(up f0 f6)
(board f6 p1)
(down f6 f3)
(depart f3 p1)
(board f3 p2)
(down f3 f1)
(board f1 p0)
(up f1 f5)
(board f5 p3)
(down f5 f0)
(depart f0 p3)
(up f0 f7)
(depart f7 p0)
(down f7 f4)
(depart f4 p2)
; cost = 15 (unit cost)
