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

Action Reasoning:
To bring passenger p1 closer to its destination on floor 3, we should move elevator fast0 up to floor 3. This directly aids in reaching the goal for p1 while being an effective use of the elevator within its capacity.

New State Description:
Fast elevator fast0 is now at floor 3 with 1/2 passengers (p1 on board), ready for p1 to alight. Fast elevator fast1 remains at floor 3 with 0/2 passengers. Slow elevator slow0-0 remains at floor 1 with 0/1 passengers. Slow elevator slow1-0 is at floor 3 with 0/1 passengers. Passenger p0 and p4 are on floor 1. Passenger p5 is on floor 3. Passengers p2 and p3 are on floor 4.

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