<xs:schema targetNamespace="http://www.w3.org/2006/10/ttaf1#metadata"
  xml:lang="en" xmlns:xs="http://www.w3.org/2001/XMLSchema"
  xmlns:tt="http://www.w3.org/2006/10/ttaf1"
  xmlns:ttd="http://www.w3.org/2006/10/ttaf1#datatype"
  xmlns:ttm="http://www.w3.org/2006/10/ttaf1#metadata">
  <xs:import namespace="http://www.w3.org/2006/10/ttaf1#datatype"
    schemaLocation="ttaf1-dfxp-datatypes.xsd"/>
  <xs:import namespace="http://www.w3.org/2006/10/ttaf1"
    schemaLocation="ttaf1-dfxp-core-attribs.xsd"/>
  <xs:include schemaLocation="ttaf1-dfxp-metadata-attribs.xsd"/>
  <xs:attributeGroup name="actor.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attribute name="agent" type="xs:IDREF"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="agent.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attribute name="type" type="ttd:metadataAgentType"
    use="required"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="copyright.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="desc.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="name.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
    <xs:attribute name="type" type="ttd:metadataNameType"/>
  </xs:attributeGroup>
  <xs:attributeGroup name="title.attlist">
    <xs:attributeGroup ref="tt:Core.attrib.class"/>
  </xs:attributeGroup>
  <xs:complexType name="actor.eltype">
    <xs:attributeGroup ref="ttm:actor.attlist"/>
  </xs:complexType>
  <xs:complexType name="agent.eltype">
    <xs:sequence>
      <xs:element ref="ttm:name" minOccurs="0" maxOccurs="unbounded"/>
      <xs:element ref="ttm:actor" minOccurs="0" maxOccurs="1"/>
    </xs:sequence>
    <xs:attributeGroup ref="ttm:agent.attlist"/>
  </xs:complexType>
  <xs:complexType name="copyright.eltype" mixed="true">
    <xs:attributeGroup ref="ttm:copyright.attlist"/>
  </xs:complexType>
  <xs:complexType name="desc.eltype" mixed="true">
    <xs:attributeGroup ref="ttm:desc.attlist"/>
  </xs:complexType>
  <xs:complexType name="name.eltype" mixed="true">
    <xs:attributeGroup ref="ttm:name.attlist"/>
  </xs:complexType>
  <xs:complexType name="title.eltype" mixed="true">
    <xs:attributeGroup ref="ttm:title.attlist"/>
  </xs:complexType>
  <xs:element name="actor" type="ttm:actor.eltype"/>
  <xs:element name="agent" type="ttm:agent.eltype"/>
  <xs:element name="copyright" type="ttm:copyright.eltype"/>
  <xs:element name="desc" type="ttm:desc.eltype"/>
  <xs:element name="name" type="ttm:name.eltype"/>
  <xs:element name="title" type="ttm:title.eltype"/>
  <xs:group name="MetadataItems.class">
    <xs:choice>
      <xs:element ref="ttm:title"/>
      <xs:element ref="ttm:desc"/>
      <xs:element ref="ttm:copyright"/>
    </xs:choice>
  </xs:group>
</xs:schema>

• actor.attlist
• agent.attlist
• copyright.attlist
• desc.attlist
• name.attlist
• title.attlist

• actor.eltype
• agent.eltype
• copyright.eltype
• desc.eltype
• name.eltype
• title.eltype

• actor
• agent
• copyright
• desc
• name
• title

• MetadataItems.class