Attempt Number: 6
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
The correct next step is to move car_1 from behind car_2 on curb_0 to curb_2 to ensure curb_0 becomes clear, allowing car_2 to move easily in the future.

New State Description:
Curb_0: Car_2 is parked and clear.Curb_1: Car_0 is parked and clear.Curb_2: Car_1 is parked, clear, after moving from curb_0.Curb_3: Car_3 is parked and clear.Car_2: Occupying curb_0, status clear.Car_1: Now occupying curb_2, status clear.Car_0: Occupying curb_1, status clear.Car_3: Occupying curb_3, status clear.

Action Chosen:
(move-car-to-curb car_1 car_2 curb_2)
