Attempt Number: 2
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
To clear curb_0, I will move car_1 to the empty curb_3, making car_0 clear and allowing it to move to its goal position. This simplifies the process of rearranging the cars into their goal positions.

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. Car_0 is parked, clear. Car_1 is parked, clear. Car_2 is parked, clear. Car_3 is parked, clear.

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