Attempt Number: 3
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Car 2 needs to be moved from curb 1 to curb 2 to match the goal state, so moving it to the clear curb 2 is the logical next step.

New State Description:
Curb_0: Car_0 parked, clear. Curb_1: Clear, empty. Curb_2: Car_1 parked, not clear (car_2 behind). Curb_3: Car_3 parked, clear. Car_0: Clear. Car_1: Not clear, car_2 behind. Car_2: Parked behind car_1, clear. Car_3: Clear.

Action Chosen:
(move-curb-to-car car_2 curb_1 car_1)
