http://www.theregister.co.uk/content/23/26623.html
"Business Process Execution Language for web services
(BPEL4WS), is an XML-based flow language that defines
how business processes interact. It combines and
replaces the existing IBM Web Services Flow Language
(WSFL) and Microsoft XLANG standards"
All three companies are working on it and on...
"WS-Coordination, provides developers with a way to
manage the operations related to a business activity.
A business process may involve a number of web services
working together, and each service needs to be able
to coordinate its activities with those of the other
services for the process to succeed. "