Attempt Number: 2
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 board fast0 on floor 3 and needs to get to floor 3. We should have p4 leave the elevator here to reduce passenger load and bring us closer to the goal state by having p4 on the correct floor.

New State Description:
- fast0: On floor 3 (n3), 0/2 passengers, empty.- fast1: On floor 0 (n0), 0/2 passengers, empty.- slow0-0: On floor 1 (n1), 0/1 passengers, empty.- slow1-0: On floor 3 (n3), 0/1 passengers, empty.- p0: On floor 0 (n0).- p1: On floor 3 (n3).- p2: On floor 2 (n2).- p3: On floor 0 (n0).- p4: On floor 3 (n3).- p5: On floor 2 (n2).

Action Chosen:
leave(p4, fast0, n3, 1, 0)
