Parent State ID: 123
State Depth: 15
Action Taken: move-down-fast(fast1, n3, n0)
Action Reasoning: To minimize travel costs and keep elevators empty, I will move p3 to its destination on floor 0 using fast1, which is already onboard and can reach floor 0 directly.
State Description: - Elevator fast0 is at floor 1 (n1), empty, capacity 2.- Elevator fast1 is at floor 0 (n0), with passenger p3 onboard, capacity 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 at floor 0 (n0).- 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)', 'move-down-fast(fast1, n4, n3)', 'move-up-fast(fast0, n0, n1)', 'board(p3, fast1, n3, 0, 1)', 'move-down-fast(fast1, n3, n0)']

successfully verified the action of new state 141 with the path: The action `move-down-fast(fast1, n3, n0)` is valid as all preconditions are met: `fast1` is at floor 3, floor 0 is below floor 3, and reachable by `fast1`. The effect of the action is correctly reflected in the current state, with `fast1` at floor 0 and `p3` onboard. The natural language description, diagram encoding, and visualization are consistent with the sequence of actions taken, and all objects from the initial state are present in the current state's visualization.

INACTIVE REASON: Pruned in beam search
