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

Action Reasoning:
To progress toward the goal, we should move car_1 from behind car_0 to an empty curb. This action will clear car_0, allowing it to be repositioned later.

New State Description:
Curb_0 has car_0 parked, clear. Curb_1 has car_2 parked, clear. Curb_2 has car_3 parked, clear. Curb_3 has car_1 parked, clear. All cars are individually parked and clear, allowing for further repositioning.

Action Chosen:
(move-car-to-curb car_1 car_0 curb_3)
