General rules
BPMN task types are derived from object and symbol types modeled in the EPC.
Start and end events are transferred to the BPMN diagram.
A sequence of functions becomes a sequence of tasks.
Operators and loops are transferred to the BPMN diagram.
Organizational elements define the structure of lanes.
Organizational elements are transferred to an assigned function allocation diagram (FAD).
Software service types and software service operation types are transferred to an assigned function allocation diagram (FAD).