A token arrivaing at an event-based gateway receives ARRIVED state. The state is immediately advanced to ENTERED and then to BUSY. A copy of the token is created for each outgoing sequence flow and the original token.

States

stateDiagram-v2
    [*] --> ARRIVED
    ARRIVED --> ENTERED
    ENTERED --> BUSY
    BUSY --> [*]

The state of each token copy is immediately advanced to DEPARTED.

stateDiagram-v2
    [*] --> DEPARTED
    DEPARTED --> [*]

When any of the subsequent catch event is triggered the respective token advances, all other token copies are withdrawn, and the token at the event-based gateway is disposed.