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

Action Reasoning:
The robot is currently on tile_1-2 and holding a white color. To progress toward the goal, it should paint the tile below (tile_2-2) which is clear and requires the white color. This aligns with the requirement to paint the tile in the target color.

New State Description:
- Robot Position and Paint:    - Robot1 is on tile_1-2, holding the color white.  - Tiles Status:    - Row 0: tile_0-1, tile_0-2, tile_0-3 are clear.  - Row 1: tile_1-1 is clear, tile_1-2 is occupied by robot1, tile_1-3 is clear.  - Row 2: tile_2-1 is clear, tile_2-2 is painted white, tile_2-3 is painted black.  - Row 3: tile_3-1 is painted white, tile_3-2 is painted black, tile_3-3 is painted white.- Available Colors:    - White and black are available for switching.

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