Attempt Number: 2
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Passenger p3 on floor 4 needs to reach floor 0, and elevator fast0 is already at floor 4 and empty. Boarding p3 onto fast0 will help move towards the goal efficiently.

New State Description:
- Elevator fast0 is at floor 4 (n4) with passenger p3 onboard, capacity 1/2.- Elevator fast1 remains at floor 2 (n2), empty, capacity 0/2.- Elevator slow0-0 remains at floor 0 (n0), empty, capacity 0/1.- Elevator slow1-0 remains at floor 2 (n2), empty, capacity 0/1.- Passenger p0 is on floor 0 (n0).- Passenger p1 is on floor 1 (n1).- Passenger p2 is on floor 2 (n2).- Passenger p3 is onboard fast0 at floor 4 (n4).- Passenger p4 is on floor 1 (n1).- Passenger p5 is on floor 2 (n2).

Action Chosen:
board(p3, fast0, n4, 0, 1)
