part

<xs:attribute name="part" default="full">
  <xs:simpleType>
    <xs:restriction base="xs:NMTOKEN">
      <xs:enumeration value="full"/>
      <xs:enumeration value="last"/>
      <xs:enumeration value="first"/>
      <xs:enumeration value="middle"/>
      <xs:enumeration value="surname"/>
    </xs:restriction>
  </xs:simpleType>
</xs:attribute>