Intermediate Events: (generic) (escalate) (finish) (start) (timer 1min) (publish S) (notify T) (send M) (receive N) But: (receive M) The first receive message event becomes a start event automatically The last send message event becomes an end event automatically (send N) //Also the first signal notified message event becomes a start event automatically (notify S) (publish T) //The last signal publish message event becomes an end event automatically