<xs:complexType xmlns:xs="http://www.w3.org/2001/XMLSchema" name="document">
<xs:sequence>
<xs:element name="language" type="xs:language" />
<xs:element name="relation" type="xs:string" />
<xs:element name="description" type="xs:string" minOccurs="0" />
</xs:sequence>
</xs:complexType>
