•To interoperate is to
 participate in a common purpose
 –Operation sets the
 context
 –Purpose is the
 intention, the end to which activity is directed
 •Semantics
 is fundamentally interpretation
 –Within a particular
 context
 –From a particular
 point of view
 •Semantic
 Interoperability/Integration is fundamentally driven by communication
 of purpose
 –Participants
 determined by interpreting capacity to meet operational objectives
 –Service obligations
 and responsibilities explicitly contracted