This image displays an XSLT Mapper transformation tool for a multipart request source. This tool is divided into three columns. The first column contains is labeled as "Source: multi_part.wsdl", the second column is unlabeled, and the third column is labeled as "XSLT File: ReadCust.wsdl." The first column lists the elements in the multi_part.wsdl file and the third column lists the elements in the ReadCust.wsdl file. The middle column is empty.