Current State ID: 1
Current State Description: - **fast0**: At floor 0 (n0), 0/2 passengers.- **fast1**: At floor 3 (n3), 1/2 passengers (p2 on board).- **slow0-0**: At floor 2 (n2), 0/1 passengers.- **p0**: On floor 4 (n4).- **p1**: On floor 1 (n1).- **p2**: On board fast1.- **p3**: On floor 4 (n4).- **p4**: On floor 2 (n2).- **p5**: On floor 5 (n5).- **p6**: On floor 2 (n2).

Child State ID: 5
Action Taken: (move-up-fast fast1 n3 n5)
State Description: - **fast0**: At floor 0 (n0), 0/2 passengers.- **fast1**: At floor 5 (n5), 1/2 passengers (p2 on board).- **slow0-0**: At floor 2 (n2), 0/1 passengers.- **p0**: On floor 4 (n4).- **p1**: On floor 1 (n1).- **p2**: On board fast1 at floor 5 (n5).- **p3**: On floor 4 (n4).- **p4**: On floor 2 (n2).- **p5**: On floor 5 (n5).- **p6**: On floor 2 (n2).

