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

Action Reasoning:
Fast1 is currently full with passengers p2 and p3, who need to reach floors 2 and 0, respectively. Moving fast1 down to floor 2 allows p2 to reach their destination quickly.

New State Description:
- **fast0**: A fast elevator currently at floor 0 (n0), with 0 passengers and a capacity of 2.- **fast1**: A fast elevator now at floor 2 (n2), with 2 passengers (p2 and p3) and a capacity of 2.- **slow0-0**: A slow elevator at floor 1 (n1), with 0 passengers and a capacity of 1.- **slow1-0**: A slow elevator at floor 3 (n3), with 0 passengers and a capacity of 1.- **p0**: On floor 1 (n1).- **p1**: On floor 1 (n1).- **p2**: Onboard fast1 at floor 2 (n2).- **p3**: Onboard fast1 at floor 2 (n2).- **p4**: On floor 1 (n1).- **p5**: On floor 3 (n3).

Action Chosen:
(move-down-fast fast1 n4 n2)
