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

Action Reasoning:
To advance towards the goal, we need to move passengers closer to their destination floors. Passenger p1 on floor 1 needs to move to floor 3. Using fast1, currently at floor 1, to pick up p1 will quickly move p1 towards their goal floor.

New State Description:
- Elevator fast0 is at floor 0 (n0), empty, capacity 2.- Elevator fast1 is at floor 1 (n1), occupied by p1, capacity 1/2.- Elevator slow0-0 is at floor 0 (n0), empty, capacity 1.- Elevator slow1-0 is at floor 2 (n2), empty, capacity 1.- Passenger p0 is at floor 0 (n0).- Passenger p1 is onboard elevator fast1.- Passenger p2 is at floor 2 (n2).- Passenger p3 is at floor 0 (n0).- Passenger p4 is on floor 1 (n1).- Passenger p5 is at floor 2 (n2).

Action Chosen:
board(p1, fast1, n1, 0, 1)
