Parent State ID: 73
State Depth: 9
Action Taken: (board p1 fast0 n1 0 1)
Action Reasoning: To make progress towards the goal state, have fast0 board p1 at floor 1 (n1). This brings p1 closer to their goal destination on floor 1 while ensuring elevators stay as empty as possible.
State Description: - **fast0**: At floor 1 (n1), 1/2 passengers (p1 onboard).- **fast1**: At floor 0 (n0), 0/2 passengers.- **slow0-0**: At floor 2 (n2), 1/1 passengers (p4 onboard).- **p0**: On floor 4 (n4).- **p1**: Onboard fast0.- **p2**: On floor 5 (n5).- **p3**: On floor 4 (n4).- **p4**: Onboard slow0-0.- **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)', '(board p4 slow0-0 n2 0 1)', '(board p1 fast0 n1 0 1)']

successfully verified the action of new state 85 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, diagram encoding, and visualization of the current state are accurate and consistent with the sequence of actions taken.

INACTIVE REASON: Pruned in beam search
