; total time: 0.04
; plan length: 12
(board person4 plane2 city1)
(board person5 plane1 city2)
(zoom plane2 city1 city0 fl3 fl2 fl1)
(zoom plane1 city2 city0 fl5 fl4 fl3)
(board person1 plane2 city0)
(board person2 plane1 city0)
(fly plane2 city0 city3 fl1 fl0)
(fly plane1 city0 city1 fl3 fl2)
(debark person1 plane2 city3)
(debark person4 plane2 city3)
(debark person2 plane1 city1)
(debark person5 plane1 city1)
