; total time: 42.78
; plan length: 116
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(board person17 plane1 city8)
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(board person1 plane1 city12)
(refuel plane1 city12 fl0 fl1)
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(board person10 plane1 city7)
(refuel plane1 city7 fl0 fl1)
(fly plane1 city7 city5 fl1 fl0)
(debark person10 plane1 city5)
