<xs:schema 
  targetNamespace='http://www.w3.org/2011/03/ws-sas'
  xmlns:tns='http://www.w3.org/2011/03/ws-sas'
  xmlns:xs='http://www.w3.org/2001/XMLSchema'
  elementFormDefault='qualified'
  blockDefault='#all' >
 
  <xs:complexType name='emptyElementType'>
    <xs:sequence>
      <xs:any namespace='##other' minOccurs='0' maxOccurs='unbounded'/>
    </xs:sequence>
    <xs:anyAttribute namespace='##other' processContents='lax'/>
  </xs:complexType>

  <xs:element name='SOAP11' type='tns:emptyElementType'/>
  <xs:element name='SOAP12' type='tns:emptyElementType'/>

</xs:schema>