Parent State ID: 74
State Depth: 9
Action Taken: (board p1 fast0 n1 0 1)
Action Reasoning: We need to move passengers closer to their target floors efficiently. Boarding p1 onto fast0 lets us move the elevator quickly to floor 1, where p1 wants to be.
State Description: - fast0: At floor 1 (n1), 1/2 passengers, p1 on board.- fast1: At floor 0 (n0), 0/2 passengers.- slow0-0: At floor 2 (n2), 1/1 passengers, p6 on board.- p0: On floor 4 (n4).- p1: On board fast0 at floor 1 (n1).- p2: On floor 5 (n5).- p3: On floor 4 (n4).- p4: On floor 2 (n2).- p5: On floor 0 (n0).- p6: On board slow0-0 at 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)', '(board p6 slow0-0 n2 0 1)', '(leave p5 fast1 n0 1 0)', '(board p1 fast0 n1 0 1)']

successfully verified the action of new state 91 with the path: The last action `(board p1 fast0 n1 0 1)` is valid as all preconditions are met, and the effects are correctly reflected in the current state. The natural language description and visualization of the current state are consistent with the sequence of actions taken.

INACTIVE REASON: Pruned in beam search
