Current State ID: 120
Current State Description: - fast0: Fast elevator at floor 3 (n3), 0/2 passengers, empty.- fast1: Fast elevator at floor 2 (n2), 0/2 passengers, empty.- slow0-0: Slow elevator at floor 0 (n0), 0/1 passengers, now on floor 0, ready to board p0 or p3.- slow1-0: Slow elevator at floor 3 (n3), 0/1 passengers, empty.- p0: On floor 1 (n1), ready to be picked up, ultimately needs to go to floor 0.- p1: On floor 3 (n3), no longer on fast0, and in its correct final position.- p2: On floor 2 (n2), not on any elevator and in its correct final position.- p3: On floor 4 (n4), ready to be picked up, ultimately needs to go to floor 0.- p4: On floor 1 (n1), needs to go to floor 3.- p5: On floor 2 (n2), not on any elevator and in its correct final position.

Child State ID: 138
Action Taken: move-down-fast(fast0, n3, n1)
State Description: - fast0: Fast elevator now at floor 1 (n1), 0/2 passengers, ready to board p4.- fast1: Fast elevator remains at floor 2 (n2), 0/2 passengers, empty.- slow0-0: Slow elevator remains at floor 0 (n0), 0/1 passengers, ready to board p0 or p3.- slow1-0: Slow elevator remains at floor 3 (n3), 0/1 passengers, empty.- p0: On floor 1 (n1), ready to be picked up, ultimately needs to go to floor 0.- p1: On floor 3 (n3), in its correct final position.- p2: On floor 2 (n2), in its correct final position.- p3: On floor 4 (n4), ready to be picked up, ultimately needs to go to floor 0.- p4: On floor 1 (n1), needs to go to floor 3.- p5: On floor 2 (n2), in its correct final position.

Child State ID: 139
Action Taken: move-up-fast(fast1, n2, n4)
State Description: - fast0: Fast elevator at floor 3 (n3), 0/2 passengers, empty.- fast1: Fast elevator at floor 4 (n4), 0/2 passengers, ready to board p3.- slow0-0: Slow elevator at floor 0 (n0), 0/1 passengers, available for p0 or p3.- slow1-0: Slow elevator at floor 3 (n3), 0/1 passengers, empty.- p0: On floor 1 (n1), ready to be picked up, needs to go to floor 0.- p1: On floor 3 (n3), at final destination.- p2: On floor 2 (n2), at final destination.- p3: On floor 4 (n4), ready to be boarded by fast1.- p4: On floor 1 (n1), needs to go to floor 3.- p5: On floor 2 (n2), at final destination.

