I am afraid can depend on rule set in use. I guess that under Japanese rules bent four is dead by definition.
But having two of them does not really change anything as attacker can choose to fight then after each other. Petri 2013/12/10 Stefan Kaitschick <stefan.kaitsch...@hamburg.de> > What happens with 2 bent fours? > You should be able to save one of them. > > On Mon, Dec 9, 2013 at 10:01 PM, Hiroshi Yamashita <y...@bd.mbn.or.jp> > wrote: > >> In round 3 CrazyStone vs. Aya, probably Aya was expecting W to play L12 > or > >> N12, if B's corner was not 100% dead in the playouts. It seems a bug in > >> Aya's playouts, but even if there was no bug, Aya could still reasonably > >> expect W's L12 or N12 in the tree. Corner bent-four is not easy to > handle > > > > > > Yesterday I turned off bent4 code for test, and forgot. Aya understands > > bent4 as seki. And at end of playout, bent4 shape is counted as dead. > > It works well, but when outside of bent4 is semeai, it does not work. > > Maybe when outside W lib is 5, W has to play N12? > > > > And thanks for nice look cross-table and report. I was bit surprised > > I got runners-up 7 times in a row this year. > > > > Regards, > > Hiroshi Yamashita > > > > > > _______________________________________________ > > Computer-go mailing list > > Computer-go@dvandva.org > > http://dvandva.org/cgi-bin/mailman/listinfo/computer-go > _______________________________________________ > Computer-go mailing list > Computer-go@dvandva.org > http://dvandva.org/cgi-bin/mailman/listinfo/computer-go >
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