Parent State ID: 4
State Depth: 3
Action Taken: paint-down(robot1, tile_2-1, tile_1-1, black)
Action Reasoning: The robot is currently on tile_1-1 holding black. The next step is to paint tile_2-1 black, as it matches the goal state. This action is necessary to progress towards completing the painting of row 2.
State Description: (tile_0-1: clear, tile_0-2: clear, tile_0-3: clear, tile_1-1: occupied by robot1 holding color black, tile_1-2: clear, tile_1-3: clear, tile_2-1: painted black, tile_2-2: clear, tile_2-3: clear, robot1: on tile_1-1 holding color black, color_white: available, color_black: available)
Action Path: ['down(robot1, tile_0-1, tile_1-1)', 'change-color(robot1, white, black)', 'paint-down(robot1, tile_2-1, tile_1-1, black)']

successfully verified the action of new state 9 with the path: The action `paint-down(robot1, tile_2-1, tile_1-1, black)` is valid as all preconditions are met, and the effects are correctly reflected in the current state. The natural language description and visualization accurately represent the state after the action, and the action aligns with the goal state requirements.
