ifc:IfcBuildingElementProxyTypeEnum

<xs:simpleType name="IfcBuildingElementProxyTypeEnum">
  <xs:restriction base="xs:string">
    <xs:enumeration value="complex"/>
    <xs:enumeration value="element"/>
    <xs:enumeration value="partial"/>
    <xs:enumeration value="provisionforvoid"/>
    <xs:enumeration value="userdefined"/>
    <xs:enumeration value="notdefined"/>
  </xs:restriction>
</xs:simpleType>