begin_version 3 end_version begin_metric 0 end_metric 9 begin_variable var0 -1 2 Atom clear(a) NegatedAtom clear(a) end_variable begin_variable var1 -1 2 Atom clear(b) NegatedAtom clear(b) end_variable begin_variable var2 -1 2 Atom clear(c) NegatedAtom clear(c) end_variable begin_variable var3 -1 2 Atom clear(d) NegatedAtom clear(d) end_variable begin_variable var4 -1 2 Atom handempty() NegatedAtom handempty() end_variable begin_variable var5 -1 5 Atom holding(a) Atom on(a, b) Atom on(a, c) Atom on(a, d) Atom ontable(a) end_variable begin_variable var6 -1 5 Atom holding(b) Atom on(b, a) Atom on(b, c) Atom on(b, d) Atom ontable(b) end_variable begin_variable var7 -1 5 Atom holding(c) Atom on(c, a) Atom on(c, b) Atom on(c, d) Atom ontable(c) end_variable begin_variable var8 -1 5 Atom holding(d) Atom on(d, a) Atom on(d, b) Atom on(d, c) Atom ontable(d) end_variable 9 begin_mutex_group 5 0 0 5 0 6 1 7 1 8 1 end_mutex_group begin_mutex_group 5 1 0 5 1 6 0 7 2 8 2 end_mutex_group begin_mutex_group 5 2 0 5 2 6 2 7 0 8 3 end_mutex_group begin_mutex_group 5 3 0 5 3 6 3 7 3 8 0 end_mutex_group begin_mutex_group 5 4 0 5 0 6 0 7 0 8 0 end_mutex_group begin_mutex_group 5 5 0 5 1 5 2 5 3 5 4 end_mutex_group begin_mutex_group 5 6 0 6 1 6 2 6 3 6 4 end_mutex_group begin_mutex_group 5 7 0 7 1 7 2 7 3 7 4 end_mutex_group begin_mutex_group 5 8 0 8 1 8 2 8 3 8 4 end_mutex_group begin_state 0 0 0 0 0 4 4 4 4 end_state begin_goal 3 6 1 7 2 8 3 end_goal 32 begin_operator pick-up a 0 3 0 0 0 1 0 4 0 1 0 5 4 0 1 end_operator begin_operator pick-up b 0 3 0 1 0 1 0 4 0 1 0 6 4 0 1 end_operator begin_operator pick-up c 0 3 0 2 0 1 0 4 0 1 0 7 4 0 1 end_operator begin_operator pick-up d 0 3 0 3 0 1 0 4 0 1 0 8 4 0 1 end_operator begin_operator put-down a 0 3 0 0 -1 0 0 4 -1 0 0 5 0 4 1 end_operator begin_operator put-down b 0 3 0 1 -1 0 0 4 -1 0 0 6 0 4 1 end_operator begin_operator put-down c 0 3 0 2 -1 0 0 4 -1 0 0 7 0 4 1 end_operator begin_operator put-down d 0 3 0 3 -1 0 0 4 -1 0 0 8 0 4 1 end_operator begin_operator stack a b 0 4 0 0 -1 0 0 1 0 1 0 4 -1 0 0 5 0 1 1 end_operator begin_operator stack a c 0 4 0 0 -1 0 0 2 0 1 0 4 -1 0 0 5 0 2 1 end_operator begin_operator stack a d 0 4 0 0 -1 0 0 3 0 1 0 4 -1 0 0 5 0 3 1 end_operator begin_operator stack b a 0 4 0 0 0 1 0 1 -1 0 0 4 -1 0 0 6 0 1 1 end_operator begin_operator stack b c 0 4 0 1 -1 0 0 2 0 1 0 4 -1 0 0 6 0 2 1 end_operator begin_operator stack b d 0 4 0 1 -1 0 0 3 0 1 0 4 -1 0 0 6 0 3 1 end_operator begin_operator stack c a 0 4 0 0 0 1 0 2 -1 0 0 4 -1 0 0 7 0 1 1 end_operator begin_operator stack c b 0 4 0 1 0 1 0 2 -1 0 0 4 -1 0 0 7 0 2 1 end_operator begin_operator stack c d 0 4 0 2 -1 0 0 3 0 1 0 4 -1 0 0 7 0 3 1 end_operator begin_operator stack d a 0 4 0 0 0 1 0 3 -1 0 0 4 -1 0 0 8 0 1 1 end_operator begin_operator stack d b 0 4 0 1 0 1 0 3 -1 0 0 4 -1 0 0 8 0 2 1 end_operator begin_operator stack d c 0 4 0 2 0 1 0 3 -1 0 0 4 -1 0 0 8 0 3 1 end_operator begin_operator unstack a b 0 4 0 0 0 1 0 1 -1 0 0 4 0 1 0 5 1 0 1 end_operator begin_operator unstack a c 0 4 0 0 0 1 0 2 -1 0 0 4 0 1 0 5 2 0 1 end_operator begin_operator unstack a d 0 4 0 0 0 1 0 3 -1 0 0 4 0 1 0 5 3 0 1 end_operator begin_operator unstack b a 0 4 0 0 -1 0 0 1 0 1 0 4 0 1 0 6 1 0 1 end_operator begin_operator unstack b c 0 4 0 1 0 1 0 2 -1 0 0 4 0 1 0 6 2 0 1 end_operator begin_operator unstack b d 0 4 0 1 0 1 0 3 -1 0 0 4 0 1 0 6 3 0 1 end_operator begin_operator unstack c a 0 4 0 0 -1 0 0 2 0 1 0 4 0 1 0 7 1 0 1 end_operator begin_operator unstack c b 0 4 0 1 -1 0 0 2 0 1 0 4 0 1 0 7 2 0 1 end_operator begin_operator unstack c d 0 4 0 2 0 1 0 3 -1 0 0 4 0 1 0 7 3 0 1 end_operator begin_operator unstack d a 0 4 0 0 -1 0 0 3 0 1 0 4 0 1 0 8 1 0 1 end_operator begin_operator unstack d b 0 4 0 1 -1 0 0 3 0 1 0 4 0 1 0 8 2 0 1 end_operator begin_operator unstack d c 0 4 0 2 -1 0 0 3 0 1 0 4 0 1 0 8 3 0 1 end_operator 0