+ <xsd:attribute name="name" type="xsd:string" use="required" />
+ </xsd:complexType>
+ </xsd:element>
+ <xsd:element name="xidunion">
+ <xsd:complexType>
+ <xsd:sequence>
+ <xsd:element name="type" type="xsd:string"
+ minOccurs="1" maxOccurs="unbounded" />
+ </xsd:sequence>
+ <xsd:attribute name="name" type="xsd:string" use="required" />