Attempt Number: 6
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
The next action should be to move car5 from behind car4 to double park behind car0 at curb0. This directly fulfills part of the goal where car5 needs to be behind car0 at curb0. Curb0 is clear, allowing for this change.

New State Description:
Curb_0: Contains car0, parked and blocked, with car5 double parked and clear behind it.Curb_1: Contains car2, parked and clear.Curb_2: Contains car1, parked and clear.Curb_3: Contains car3, parked and clear.Curb_4: Contains car4, parked and clear with no cars behind.Car0: Parked and blocked in curb0, with car5 behind.Car1: Parked and clear in curb2.Car2: Parked and clear in curb1.Car3: Parked and clear in curb3.Car4: Parked and clear in curb4.Car5: Double parked and clear behind car0 in curb0.

Action Chosen:
(move-car-to-car car5 car4 car0)
