Parent State ID: 119
State Depth: 13
Action Taken: board(p0, fast0, n1, 0, 1)
Action Reasoning: Board passenger p0 onto fast0 as it can move efficiently to floor 0, helping to reach the goal with minimal cost and occupancy.
State Description: - fast0: Fast elevator at floor 1 (n1), carrying passenger p0, with 1/2 passengers, available for more.- fast1: Fast elevator at floor 2 (n2), 0/2 passengers, available.- slow0-0: Slow elevator at floor 1 (n1), 0/1 passengers, available.- slow1-0: Slow elevator at floor 3 (n3), 0/1 passengers, available.- p0: Onboard fast0 elevator at floor 1 (n1).- p1: On floor 3 (n3), not on any elevator.- p2: On floor 2 (n2), not on any elevator.- p3: On floor 4 (n4), not on any elevator.- p4: On floor 1 (n1), awaiting transportation.- p5: On floor 2 (n2), not on any elevator.
Action Path: ['board(p5, fast1, n3, 0, 1)', 'move-down-fast(fast1, n3, n2)', 'move-up-fast(fast0, n0, n1)', 'board(p1, fast0, n1, 0, 1)', 'move-up-fast(fast0, n1, n3)', 'leave(p1, fast0, n3, 1, 0)', 'leave(p5, fast1, n2, 1, 0)', 'move-up-fast(fast1, n2, n4)', 'board(p2, fast1, n4, 0, 1)', 'move-down-fast(fast1, n4, n2)', 'leave(p2, fast1, n2, 1, 0)', 'move-down-fast(fast0, n3, n1)', 'board(p0, fast0, n1, 0, 1)']

successfully verified the action of new state 136 with the path: The last action `board(p0, fast0, n1, 0, 1)` 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 of the current state are accurate and consistent with the sequence of actions taken. All objects from the initial state are present in the current state's visualization.

INACTIVE REASON: Pruned in beam search
