Parent State ID: 10
State Depth: 4
Action Taken: paint-down(robot1, tile_2-1, tile_2-1, black)
Action Reasoning: Since the robot is on tile_2-1 holding black and can only paint the tile directly below it, the best action is to paint tile_2-1 black, which matches the goal state.
State Description: (tile_0-1: clear, tile_0-2: clear, tile_0-3: clear, tile_1-1: clear, tile_1-2: clear, tile_1-3: clear, tile_2-1: painted black, tile_2-2: clear, tile_2-3: clear, robot1: on tile_2-1 holding color black, color_white: available, color_black: available)
Action Path: ['down(robot1, tile_0-1, tile_1-1)', 'change-color(robot1, white, black)', 'down(robot1, tile_1-1, tile_2-1)', 'paint-down(robot1, tile_2-1, tile_2-1, black)']

INACTIVE REASON: deactivated because diagram generation failed or invalid action chosen: The robot cannot paint the tile it is standing on.
