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

Action Reasoning:
The robot is on tile_1-5 and holding black. The next step is to paint the tile directly below it, tile_2-5, which should be black according to the goal state. This aligns with the rule that the robot can only paint the tile directly below it.

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

Action Chosen:
paint-down(robot1, tile_2-5, tile_1-5, black)
