Current State ID: 173
Current State Description: - **fast0**: At floor 4 (n4), 1/2 passengers, with p3 on board. - **fast1**: At floor 1 (n1), 0/2 passengers, now at floor 1, ready for passenger p1 to board.- **slow0-0**: At floor 2 (n2), 0/1 passengers, empty.- **p0**: On floor 2 (n2).- **p1**: On floor 1 (n1).- **p2**: On floor 5 (n5).- **p3**: On board fast0 at floor 4 (n4).- **p4**: On floor 4 (n4), at their destination.- **p5**: On floor 0 (n0), at their destination.- **p6**: On floor 2 (n2).

Child State ID: 185
Action Taken: (move-up-fast fast0 n4 n5)
State Description: - **fast0**: At floor 5 (n5), 1/2 passengers, with p3 on board.- **fast1**: At floor 1 (n1), 0/2 passengers, ready for passenger p1 to board.- **slow0-0**: At floor 2 (n2), 0/1 passengers, empty.- **p0**: On floor 2 (n2).- **p1**: On floor 1 (n1).- **p2**: On floor 5 (n5).- **p3**: On board fast0 at floor 5 (n5).- **p4**: On floor 4 (n4), at their destination.- **p5**: On floor 0 (n0), at their destination.- **p6**: On floor 2 (n2).

