; search time: 0.04
; plan length: 31
(drive-truck truck20 city1-2 city1-3 city1)
(load-truck package8 truck18 city1-2)
(drive-truck truck18 city1-2 city1-3 city1)
(unload-truck package8 truck18 city1-3)
(load-airplane package8 plane5 city1-3)
(fly-airplane plane5 city1-3 city3-3)
(unload-airplane package8 plane5 city3-3)
(load-truck package7 truck21 city2-1)
(drive-truck truck21 city2-1 city2-3 city2)
(unload-truck package7 truck21 city2-3)
(load-airplane package7 plane6 city2-3)
(fly-airplane plane6 city2-3 city3-3)
(unload-airplane package7 plane6 city3-3)
(load-truck package3 truck17 city2-2)
(drive-truck truck17 city2-2 city2-3 city2)
(unload-truck package3 truck17 city2-3)
(load-airplane package3 plane3 city2-3)
(fly-airplane plane3 city2-3 city1-3)
(unload-airplane package3 plane3 city1-3)
(load-truck package3 truck20 city1-3)
(drive-truck truck20 city1-3 city1-2 city1)
(unload-truck package3 truck20 city1-2)
(load-truck package2 truck22 city3-2)
(drive-truck truck22 city3-2 city3-3 city3)
(unload-truck package2 truck22 city3-3)
(load-airplane package2 plane6 city3-3)
(fly-airplane plane6 city3-3 city2-3)
(unload-airplane package2 plane6 city2-3)
(load-truck package1 truck18 city1-3)
(drive-truck truck18 city1-3 city1-1 city1)
(unload-truck package1 truck18 city1-1)
