Parent State ID: 178
State Depth: 18
Action Taken: board(p4, fast0, n1, 0, 1)
Action Reasoning: We need to address passengers on floor 1. Using fast0 to board passenger p4 enables efficient direct movement to floor 3, aligning fast0 with its capacity and reach, and progresses toward the goal.
State Description: - fast0: On floor 3 (n3), 1/2 passengers, contains p4.- fast1: On floor 0 (n0), 0/2 passengers, empty.- slow0-0: On floor 0 (n0), 1/1 passengers, contains p0.- slow1-0: On floor 3 (n3), 0/1 passengers, empty.- p0: Boarded on slow0-0.- p1: On floor 3 (n3).- p2: On floor 2 (n2).- p3: On floor 0 (n0).- p4: Boarded on fast0.- p5: On floor 2 (n2).
Action Path: ['board(p5, fast1, n3, 0, 1)', 'move-down-fast(fast1, n3, n2)', 'move-up-fast(fast0, n0, n1)', 'board(p1, fast0, n1, 0, 1)', 'move-up-fast(fast0, n1, n3)', 'leave(p1, fast0, n3, 1, 0)', 'leave(p5, fast1, n2, 1, 0)', 'move-up-fast(fast1, n2, 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)', 'board(p3, fast1, n4, 0, 1)', 'move-down-fast(fast1, n4, n0)', 'leave(p3, fast1, n0, 1, 0)', 'board(p0, slow0-0, n1, 0, 1)', 'move-down-slow(slow0-0, n1, n0)', 'board(p4, fast0, n1, 0, 1)']

INACTIVE REASON: deactivated because diagram generation failed or invalid action chosen: 
