Attempt Number: 3
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Passenger p2 is at floor n4 and needs to go to floor n2. Since fast1 is currently at floor n4 as well, we can board p2 on fast1 to move them towards their destination, effectively utilizing a fast elevator for a faster transition.

New State Description:
- Elevator fast0 is at floor 0 (n0), empty, with a maximum capacity of 2.- Elevator fast1 is at floor 4 (n4), now occupied by passenger p2, with a maximum capacity of 2.- Elevator slow0-0 is at floor 0 (n0), empty, with a maximum capacity of 1.- Elevator slow1-0 is at floor 3 (n3), occupied by passenger p5, with a maximum capacity of 1.- Passenger p0 is on floor 0 (n0).- Passenger p1 is on floor 1 (n1).- Passenger p2 is on board fast1 at floor 4 (n4).- Passenger p3 is on floor 4 (n4).- Passenger p4 is on floor 1 (n1).- Passenger p5 is on board slow1-0 at floor 3 (n3).

Action Chosen:
board(p2, fast1, n4, 0, 1)
