Current State ID: 3
Current State Description: fast0 is at floor 0 (n0), with 0 passengers. fast1 is at floor 3 (n3), with 0 passengers. slow0-0 is at floor 1 (n1), now boarding passenger p0 and has 1/1 passenger capacity. slow1-0 is at floor 3 (n3), with 0 passengers. Passenger p0 is onboard slow0-0. Passenger p1 is still on floor 1 (n1). Passenger p2 is on floor 4 (n4). Passenger p3 is on floor 4 (n4). Passenger p4 is on floor 1 (n1). Passenger p5 is on floor 3 (n3).

Child State ID: 9
Action Taken: move-down-slow(slow0-0, n1, n0)
State Description: fast0 is at floor 0 (n0), with 0 passengers. fast1 is at floor 3 (n3), with 0 passengers. slow0-0 is now at floor 0 (n0), with passenger p0 onboard and has 1/1 passenger capacity. slow1-0 is at floor 3 (n3), with 0 passengers. Passenger p0 is onboard slow0-0. Passenger p1 is on floor 1 (n1). Passenger p2 is on floor 4 (n4). Passenger p3 is on floor 4 (n4). Passenger p4 is on floor 1 (n1). Passenger p5 is on floor 3 (n3).

Child State ID: 10
Action Taken: move-up-fast(fast0, n0, n4)
State Description: fast0 is at floor 4 (n4), with 0 passengers. fast1 is at floor 3 (n3), with 0 passengers. slow0-0 is at floor 1 (n1), full with passenger p0. slow1-0 is at floor 3 (n3), with 0 passengers. Passenger p0 is onboard slow0-0. Passenger p1 is still on floor 1 (n1). Passenger p2 is on floor 4 (n4). Passenger p3 is on floor 4 (n4). Passenger p4 is on floor 1 (n1). Passenger p5 is on floor 3 (n3).

