Current State ID: 18
Current State Description: - **fast0**: At floor 0 (n0), 0/2 passengers.- **fast1**: At floor 5 (n5), 0/2 passengers available.- **slow0-0**: At floor 2 (n2), 0/1 passengers.- **p0**: On floor 4 (n4).- **p1**: On floor 1 (n1).- **p2**: On floor 5 (n5), left the elevator.- **p3**: On floor 4 (n4).- **p4**: On floor 2 (n2).- **p5**: On floor 5 (n5).- **p6**: On floor 2 (n2).

Child State ID: 29
Action Taken: (move-up-fast fast0 n0 n4)
State Description: - **fast0**: At floor 4 (n4), 0/2 passengers.- **fast1**: At floor 5 (n5), 0/2 passengers.- **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 floor 5 (n5).- **p6**: On floor 2 (n2).

Child State ID: 30
Action Taken: (board p5 fast1 n5 0 1)
State Description: - **fast0**: At floor 0, 0/2 passengers.- **fast1**: At floor 5, 1/2 passengers, with passenger p5 on board.- **slow0-0**: At floor 2, 0/1 passengers.- **p0**: On floor 4.- **p1**: On floor 1.- **p2**: On floor 5.- **p3**: On floor 4.- **p4**: On floor 2.- **p5**: On board fast1 at floor 5.- **p6**: On floor 2.

