; total time: 0.02
; plan length: 6
(board person1 plane1 city0)
(fly plane1 city0 city1 fl4 fl3)
(debark person1 plane1 city1)
(board person3 plane1 city1)
(fly plane1 city1 city0 fl3 fl2)
(debark person3 plane1 city0)
