Parent State ID: 10
State Depth: 4
Action Taken: paint-down(robot1, tile_2-1, tile_2-1, black)
Action Reasoning: The robot is currently on tile_2-1 holding black, which matches the goal color for this tile. The best action is to paint-down to achieve the goal state for tile_2-1.
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: Tile tile_2-1 is not clear; it is occupied by the robot.
