Parent State ID: 11
State Depth: 4
Action Taken: right(robot1, tile_1-2, tile_1-3)
Action Reasoning: The robot needs to go to the correct column to paint tiles in the required color. Since robot1 is on tile_1-2 holding black, move right to tile_1-3, so it can paint tile_2-3 with black in the next step.
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: occupied by robot1 holding color black, tile_2-1: clear, tile_2-2: clear, tile_2-3: clear, robot1: on tile_1-3 holding color black, color_white: available, color_black: available)
Action Path: ['down(robot1, tile_0-1, tile_1-1)', 'change-color(robot1, white, black)', 'right(robot1, tile_1-1, tile_1-2)', 'right(robot1, tile_1-2, tile_1-3)']

successfully verified the action of new state 31 with the path: The last action `right(robot1, tile_1-2, tile_1-3)` 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 current state, aligning with the sequence of actions taken.

INACTIVE REASON: Pruned in beam search
