<xs:schema targetNamespace="http://www.w3.org/2006/10/ttaf1" xml:lang="en"
  xmlns:xs="http://www.w3.org/2001/XMLSchema"
  xmlns:tt="http://www.w3.org/2006/10/ttaf1"
  xmlns:ttm="http://www.w3.org/2006/10/ttaf1#metadata"
  xmlns:tts="http://www.w3.org/2006/10/ttaf1#style">
  <xs:include schemaLocation="ttaf1-dfxp-core-attribs.xsd"/>
  <xs:include schemaLocation="ttaf1-dfxp-timing-attribs.xsd"/>
  <xs:include schemaLocation="ttaf1-dfxp-metadata.xsd"/>
  <xs:include schemaLocation="ttaf1-dfxp-animation.xsd"/>
  <xs:include schemaLocation="ttaf1-dfxp-layout.xsd"/>
  <xs:include schemaLocation="ttaf1-dfxp-styling.xsd"/>
  <xs:import namespace="http://www.w3.org/2006/10/ttaf1#metadata"
    schemaLocation="ttaf1-dfxp-metadata-attribs.xsd"/>
  <xs:attributeGroup name="body.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attributeGroup ref="tt:TimedContainer.attrib.class"/>
    <xs:attributeGroup ref="tt:RegionBinding.attrib.class"/>
    <xs:attributeGroup ref="tt:Styled.attrib.class"/>
    <xs:attributeGroup ref="ttm:Metadata.attrib.class"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="div.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attributeGroup ref="tt:TimedContainer.attrib.class"/>
    <xs:attributeGroup ref="tt:RegionBinding.attrib.class"/>
    <xs:attributeGroup ref="tt:Styled.attrib.class"/>
    <xs:attributeGroup ref="ttm:Metadata.attrib.class"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="p.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attributeGroup ref="tt:TimedContainer.attrib.class"/>
    <xs:attributeGroup ref="tt:RegionBinding.attrib.class"/>
    <xs:attributeGroup ref="tt:Styled.attrib.class"/>
    <xs:attributeGroup ref="ttm:Metadata.attrib.class"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="span.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attributeGroup ref="tt:TimedContainer.attrib.class"/>
    <xs:attributeGroup ref="tt:RegionBinding.attrib.class"/>
    <xs:attributeGroup ref="tt:Styled.attrib.class"/>
    <xs:attributeGroup ref="ttm:Metadata.attrib.class"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="br.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attributeGroup ref="tt:Styled.attrib.class"/>
    <xs:attributeGroup ref="ttm:Metadata.attrib.class"/>
  </xs:attributeGroup>
  <xs:complexType name="body.eltype">
    <xs:sequence>
      <xs:group ref="tt:Metadata.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Animation.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:element ref="tt:div" minOccurs="0" maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attributeGroup ref="tt:body.attlist"/>
  </xs:complexType>
  <xs:complexType name="div.eltype">
    <xs:sequence>
      <xs:group ref="tt:Metadata.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Animation.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Block.class" minOccurs="0" maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attributeGroup ref="tt:div.attlist"/>
  </xs:complexType>
  <xs:complexType name="p.eltype" mixed="true">
    <xs:sequence>
      <xs:group ref="tt:Metadata.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Animation.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Inline.class" minOccurs="0" maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attributeGroup ref="tt:p.attlist"/>
  </xs:complexType>
  <xs:complexType name="span.eltype" mixed="true">
    <xs:sequence>
      <xs:group ref="tt:Metadata.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Animation.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Inline.class" minOccurs="0" maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attributeGroup ref="tt:span.attlist"/>
  </xs:complexType>
  <xs:complexType name="br.eltype">
    <xs:sequence>
      <xs:group ref="tt:Metadata.class" minOccurs="0" maxOccurs="unbounded"/>
      <xs:group ref="tt:Animation.class" minOccurs="0" maxOccurs="unbounded"/>
    </xs:sequence>
    <xs:attributeGroup ref="tt:br.attlist"/>
  </xs:complexType>
  <xs:element name="body" type="tt:body.eltype"/>
  <xs:element name="div" type="tt:div.eltype"/>
  <xs:element name="p" type="tt:p.eltype"/>
  <xs:element name="span" type="tt:span.eltype"/>
  <xs:element name="br" type="tt:br.eltype"/>
  <xs:group name="BlockNoDiv.class">
    <xs:choice>
      <xs:element ref="tt:p"/>
    </xs:choice>
  </xs:group>
  <xs:group name="Block.class">
    <xs:choice>
      <xs:group ref="tt:BlockNoDiv.class"/>
      <xs:element ref="tt:div"/>
    </xs:choice>
  </xs:group>
  <xs:group name="InlineNoSpan.class">
    <xs:choice>
      <xs:element ref="tt:br"/>
    </xs:choice>
  </xs:group>
  <xs:group name="Inline.class">
    <xs:choice>
      <xs:group ref="tt:InlineNoSpan.class"/>
      <xs:element ref="tt:span"/>
    </xs:choice>
  </xs:group>
</xs:schema>

• body.attlist
• br.attlist
• div.attlist
• p.attlist
• span.attlist

• body.eltype
• br.eltype
• div.eltype
• p.eltype
• span.eltype

• body
• br
• div
• p
• span

• Block.class
• BlockNoDiv.class
• Inline.class
• InlineNoSpan.class