Parent State ID: 15
State Depth: 5
Action Taken: change-color(robot1, black, white)
Action Reasoning: The robot is currently on tile_1-2 holding black, and the tile directly below (tile_2-2) is clear and needs to be painted white. First, change the color to white to prepare for painting tile_2-2.
State Description: (tile_0-1: clear, tile_0-2: clear, tile_0-3: clear, tile_1-1: clear, tile_1-2: occupied by robot1 holding color white, tile_1-3: clear, tile_2-1: painted black, tile_2-2: clear, tile_2-3: clear, robot1: on tile_1-2 holding color white, 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)', 'right(robot1, tile_1-1, tile_1-2)', 'change-color(robot1, black, white)']

successfully verified the action of new state 34 with the path: The last action `change-color(robot1, black, white)` is valid as all preconditions are met, and the effects are correctly updated in the current state. The natural language description, diagram encoding, and visualization accurately reflect the sequence of actions taken. The action logically progresses towards achieving the goal state.
