; total time: 0.51
; plan length: 40
(up f0 f1)
(up f1 f2)
(stop f2)
(up f2 f3)
(up f3 f4)
(stop f4)
(up f4 f6)
(stop f6)
(up f6 f7)
(stop f7)
(up f7 f8)
(up f8 f14)
(stop f14)
(up f14 f15)
(stop f15)
(up f15 f18)
(stop f18)
(up f18 f20)
(stop f20)
(up f20 f21)
(stop f21)
(down f21 f1)
(stop f1)
(up f1 f3)
(stop f3)
(up f3 f8)
(up f8 f9)
(stop f9)
(up f9 f11)
(stop f11)
(up f11 f12)
(stop f12)
(up f12 f13)
(stop f13)
(up f13 f21)
(stop f21)
(up f21 f22)
(stop f22)
(down f22 f8)
(stop f8)
