Issue - 46 - Namespace for the document fragment representing a part

<message name="poMessage"> 
    <part name="PO" type="tns:purchaseOrder"/> 
  </message> 


  <bpws:property name="poNumber" type="xsd:positiveInteger"/> 


  <bpws:propertyAlias propertyName="tns:poNumber"   
       messageType="tns:poMessage" part="PO" 
       query="/PO/Header/PONumber"/> 


  </bpws:propertyAlias>