ifc:IfcInventoryTypeEnum

<xs:simpleType name="IfcInventoryTypeEnum">
  <xs:restriction base="xs:string">
    <xs:enumeration value="assetinventory"/>
    <xs:enumeration value="spaceinventory"/>
    <xs:enumeration value="furnitureinventory"/>
    <xs:enumeration value="userdefined"/>
    <xs:enumeration value="notdefined"/>
  </xs:restriction>
</xs:simpleType>