<xs:simpleType name="SlotEndEnumType"><xs:annotation><xs:documentation>The SlotEndEnumType enumerates values that describe whether a slot has a round, flat (square), or open end.</xs:documentation></xs:annotation><xs:restriction base="xs:NMTOKEN"><xs:enumeration value="ROUND"/><xs:enumeration value="FLAT"/><xs:enumeration value="OPEN"/><xs:enumeration value="UNDEFINED"/></xs:restriction></xs:simpleType>