message cancelWorkItemResponse
parts 
cancelWorkItemResponseDoc
element dto:cancelWorkItemResponse
used by 
Operation cancelWorkItem in PortType WorkItemSchedulerService
source  
<wsdl:message name="cancelWorkItemResponse">
  <wsdl:part name="cancelWorkItemResponseDoc" element="dto:cancelWorkItemResponse"/>
</wsdl:message>

WSDL documentation generated by XMLSpy WSDL Editor http://www.altova.com/xmlspy