; total time: 0.53
; plan length: 18
(fly plane1 city4 city1 fl4 fl3)
(zoom plane2 city4 city2 fl3 fl2 fl1)
(zoom plane3 city1 city0 fl5 fl4 fl3)
(board person6 plane2 city2)
(fly plane2 city2 city4 fl1 fl0)
(debark person6 plane2 city4)
(board person4 plane3 city0)
(zoom plane3 city0 city2 fl3 fl2 fl1)
(debark person4 plane3 city2)
(board person2 plane3 city2)
(fly plane3 city2 city5 fl1 fl0)
(refuel plane3 city5 fl0 fl1)
(board person7 plane3 city5)
(fly plane3 city5 city0 fl1 fl0)
(debark person7 plane3 city0)
(refuel plane3 city0 fl0 fl1)
(fly plane3 city0 city1 fl1 fl0)
(debark person2 plane3 city1)
