<xs:schema
   xmlns:xs = "http://www.w3.org/2001/XMLSchema"
   xmlns:lu = "http://www.w3.org/XQueryTest/ListUnionTypes" 
   targetNamespace = "http://www.w3.org/XQueryTest/ListUnionTypes" 
   elementFormDefault = "qualified">
   
  <xs:simpleType name="unionType">
    <xs:union memberTypes="xs:integer xs:float"/>
  </xs:simpleType>

  <xs:simpleType name="listType">
    <xs:list itemType="lu:unionType"/>
  </xs:simpleType>

  <xs:element name="e" type="lu:listType"/>
</xs:schema>
