Attempt Number: 6
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
The current goal is to paint tile_1-2 black, which aligns with the goal state. Since robot1 is already positioned over tile_1-2 and is holding black, the best action is to paint tile_1-3 next, which needs to be painted white. To do this, the robot must change its color to white.

New State Description:
Tile tile_0-1 is clear. Tile tile_0-2 is clear. Tile tile_0-3 is clear. Tile tile_1-1 is clear. Tile tile_1-2 is occupied by robot1. 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 on tile_1-2, holding color white. Colors white and black are available for switching.

Action Chosen:
change-color(robot1, black, white)
