; total time: 0.07
; plan length: 18
(unstack b a)
(stack b e)
(unstack a d)
(put-down a)
(pick-up d)
(stack d c)
(unstack b e)
(stack b d)
(pick-up a)
(stack a e)
(unstack b d)
(stack b a)
(unstack d c)
(put-down d)
(pick-up c)
(stack c b)
(pick-up d)
(stack d c)
