
        val a_onmousedown :
          Xml.mouse_event_handler -> [> `OnMouseDown ] attrib
        val a_onmouseup : Xml.mouse_event_handler -> [> `OnMouseUp ] attrib
        val a_onmouseover :
          Xml.mouse_event_handler -> [> `OnMouseOver ] attrib
        val a_onmousemove :
          Xml.mouse_event_handler -> [> `OnMouseMove ] attrib
        val a_onmouseout : Xml.mouse_event_handler -> [> `OnMouseOut ] attrib
        val a_onkeypress :
          Xml.keyboard_event_handler -> [> `OnKeyPress ] attrib
        val a_onkeydown :
          Xml.keyboard_event_handler -> [> `OnKeyDown ] attrib
        val a_onkeyup : Xml.keyboard_event_handler -> [> `OnKeyUp ] attrib
        val a_version : Html5_types.cdata wrap -> [> `Version ] attrib
        val a_xmlns : [< `W3_org_1999_xhtml ] wrap -> [> `XMLns ] attrib
        val a_manifest : Xml.uri wrap -> [> `Manifest ] attrib
        val a_cite : Xml.uri wrap -> [> `Cite ] attrib
        val a_xml_space : [< `Preserve ] wrap -> [> `XML_space ] attrib
        val a_accesskey :
          Html5_types.character wrap -> [> `Accesskey ] attrib
        val a_charset : Html5_types.charset wrap -> [> `Charset ] attrib
        val a_accept_charset :
          Html5_types.charsets wrap -> [> `Accept_charset ] attrib
        val a_accept : Html5_types.contenttypes wrap -> [> `Accept ] attrib
        val a_href : Xml.uri wrap -> [> `Href ] attrib
        val a_hreflang :
          Html5_types.languagecode wrap -> [> `Hreflang ] attrib
        val a_rel : Html5_types.linktypes wrap -> [> `Rel ] attrib
        val a_tabindex : Html5_types.number wrap -> [> `Tabindex ] attrib
        val a_mime_type :
          Html5_types.contenttype wrap -> [> `Mime_type ] attrib
        val a_datetime : Html5_types.cdata wrap -> [> `Datetime ] attrib
        val a_action : Xml.uri wrap -> [> `Action ] attrib
        val a_checked : [< `Checked ] wrap -> [> `Checked ] attrib
        val a_cols : Html5_types.number wrap -> [> `Cols ] attrib
        val a_enctype : Html5_types.contenttype wrap -> [> `Enctype ] attrib
        val a_for : Html5_types.idref wrap -> [> `For ] attrib
        val a_for_list : Html5_types.idrefs wrap -> [> `For_List ] attrib
        val a_maxlength : Html5_types.number wrap -> [> `Maxlength ] attrib
        val a_method :
          [< `Delete | `Get | `Post | `Put ] wrap -> [> `Method ] attrib
        val a_multiple : [< `Multiple ] wrap -> [> `Multiple ] attrib
        val a_name : Html5_types.text wrap -> [> `Name ] attrib
        val a_rows : Html5_types.number wrap -> [> `Rows ] attrib
        val a_selected : [< `Selected ] wrap -> [> `Selected ] attrib
        val a_size : Html5_types.number wrap -> [> `Size ] attrib
        val a_src : Xml.uri wrap -> [> `Src ] attrib
        val a_input_type :
          [< `Button
           | `Checkbox
           | `Color
           | `Date
           | `Datetime
           | `Datetime_local
           | `Email
           | `File
           | `Hidden
           | `Image
           | `Month
           | `Number
           | `Password
           | `Radio
           | `Range
           | `Reset
           | `Search
           | `Submit
           | `Tel
           | `Text
           | `Time
           | `Url
           | `Week ]
          wrap -> [> `Input_Type ] attrib
        val a_text_value : Html5_types.text wrap -> [> `Text_Value ] attrib
        val a_int_value : Html5_types.number wrap -> [> `Int_Value ] attrib
        val a_value : Html5_types.cdata wrap -> [> `Value ] attrib
        val a_float_value :
          Html5_types.float_number wrap -> [> `Float_Value ] attrib
        val a_disabled : [< `Disabled ] wrap -> [> `Disabled ] attrib
        val a_readonly : [< `ReadOnly ] wrap -> [> `ReadOnly ] attrib
        val a_button_type :
          [< `Button | `Reset | `Submit ] wrap -> [> `Button_Type ] attrib
        val a_command_type :
          [< `Checkbox | `Command | `Radio ] wrap ->
          [> `Command_Type ] attrib
        val a_menu_type :
          [< `Context | `Toolbar ] wrap -> [> `Menu_Type ] attrib
        val a_label : Html5_types.text wrap -> [> `Label ] attrib
        val a_align :
          [< `Char | `Justify | `Left | `Right ] wrap -> [> `Align ] attrib
        val a_axis : Html5_types.cdata wrap -> [> `Axis ] attrib
        val a_colspan : Html5_types.number wrap -> [> `Colspan ] attrib
        val a_headers : Html5_types.idrefs wrap -> [> `Headers ] attrib
        val a_rowspan : Html5_types.number wrap -> [> `Rowspan ] attrib
        val a_scope :
          [< `Col | `Colgroup | `Row | `Rowgroup ] wrap -> [> `Scope ] attrib
        val a_summary : Html5_types.text wrap -> [> `Summary ] attrib
        val a_border : Html5_types.pixels wrap -> [> `Border ] attrib
        val a_cellpadding :
          Html5_types.length wrap -> [> `Cellpadding ] attrib
        val a_cellspacing :
          Html5_types.length wrap -> [> `Cellspacing ] attrib
        val a_datapagesize :
          Html5_types.cdata wrap -> [> `Datapagesize ] attrib
        val a_rules :
          [< `All | `Cols | `Groups | `None | `Rows ] wrap ->
          [> `Rules ] attrib
        val a_char : Html5_types.character wrap -> [> `Char ] attrib
        val a_charoff : Html5_types.length wrap -> [> `Charoff ] attrib
        val a_alt : Html5_types.text wrap -> [> `Alt ] attrib
        val a_height : Html5_types.number wrap -> [> `Height ] attrib
        val a_width : Html5_types.number wrap -> [> `Width ] attrib
        type shape = [ `Circle | `Default | `Poly | `Rect ]
        val a_shape : shape wrap -> [> `Shape ] attrib
        val a_coords : Html5_types.numbers wrap -> [> `Coords ] attrib
        val a_usemap : Html5_types.idref wrap -> [> `Usemap ] attrib
        val a_data : Xml.uri wrap -> [> `Data ] attrib
        val a_codetype :
          Html5_types.contenttype wrap -> [> `Codetype ] attrib
        val a_fs_rows : Html5_types.multilengths wrap -> [> `FS_Rows ] attrib
        val a_fs_cols : Html5_types.multilengths wrap -> [> `FS_Cols ] attrib
        val a_frameborder :
          [< `One | `Zero ] wrap -> [> `Frameborder ] attrib
        val a_marginheight :
          Html5_types.pixels wrap -> [> `Marginheight ] attrib
        val a_marginwidth :
          Html5_types.pixels wrap -> [> `Marginwidth ] attrib
        val a_scrolling :
          [< `Auto | `No | `Yes ] wrap -> [> `Scrolling ] attrib
        val a_target : Html5_types.frametarget wrap -> [> `Target ] attrib
        val a_content : Html5_types.text wrap -> [> `Content ] attrib
        val a_http_equiv : Html5_types.text wrap -> [> `Http_equiv ] attrib
        val a_defer : [< `Defer ] wrap -> [> `Defer ] attrib
        val a_media : Html5_types.mediadesc wrap -> [> `Media ] attrib
        val a_style : string wrap -> [> `Style_Attr ] attrib
        val a_property : string wrap -> [> `Property ] attrib
        type 'a elt = Xml.elt
        type ('a, 'b) nullary = ?a:'a attrib list -> unit -> 'b elt
        type ('a, 'b, 'c) unary = ?a:'a attrib list -> 'b elt wrap -> 'c elt
        type ('a, 'b, 'c) star =
            ?a:'a attrib list -> 'b elt list_wrap -> 'c elt
        type html = [ `Html ] elt
        val html :
          ?a:Html5_types.html_attrib attrib list ->
          [< `Head ] elt wrap -> [< `Body ] elt wrap -> [> `Html ] elt
        val head :
          ?a:Html5_types.head_attrib attrib list ->
          [< `Title ] elt wrap ->
          Html5_types.head_content_fun elt list_wrap ->
          [> Html5_types.head ] elt
        val base :
          ([< Html5_types.base_attrib ], [> Html5_types.base ]) nullary
        val title :
          (Html5_types.title_attrib, [< Html5_types.title_content_fun ],
           [> Html5_types.title ])
          unary
        val body :
          ([< Html5_types.body_attrib ], [< Html5_types.body_content_fun ],
           [> Html5_types.body ])
          star
        val svg :
          ?xmlns:string ->
          ?a:[< Html5_types.svg_attrib ] Svg.attrib list ->
          [< Html5_types.svg_content ] Svg.elt list_wrap ->
          [> Html5_types.svg ] elt
        val footer :
          ([< Html5_types.common ],
           [< Html5_types.flow5_without_header_footer ], [> `Footer ])
          star
        val header :
          ([< Html5_types.common ],
           [< Html5_types.flow5_without_header_footer ], [> `Header ])
          star
        val section :
          ([< Html5_types.section_attrib ],
           [< Html5_types.section_content_fun ], [> Html5_types.section ])
          star
        val nav :
          ([< Html5_types.nav_attrib ], [< Html5_types.nav_content_fun ],
           [> Html5_types.nav ])
          star
        val h1 :
          ([< Html5_types.h1_attrib ], [< Html5_types.h1_content_fun ],
           [> Html5_types.h1 ])
          star
        val h2 :
          ([< Html5_types.h2_attrib ], [< Html5_types.h2_content_fun ],
           [> Html5_types.h2 ])
          star
        val h3 :
          ([< Html5_types.h3_attrib ], [< Html5_types.h3_content_fun ],
           [> Html5_types.h3 ])
          star
        val h4 :
          ([< Html5_types.h4_attrib ], [< Html5_types.h4_content_fun ],
           [> Html5_types.h4 ])
          star
        val h5 :
          ([< Html5_types.h5_attrib ], [< Html5_types.h5_content_fun ],
           [> Html5_types.h5 ])
          star
        val h6 :
          ([< Html5_types.h6_attrib ], [< Html5_types.h6_content_fun ],
           [> Html5_types.h6 ])
          star
        val hgroup :
          ([< Html5_types.hgroup_attrib ],
           [< Html5_types.hgroup_content_fun ], [> Html5_types.hgroup ])
          star
        val address :
          ([< Html5_types.address_attrib ],
           [< Html5_types.address_content_fun ], [> Html5_types.address ])
          star
        val article :
          ([< Html5_types.article_attrib ],
           [< Html5_types.article_content_fun ], [> Html5_types.article ])
          star
        val aside :
          ([< Html5_types.aside_attrib ], [< Html5_types.aside_content_fun ],
           [> Html5_types.aside ])
          star
        val p :
          ([< Html5_types.p_attrib ], [< Html5_types.p_content_fun ],
           [> Html5_types.p ])
          star
        val pre :
          ([< Html5_types.pre_attrib ], [< Html5_types.pre_content_fun ],
           [> Html5_types.pre ])
          star
        val blockquote :
          ([< Html5_types.blockquote_attrib ],
           [< Html5_types.blockquote_content_fun ],
           [> Html5_types.blockquote ])
          star
        val div :
          ([< Html5_types.div_attrib ], [< Html5_types.div_content_fun ],
           [> Html5_types.div ])
          star
        val dl :
          ([< Html5_types.dl_attrib ], [< Html5_types.dl_content_fun ],
           [> Html5_types.dl ])
          star
        val ol :
          ([< Html5_types.ol_attrib ], [< Html5_types.ol_content_fun ],
           [> Html5_types.ol ])
          star
        val ul :
          ([< Html5_types.ul_attrib ], [< Html5_types.ul_content_fun ],
           [> Html5_types.ul ])
          star
        val dd :
          ([< Html5_types.dd_attrib ], [< Html5_types.dd_content_fun ],
           [> Html5_types.dd ])
          star
        val dt :
          ([< Html5_types.dt_attrib ], [< Html5_types.dt_content_fun ],
           [> Html5_types.dt ])
          star
        val li :
          ([< Html5_types.li_attrib ], [< Html5_types.li_content_fun ],
           [> Html5_types.li ])
          star
        val figcaption :
          ([< Html5_types.figcaption_attrib ],
           [< Html5_types.figcaption_content_fun ],
           [> Html5_types.figcaption ])
          star
        val figure :
          ?figcaption:[ `Bottom of [< `Figcaption ] elt wrap
                      | `Top of [< `Figcaption ] elt wrap ] ->
          ([< Html5_types.figure_attrib ],
           [< Html5_types.figure_content_fun ], [> Html5_types.figure ])
          star
        val hr : ([< Html5_types.hr_attrib ], [> Html5_types.hr ]) nullary
        val rt :
          ([< Html5_types.rt_attrib ], [< Html5_types.rt_content_fun ],
           [> Html5_types.rt ])
          star
        val rp :
          ([< Html5_types.rp_attrib ], [< Html5_types.rp_content_fun ],
           [> Html5_types.rp ])
          star
        val ruby :
          ([< Html5_types.ruby_attrib ], [< Html5_types.ruby_content_fun ],
           [> Html5_types.ruby ])
          star
        val b :
          ([< Html5_types.b_attrib ], [< Html5_types.b_content_fun ],
           [> Html5_types.b ])
          star
        val i :
          ([< Html5_types.i_attrib ], [< Html5_types.i_content_fun ],
           [> Html5_types.i ])
          star
        val u :
          ([< Html5_types.u_attrib ], [< Html5_types.u_content_fun ],
           [> Html5_types.u ])
          star
        val small :
          ([< Html5_types.small_attrib ], [< Html5_types.small_content_fun ],
           [> Html5_types.small ])
          star
        val sub :
          ([< Html5_types.sub_attrib ], [< Html5_types.sub_content_fun ],
           [> Html5_types.sub ])
          star
        val sup :
          ([< Html5_types.sup_attrib ], [< Html5_types.sup_content_fun ],
           [> Html5_types.sup ])
          star
        val mark :
          ([< Html5_types.mark_attrib ], [< Html5_types.mark_content_fun ],
           [> Html5_types.mark ])
          star
        val wbr : ([< Html5_types.wbr_attrib ], [> Html5_types.wbr ]) nullary
        val bdo :
          dir:[< `Ltr | `Rtl ] wrap ->
          ([< Html5_types.common ], [< Html5_types.phrasing ], [> `Bdo ])
          star
        val abbr :
          ([< Html5_types.abbr_attrib ], [< Html5_types.abbr_content_fun ],
           [> Html5_types.abbr ])
          star
        val br : ([< Html5_types.br_attrib ], [> Html5_types.br ]) nullary
        val cite :
          ([< Html5_types.cite_attrib ], [< Html5_types.cite_content_fun ],
           [> Html5_types.cite ])
          star
        val code :
          ([< Html5_types.code_attrib ], [< Html5_types.code_content_fun ],
           [> Html5_types.code ])
          star
        val dfn :
          ([< Html5_types.dfn_attrib ], [< Html5_types.dfn_content_fun ],
           [> Html5_types.dfn ])
          star
        val em :
          ([< Html5_types.em_attrib ], [< Html5_types.em_content_fun ],
           [> Html5_types.em ])
          star
        val kbd :
          ([< Html5_types.kbd_attrib ], [< Html5_types.kbd_content_fun ],
           [> Html5_types.kbd ])
          star
        val q :
          ([< Html5_types.q_attrib ], [< Html5_types.q_content_fun ],
           [> Html5_types.q ])
          star
        val samp :
          ([< Html5_types.samp_attrib ], [< Html5_types.samp_content_fun ],
           [> Html5_types.samp ])
          star
        val span :
          ([< Html5_types.span_attrib ], [< Html5_types.span_content_fun ],
           [> Html5_types.span ])
          star
        val strong :
          ([< Html5_types.strong_attrib ],
           [< Html5_types.strong_content_fun ], [> Html5_types.strong ])
          star
        val time :
          ([< Html5_types.time_attrib ], [< Html5_types.time_content_fun ],
           [> Html5_types.time ])
          star
        val var :
          ([< Html5_types.var_attrib ], [< Html5_types.var_content_fun ],
           [> Html5_types.var ])
          star
        val a : ([< Html5_types.a_attrib ], 'a, [> `A of 'a ]) star
        val del : ([< Html5_types.del_attrib ], 'a, [> `Del of 'a ]) star
        val ins : ([< Html5_types.ins_attrib ], 'a, [> `Ins of 'a ]) star
        val img :
          src:Xml.uri wrap ->
          alt:Html5_types.text wrap ->
          ([< Html5_types.img_attrib ], [> Html5_types.img ]) nullary
        val iframe :
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Height
            | `Hidden
            | `Id
            | `Name
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Sandbox
            | `Seamless
            | `Spellcheck
            | `Src
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `Width
            | `XML_lang
            | `XMLns ],
           [< `PCDATA ], [> `Iframe ])
          star
        val object_ :
          ?params:[< `Param ] elt list_wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Data
            | `Dir
            | `Draggable
            | `Form
            | `Height
            | `Hidden
            | `Id
            | `Mime_type
            | `Name
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `Usemap
            | `User_data
            | `Width
            | `XML_lang
            | `XMLns ],
           'a, [> `Object of 'a ])
          star
        val param :
          ([< Html5_types.param_attrib ], [> Html5_types.param ]) nullary
        val embed :
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Height
            | `Hidden
            | `Id
            | `Mime_type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Src
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `Width
            | `XML_lang
            | `XMLns ],
           [> `Embed ])
          nullary
        val audio :
          ?src:Xml.uri wrap ->
          ?srcs:[< Html5_types.source ] elt list_wrap ->
          ([< Html5_types.audio_attrib ], 'a, [> 'Html5_types.audio ]) star
        val video :
          ?src:Xml.uri wrap ->
          ?srcs:[< Html5_types.source ] elt list_wrap ->
          ([< Html5_types.video_attrib ], 'a, [> 'Html5_types.video ]) star
        val canvas :
          ([< Html5_types.canvas_attrib ], 'a, [> 'Html5_types.canvas ])
          star
        val source :
          ([< Html5_types.source_attrib ], [> Html5_types.source ]) nullary
        val area :
          alt:Html5_types.text wrap ->
          ([< `Accesskey
            | `Alt
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Coords
            | `Dir
            | `Draggable
            | `Hidden
            | `Hreflang
            | `Id
            | `Media
            | `Mime_type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Rel
            | `Shape
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Target
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Area ])
          nullary
        val map : ([< Html5_types.map_attrib ], 'a, [> `A of 'a ]) star
        val caption :
          ([< Html5_types.caption_attrib ],
           [< Html5_types.caption_content_fun ], [> Html5_types.caption ])
          star
        val table :
          ?caption:[< Html5_types.caption ] elt wrap ->
          ?columns:[< Html5_types.colgroup ] elt list_wrap ->
          ?thead:[< Html5_types.thead ] elt wrap ->
          ?tfoot:[< Html5_types.tfoot ] elt wrap ->
          ([< Html5_types.table_attrib ], [< Html5_types.table_content_fun ],
           [> Html5_types.table ])
          star
        val tablex :
          ?caption:[< Html5_types.caption ] elt wrap ->
          ?columns:[< Html5_types.colgroup ] elt list_wrap ->
          ?thead:[< Html5_types.thead ] elt wrap ->
          ?tfoot:[< Html5_types.tfoot ] elt wrap ->
          ([< Html5_types.tablex_attrib ],
           [< Html5_types.tablex_content_fun ], [> Html5_types.tablex ])
          star
        val colgroup :
          ([< Html5_types.colgroup_attrib ],
           [< Html5_types.colgroup_content_fun ], [> Html5_types.colgroup ])
          star
        val col : ([< Html5_types.col_attrib ], [> Html5_types.col ]) nullary
        val thead :
          ([< Html5_types.thead_attrib ], [< Html5_types.thead_content_fun ],
           [> Html5_types.thead ])
          star
        val tbody :
          ([< Html5_types.tbody_attrib ], [< Html5_types.tbody_content_fun ],
           [> Html5_types.tbody ])
          star
        val tfoot :
          ([< Html5_types.tfoot_attrib ], [< Html5_types.tfoot_content_fun ],
           [> Html5_types.tfoot ])
          star
        val td :
          ([< Html5_types.td_attrib ], [< Html5_types.td_content_fun ],
           [> Html5_types.td ])
          star
        val th :
          ([< Html5_types.th_attrib ], [< Html5_types.th_content_fun ],
           [> Html5_types.th ])
          star
        val tr :
          ([< Html5_types.tr_attrib ], [< Html5_types.tr_content_fun ],
           [> Html5_types.tr ])
          star
        val form :
          ([< Html5_types.form_attrib ], [< Html5_types.form_content_fun ],
           [> Html5_types.form ])
          star
        val fieldset :
          ?legend:[ `Legend ] elt wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Disabled
            | `Draggable
            | `Form
            | `Hidden
            | `Id
            | `Name
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [< Html5_types.flow5 ], [> `Fieldset ])
          star
        val legend :
          ([< Html5_types.legend_attrib ],
           [< Html5_types.legend_content_fun ], [> Html5_types.legend ])
          star
        val label :
          ([< Html5_types.label_attrib ], [< Html5_types.label_content_fun ],
           [> Html5_types.label ])
          star
        val input :
          ([< Html5_types.input_attrib ], [> Html5_types.input ]) nullary
        val button :
          ([< Html5_types.button_attrib ],
           [< Html5_types.button_content_fun ], [> Html5_types.button ])
          star
        val select :
          ([< Html5_types.select_attrib ],
           [< Html5_types.select_content_fun ], [> Html5_types.select ])
          star
        val datalist :
          ?children:[< `Options of [< `Option ] elt list_wrap
                     | `Phras of [< Html5_types.phrasing ] elt list_wrap ] ->
          ([< Html5_types.common ], [> `Datalist ]) nullary
        val optgroup :
          label:Html5_types.text wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Disabled
            | `Draggable
            | `Hidden
            | `Id
            | `Label
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [< `Option ], [> `Optgroup ])
          star
        val option :
          ([< Html5_types.option_attrib ],
           [< Html5_types.option_content_fun ],
           [> Html5_types.selectoption ])
          unary
        val textarea :
          ([< Html5_types.textarea_attrib ],
           [< Html5_types.textarea_content_fun ], [> Html5_types.textarea ])
          unary
        val keygen :
          ([< Html5_types.keygen_attrib ], [> Html5_types.keygen ]) nullary
        val progress :
          ([< Html5_types.progress_attrib ],
           [< Html5_types.progress_content_fun ], [> Html5_types.progress ])
          star
        val meter :
          ([< Html5_types.meter_attrib ], [< Html5_types.meter_content_fun ],
           [> Html5_types.meter ])
          star
        val output_elt :
          ([< Html5_types.output_elt_attrib ],
           [< Html5_types.output_elt_content_fun ],
           [> Html5_types.output_elt ])
          star
        val pcdata : string wrap -> [> `PCDATA ] elt
        val entity : string -> [> `PCDATA ] elt
        val space : unit -> [> `PCDATA ] elt
        val cdata : string -> [> `PCDATA ] elt
        val cdata_script : string -> [> `PCDATA ] elt
        val cdata_style : string -> [> `PCDATA ] elt
        val details :
          [< `Summary ] elt wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Hidden
            | `Id
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Open
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [< Html5_types.flow5 ], [> `Details ])
          star
        val summary :
          ([< Html5_types.summary_attrib ],
           [< Html5_types.summary_content_fun ], [> Html5_types.summary ])
          star
        val command :
          label:Html5_types.text wrap ->
          ([< `Accesskey
            | `Checked
            | `Class
            | `Command_Type
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Disabled
            | `Draggable
            | `Hidden
            | `Icon
            | `Id
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Radiogroup
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Command ])
          nullary
        val menu :
          ?child:[< `Flows of [< Html5_types.flow5 ] elt list_wrap
                  | `Lis of [< `Li of [< Html5_types.common ] ] elt list_wrap ] ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Hidden
            | `Id
            | `Label
            | `Menu_Type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Menu ])
          nullary
        val script :
          ([< Html5_types.script_attrib ],
           [< Html5_types.script_content_fun ], [> Html5_types.script ])
          unary
        val noscript :
          ([< Html5_types.noscript_attrib ],
           [< Html5_types.noscript_content_fun ], [> Html5_types.noscript ])
          star
        val meta :
          ([< Html5_types.meta_attrib ], [> Html5_types.meta ]) nullary
        val style :
          ([< Html5_types.style_attrib ], [< Html5_types.style_content_fun ],
           [> Html5_types.style ])
          star
        val link :
          rel:Html5_types.linktypes wrap ->
          href:Xml.uri wrap ->
          ([< `Accesskey
            | `Class
            | `Contenteditable
            | `Contextmenu
            | `Dir
            | `Draggable
            | `Hidden
            | `Href
            | `Hreflang
            | `Id
            | `Media
            | `Mime_type
            | `OnAbort
            | `OnBlur
            | `OnCanPlay
            | `OnCanPlayThrough
            | `OnChange
            | `OnClick
            | `OnContextMenu
            | `OnDblClick
            | `OnDrag
            | `OnDragEnd
            | `OnDragEnter
            | `OnDragLeave
            | `OnDragOver
            | `OnDragStart
            | `OnDrop
            | `OnDurationChange
            | `OnEmptied
            | `OnEnded
            | `OnError
            | `OnFocus
            | `OnFormChange
            | `OnFormInput
            | `OnInput
            | `OnInvalid
            | `OnKeyDown
            | `OnKeyPress
            | `OnKeyUp
            | `OnLoad
            | `OnLoadStart
            | `OnLoadedData
            | `OnLoadedMetaData
            | `OnMouseDown
            | `OnMouseMove
            | `OnMouseOut
            | `OnMouseOver
            | `OnMouseUp
            | `OnMouseWheel
            | `OnPause
            | `OnPlay
            | `OnPlaying
            | `OnProgress
            | `OnRateChange
            | `OnReadyStateChange
            | `OnScroll
            | `OnSeeked
            | `OnSeeking
            | `OnSelect
            | `OnShow
            | `OnStalled
            | `OnSubmit
            | `OnSuspend
            | `OnTimeUpdate
            | `OnVolumeChange
            | `OnWaiting
            | `Rel
            | `Sizes
            | `Spellcheck
            | `Style_Attr
            | `Tabindex
            | `Title
            | `User_data
            | `XML_lang
            | `XMLns ],
           [> `Link ])
          nullary
        val tot : Xml.elt -> 'a elt
        val totl : Xml.elt list -> 'a elt list
        val toelt : 'a elt -> Xml.elt
        val toeltl : 'a elt list -> Xml.elt list
        type doc = [ `Html ] elt
        val doc_toelt : doc -> Xml.elt
        module Unsafe :
          sig
            val data : string wrap -> 'a elt
            val node :
              string -> ?a:'a attrib list -> 'b elt list_wrap -> 'c elt
            val leaf : string -> ?a:'a attrib list -> unit -> 'b elt
            val coerce_elt : 'a elt -> 'b elt
            val string_attrib : string -> string wrap -> 'a attrib
            val float_attrib : string -> float wrap -> 'a attrib
            val int_attrib : string -> int wrap -> 'a attrib
            val uri_attrib : string -> uri wrap -> 'a attrib
            val space_sep_attrib : string -> string list wrap -> 'a attrib
            val comma_sep_attrib : string -> string list wrap -> 'a attrib
          end
      end
end