[computer-go] Test position set for MC programs
Gunnar Farnebäck
gunnar at lysator.liu.se
Mon Apr 21 14:55:37 PDT 2008
Yamato wrote:
> Don Dailey wrote:
>> Go problems don't work for MC programs unless you can arrange them so
>> that finding the right move wins, and anything else loses. I found you
>> can modify some problems by manipulating the komi to make this true.
>
> I intend to have adjusted all of them like that (only 1 move = win).
> Do you mean you found some problems are wrong?
108: If I'm not mistaken A3 and G1 both give B+3.5 whereas A2 gives
B+1.5 so komi could be 9.5 but there would still be two solutions.
113: Black can also start with E8 and still have sufficient ko
threats.
125: B1 also kills.
128: D2 kills, not C2.
130: D2 becomes more complicated but looks good enough to win with
komi 7.5.
131: It looks like B4 wins by 3.5 and D1 by 1.5 so komi should be 9.5
to give a unique winning move.
139: C2 and B1 also live.
143: I don't see how A3 could win the semeai. A2 and C4 look more
effective.
148: D1 also wins?
/Gunnar
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