<xs:attribute name="material">
<xs:annotation>
<xs:documentation>a short project-defined name for the material composing the majority of the support Suggested values include: 1] paper; 2] parch(parchment) ; 3] mixed</xs:documentation>
</xs:annotation>
<xs:simpleType>
<xs:union>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:enumeration value="paper"/>
</xs:restriction>
</xs:simpleType>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:enumeration value="parch">
<xs:annotation>
<xs:documentation>(parchment)</xs:documentation>
</xs:annotation>
</xs:enumeration>
</xs:restriction>
</xs:simpleType>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:enumeration value="mixed"/>
</xs:restriction>
</xs:simpleType>
<xs:simpleType>
<xs:restriction base="xs:token">
<xs:pattern value="(\p{L}|\p{N}|\p{P}|\p{S})+"/>
</xs:restriction>
</xs:simpleType>
</xs:union>
</xs:simpleType>
</xs:attribute> |