A Conversation is a simplified version of a Collaboration, and has access to the same modeling elements. A Conversation defines a set of logically related message exchanges, where the message exchanges are related to each another reflecting a distinct business scenario, e.g. a request followed by a response.
A Conversation has two other graphical elements not available in any other BPMN diagrams:
|•||Conversation node elements (Conversation, Sub-Conversation and Call-Conversation)|
Participant / Pool
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