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

Action Reasoning:
The next action in the given plan is to have passenger p4 leave fast0 at floor n3. This aligns with the sequence and helps reduce the number of passengers in the elevator, moving closer to the goal state.

New State Description:
- **fast0**: A fast elevator at floor n3, now with 0 passengers and a capacity of 2.- **fast1**: A fast elevator at floor n0, with 0 passengers and a capacity of 2.- **slow0-0**: A slow elevator at floor n1, with 0 passengers and a capacity of 1.- **slow1-0**: A slow elevator at floor n3, with 0 passengers and a capacity of 1.- **p0**: On floor n1.- **p1**: On floor n3.- **p2**: On floor n2.- **p3**: On floor n0.- **p4**: Now on floor n3.- **p5**: On floor n3.

Action Chosen:
(leave p4 fast0 n3 n1 n0)
