<?xml version="1.0" encoding="UTF-8"?>

<!-- 
  Variations/FRBR Project schema release 1.1
-->

<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"

            xmlns="http://vfrbr.info/vfrbr/1.1/work"
            targetNamespace="http://vfrbr.info/vfrbr/1.1/work"
            elementFormDefault="qualified"
            attributeFormDefault="unqualified"
            >

  <!--
    include common types
    -->
  <xsd:include schemaLocation="http://vfrbr.info/schemas/1.1/vfrbr-commonEntityTypes.xsd"/>

  <!--
    XML elements
    for vFRBR Work entity extensions
    -->
  <xsd:element name="note"
               type="TypeAvailAttributeType"
               />
  <xsd:element name="extensions">
    <xsd:complexType>
      <xsd:sequence>
        <xsd:element name="variations">
          <xsd:complexType>
            <xsd:sequence>
              <xsd:element ref="language"
                           minOccurs="0" maxOccurs="unbounded"
                           />
              <xsd:element ref="placeOfComposition"
                           minOccurs="0" maxOccurs="unbounded"/>
            </xsd:sequence>
          </xsd:complexType>
        </xsd:element>
      </xsd:sequence>
    </xsd:complexType>
  </xsd:element>

  <xsd:element name="language"
               type="VocabNormalAttributeType"
               />
  <xsd:element name="placeOfComposition"
               type="JurisNormalVocabAttributeType"/>

</xsd:schema>

