Current State ID: 30
Current State Description: - fast0: At floor n0, 0/2 passengers.- fast1: At floor n2, 1/2 passengers (p3 on board).- slow0-0: At floor n0, 0/1 passengers.- slow1-0: At floor n3, 0/1 passengers.- p0: On floor n0.- p1: On floor n1.- p2: On floor n2.- p3: On board fast1.- p4: On floor n1.- p5: On floor n3.

Child State ID: 43
Action Taken: (move-down-fast fast1 n2 n0)
State Description: - fast0: At floor n0, 0/2 passengers.- fast1: At floor n0, 1/2 passengers (p3 on board).- slow0-0: At floor n0, 0/1 passengers.- slow1-0: At floor n3, 0/1 passengers.- p0: On floor n0.- p1: On floor n1.- p2: On floor n2.- p3: On board fast1.- p4: On floor n1.- p5: On floor n3.

