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

Action Reasoning:
The tile directly below the robot (tile_1-2) is clear and needs to be painted black, which matches the robot's current color. The best action is to move down and paint the tile to advance toward the goal state.

New State Description:
Tile tile_0-1 is clear. Tile tile_0-2 is now clear. Tile tile_0-3 is clear. Tile tile_1-1 is painted white. Tile tile_1-2 is painted black. Tile tile_1-3 is clear. Tile tile_2-1 is painted black. Tile tile_2-2 is painted white. Tile tile_2-3 is painted black. Robot1 is still on tile_0-2 but is ready to move again, continuing to hold color black. Colors white and black are available for switching.

Action Chosen:
paint-down(robot1, tile_1-2, tile_0-2, black)
