element3=>start: Select specific Messages
element2=>operation: MessageCollector
element1=>condition: OnMessageSelection
element0=>subroutine: DelegatorJob
element3->element2
element2->element1
element1(yes, right)->element0

1. (Job) Select specific Messages
2. (MessageCollector) MessageCollector
1. (OnMessageSelection)
1. (DelegatorJob) DelegatorJob