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 needs to move down to start painting the last row first, as per the constraints. Moving down will position the robot to paint the first tile in row 2.

New State Description:
- Robot1 is now on tile_1-4 and is holding the color white.- Tile_0-4 is clear.- Tile_1-4 is occupied by Robot1.- All other tiles remain clear and unpainted.- Available colors remain white and black.

Action Chosen:
down(robot1, tile_0-4, tile_1-4)
