Author: Mike Hood
Date: 04:44:47 03/28/03
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On March 28, 2003 at 05:27:50, Koundinya Veluri wrote: >On March 27, 2003 at 21:12:39, William Kerr wrote: > >>[D]8/3p1p2/5Ppp/K2R2bk/4pPrr/6Pp/4B2P/3N4 w - - bm Nc3;id #1097 mate in 4 >>very-very tough; >> >> >>Very tough mate in 4 for some engines. >> >>This position may have been posted before. >> > >That's a nice null move killer to add to my list. King of Kings has no problem >with it. > > 8 794 34 100000 [++] Ne3 d6 fxg5 hxg5 gxh4 Kxh4 Nxg4 e3 > Rxd6 > 8 844 35 102189 Ne3 d6 fxg5 hxg5 gxh4 Kxh4 Nxg4 Kh5 > Rxd6 > 9 844 97 302797 Ne3 d6 fxg5 hxg5 gxh4 Kxh4 Nxg4 Kh5 > Rxd6 > 9 908 97 302925 [++] Ne3 d6 fxg5 hxg5 gxh4 Kh6 Nxg4+ > 9 917 115 365434 Ne3 d6 fxg5 hxg5 gxh4 Kxh4 Nxg4 Kh5 > Nf2+ Kh4 Nxe4 > 9 99999 167 555211 [++] Nc3 d6 > 9 100004 170 559373 Nc3 d6 Bd1 e3 Ne2 Rxf4 Nxf4# >10 100004 301 943854 Nc3 d6 Bd1 e3 Ne2 Rxf4 Nxf4# > >Koundinya Assuming you meant it literally, could you please share your "list" with us? I would be interested in a list of positions where using null moves causes a mistake, either by missing a mate chance, missing an escape from being mated, or just a big blunder.
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