Attempt Number: 5
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
Robot1 is currently holding the color black and is on tile_1-2. The next logical step is to paint the tile down (tile_2-2) black, following the goal state pattern.

New State Description:
- Robot1 is on tile_1-2, holding the color black.- Tile tile_0-1: clear.- Tile tile_0-2: clear.- Tile tile_0-3: clear.- Tile tile_1-1: clear.- Tile tile_1-2: occupied by robot1, holding black.- Tile tile_1-3: clear.- Tile tile_2-1: clear.- Tile tile_2-2: painted black.- Tile tile_2-3: clear.- Tile tile_3-1: painted white.- Tile tile_3-2: painted black.- Tile tile_3-3: painted white.- Color white and black available for switching.

Action Chosen:
paint-down(robot1, tile_2-2, tile_1-2, black)
