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

Action Reasoning:
We need to swap car_2 in curb_1 and car_1 in curb_2 to get closer to the goal state. First, move car_2 from curb_1 to double park behind car_0 in curb_0, freeing up curb_1.

New State Description:
Curb_0 contains car_0, clear, and car_2, not clear (double-parked behind car_0). Curb_1 is clear. Curb_2 contains car_1, clear. Curb_3 contains car_3, clear. Car_0 is parked and not clear. Car_1 is parked and clear. Car_2 is double-parked and clear. Car_3 is parked and clear.

Action Chosen:
(move-curb-to-car car_2 curb_1 car_0)
