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

Action Reasoning:
We should use the paint-down action to paint the tile_3-1 white as this aligns with the goal configuration for row 3 and the robot is correctly positioned to paint it with its current color.

New State Description:
- Robot Position and Paint:    - Robot1 is now on tile_3-1 and still holding the color white.- Available Colors:    - Both white and black are available for the robot to switch to if needed.- Tiles with Status:    - Row 0: tile_0-1, tile_0-2, tile_0-3 are clear.    - Row 1: tile_1-1, tile_1-2, tile_1-3 are clear.    - Row 2: tile_2-1, tile_2-2, tile_2-3 are clear.    - Row 3: tile_3-1 painted white, tile_3-2 clear, tile_3-3 clear and robot is currently occupying tile_3-1.- Adjacency:    - Vertical Adjacency: Tiles remain the same with respective above and below tile connections.  - Horizontal Adjacency: Tiles remain the same with respective left and right tile connections.- Robot1 can now change color or move to a nearby tile.

Action Chosen:
paint-down(robot1, tile_3-1, tile_3-1, white)
