Attempt Number: 4
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Passenger p4 is already on fast0 which is at floor 1 (n1). We should first move fast0 up to floor 3 (n3) because p1 needs to end up there. This will allow p4 to leave at floor 3.

New State Description:
- Elevator fast0 is at floor 3 (n3), with passenger p4 boarded, capacity 1/2.- Elevator fast1 remains at floor 2 (n2), empty, capacity 2.- Elevator slow0-0 remains at floor 0 (n0), empty, capacity 1.- Elevator slow1-0 remains at floor 2 (n2), empty, capacity 1.- Passenger p0 is on floor 0 (n0).- Passenger p1 is on floor 1 (n1).- Passenger p2 is on floor 2 (n2).- Passenger p3 is on floor 0 (n0).- Passenger p4 is on board fast0 at floor 3.- Passenger p5 is on floor 2 (n2).

Action Chosen:
move-up-fast(fast0, n1, n3)
