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

Action Reasoning:
Moving car3 from curb_2 to curb_3 using the move-car-to-curb action helps clear car2 and places car3 closer to the goal state for curb_3.

New State Description:
- Curb_0: Empty and clear.- Curb_1: Car_1 parked on it with car0 double parked behind; car_1 is not clear, car0 is clear.- Curb_2: Car_2 now clear and parked alone.- Curb_3: Car_3 parked on it alone and is clear.

Action Chosen:
(move-car-to-curb car3 car2 curb_3)
