StartEvent_S1 SendTask_S7 EndEvent_S8 Task_S2 Gateway_S3 SendTask_S4 Task_S5 Task_S6 Flow_1 Flow_1 Flow_5 Flow_2 Flow_2 Flow_3 Flow_4 Flow_4 Flow_5 Flow_3 Flow_6 Flow_6 Flow_7 Flow_7 Flow_8 Flow_8