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

Action Reasoning:
The goal is to have car_3 in curb_3 and car_1 in curb_1. Moving car_3 from behind car_1 to the empty curb_2 clears the way for car_1 to be moved to curb_1.

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.

Action Chosen:
(move-car-to-curb car_3 car_1 curb_2)
