Parent State ID: 143
State Depth: 15
Action Taken: (board p4 slow0-0 n2 0 1)
Action Reasoning: Passenger p4 is on floor 2 and needs to be on floor 4. Boarding p4 onto fast1, currently at floor 4, utilizing fast movement to minimally increase cost towards reaching the goal state efficiently.
State Description: - fast0: At floor 2 (n2), 0/2 passengers.- fast1: At floor 4 (n4), 1/2 passengers, with p3 onboard.- slow0-0: At floor 2 (n2), 1/1 passenger, with p4 onboard.- p0: On floor 2 (n2).- p1: On floor 1 (n1).- p2: On floor 5 (n5).- p3: Onboard fast1, traveling or ready to leave at n5.- p4: Onboard slow0-0, moving towards floor 4.- p5: On floor 0 (n0).- p6: On floor 2 (n2).
Action Path: ['(board p2 fast1 n3 0 1)', '(move-up-fast fast1 n3 n5)', '(move-up-fast fast0 n0 n1)', '(leave p2 fast1 n5 1 0)', '(board p5 fast1 n5 0 1)', '(move-down-fast fast1 n5 n0)', '(leave p5 fast1 n0 1 0)', '(move-up-fast fast0 n1 n2)', '(move-up-fast fast0 n2 n4)', '(board p0 fast0 n4 0 1)', '(move-down-fast fast0 n4 n2)', '(leave p0 fast0 n2 1 0)', '(move-up-fast fast1 n0 n4)', '(board p3 fast1 n4 0 1)', '(board p4 slow0-0 n2 0 1)']

successfully verified the action of new state 155 with the path: The last action `(board p4 slow0-0 n2 0 1)` is valid because all preconditions are satisfied: `slow0-0` is at floor `n2`, `p4` is at floor `n2`, and the elevator has the capacity to board `p4`. The effects of the action are correctly reflected in the current state, with `p4` onboard `slow0-0` and the capacity updated to `1/1`. The current state's description and visualization are accurate, with all objects from the initial state present and correctly represented.

INACTIVE REASON: Pruned in beam search
