Parent State ID: 93
State Depth: 12
Action Taken: board(p3, fast1, n4, 0, 1)
Action Reasoning: Passenger p3 needs to get to floor n0. Fast1 is already holding at floor n4 where p3 is currently located. Boarding p3 on fast1 suits the situation well, as it minimizes transitions between passengers and leverages the fast elevator in moving to n0 in the future, keeping our path cost-effective.
State Description: - Elevator fast0 is at floor 0 (n0), empty, capacity 2.- Elevator fast1 is at floor 4 (n4), with passenger p3 onboard, capacity stands at 1/2.- Elevator slow0-0 is at floor 0 (n0), empty, capacity 1.- Elevator slow1-0 is at floor 2 (n2), empty, capacity 1.- Passenger p0 is on floor 0 (n0).- Passenger p1 is on floor 1 (n1).- Passenger p2 is on floor 2 (n2).- Passenger p3 is onboard fast1.- Passenger p4 is on floor 1 (n1).- Passenger p5 is on floor 2 (n2).
Action Path: ['board(p0, slow0-0, n1, 0, 1)', 'move-down-slow(slow0-0, n1, n0)', 'leave(p0, slow0-0, n0, 1, 0)', 'board(p5, slow1-0, n3, 0, 1)', 'move-down-slow(slow1-0, n3, n2)', 'leave(p5, slow1-0, n2, 1, 0)', 'move-up-fast(fast1, n3, n4)', 'board(p2, fast1, n4, 0, 1)', 'move-down-fast(fast1, n4, n2)', 'leave(p2, fast1, n2, 1, 0)', 'move-up-fast(fast1, n2, n4)', 'board(p3, fast1, n4, 0, 1)']

successfully verified the action of new state 107 with the path: The last action `board(p3, fast1, n4, 0, 1)` is valid as all preconditions are satisfied: `fast1` is at `n4`, `p3` is at `n4`, and `fast1` has capacity. 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.

INACTIVE REASON: Pruned in beam search
