Current State ID: 51
Current State Description: - **fast0**: At floor 2 (n2), 0/2 passengers.- **fast1**: At floor 5 (n5), 1/2 passengers (p5 on board).- **slow0-0**: At floor 2 (n2), 0/1 passengers.- **p0**: On floor 4 (n4).- **p1**: On floor 1 (n1).- **p2**: On floor 5 (n5).- **p3**: On floor 4 (n4).- **p4**: On floor 2 (n2).- **p5**: On board fast1 at floor 5 (n5).- **p6**: On floor 2 (n2).

Child State ID: 67
Action Taken: (move-down-fast fast1 n5 n0)
State Description: - **fast0**: At floor 2 (n2), 0/2 passengers.- **fast1**: At floor 0 (n0), 1/2 passengers (p5 on board).- **slow0-0**: At floor 2 (n2), 0/1 passengers.- **p0**: On floor 4 (n4).- **p1**: On floor 1 (n1).- **p2**: On floor 5 (n5).- **p3**: On floor 4 (n4).- **p4**: On floor 2 (n2).- **p5**: On board fast1 at floor 0 (n0).- **p6**: On floor 2 (n2).

Child State ID: 69
Action Taken: (move-up-fast fast0 n2 n4)
State Description: - **fast0**: At floor 4 (n4), 0/2 passengers, ready to board passengers.- **fast1**: Still at floor 5 (n5), holding 1/2 passengers (p5 on board).- **slow0-0**: Remains at floor 2 (n2), 0/1 passengers.- **p0**: Still on floor 4 (n4).- **p1**: On floor 1 (n1).- **p2**: On floor 5 (n5).- **p3**: Still on floor 4 (n4).- **p4**: Remains on floor 2 (n2).- **p5**: Still on board fast1 at floor 5 (n5).- **p6**: Remains on floor 2 (n2).

