Parent State ID: 17
State Depth: 4
Action Taken: (move-down-fast fast1 n5 n0)
Action Reasoning: Fast1 is currently full and needs to descend to drop off passengers. Moving fast1 down to floor 0 allows p5 to reach their destination, while p2 remains on board for floor 5.
State Description: - **fast0**: At floor 0 (n0), 0/2 passengers, available for pickups.- **fast1**: At floor 0 (n0), 2/2 passengers (p2 and p5 on board), ready to offload p5.- **slow0-0**: At floor 2 (n2), 0/1 passengers, available for nearby pickups.- **p0**: On floor 4 (n4), waiting for transport down to floor 2.- **p1**: On floor 1 (n1), waiting for transport to floor 1, which they are already on.- **p2**: On board fast1 at floor 0, targeted for floor 5.- **p3**: On floor 4 (n4), needs transport to floor 5.- **p4**: On floor 2 (n2), waiting to go to floor 4.- **p5**: On board fast1 at floor 0, ready to disembark.- **p6**: On floor 2 (n2), waiting for transport to its target floor 2, already at the target.
Action Path: ['(board p2 fast1 n3 0 1)', '(move-up-fast fast1 n3 n5)', '(board p5 fast1 n5 1 2)', '(move-down-fast fast1 n5 n0)']

successfully verified the action of new state 27 with the path: The last action `(move-down-fast fast1 n5 n0)` is valid because all preconditions are satisfied: `fast1` was at `n5`, `n0` is below `n5`, and `n0` is reachable by `fast1`. The current state's description and visualization accurately reflect the effects of the action, with `fast1` at `n0` and passengers `p2` and `p5` on board. The action moves us closer to the goal state by positioning `p5` to disembark at `n0`.

INACTIVE REASON: Pruned in beam search
