<?xml version="1.0" encoding="utf-16"?>
<xs:simpleType name="ObjectPointerBasisWKV">
    <xs:restriction base="xs:NMTOKEN">
        <xs:enumeration value="Other" />
        <xs:enumeration value="Unknown" />
        <xs:enumeration value="NotSupported" />
        <xs:enumeration value="Actual" />
        <!-- unrestricted or infinite pointer value -->
        <!-- not instrumented pointer value -->
        <!-- not supported pointer value -->
        <!-- actual pointer value -->
    </xs:restriction>
    <!-- object pointer basis (i.e., accuracy) -->
    <!-- see prtInputNextIndex in [RFC3805] -->
</xs:simpleType>

• ObjectPointerBasisWKV
• pwg:InputTrayNextInputTrayIdBasis