Attempt Number: 4
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Robot1 should paint-down tile_2-1 from tile_1-1 with color black as it aligns with the goal pattern and is directly below, following the constraint to paint tiles directly below the robot.

New State Description:
- Robot1 is on tile_1-4 and is holding the color black.- Tile_0-4 is clear.- Tile_1-3 and tile_1-4 are clear.- Tile_1-5 is clear.- Tile_2-2 is painted white and is no longer clear.- Tile_2-3 is painted black and is no longer clear.- Tile_2-4 is painted white and is no longer clear.- Tile_2-5 is painted black and is no longer clear.- Tile_2-1 is clear. - Tile_0-1, tile_0-2, tile_0-3, tile_0-5, tile_1-1, tile_1-2, and tile_2-1 remain clear and unpainted.- Both colors, white and black, are available for switching.

Action Chosen:
left(robot1, tile_1-5, tile_1-4)
