Author: blass uri
Date: 04:08:58 07/04/99
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On July 04, 1999 at 05:19:00, Ernst A. Heinz wrote: >On July 03, 1999 at 06:08:13, blass uri wrote: > >> >>On July 02, 1999 at 09:44:07, Sarah Bird wrote: >> >>>In C19 nunn after: >>>1. e4......e6 >>>2. d4......d5 >>>3. Nc3.....Bb4 >>>4. e5......c5 >>>5. a3......Bxc3 >>>6. bxc3....Qc7 >>>7. Nf3.....Ne7 >>>8. a4......b6 >>>9. Bb5.....Bd7 >>>10.Bd3.....Nbc6 >>>11.0-0. >>> >>>Hiarcs book lists h6 as being black's 11th move, (personally i prefer c4) Yet if >>>you load the nunn database Hiarcs 7.32 almost always chooses 11.....0-0. even on >>>very long time controls. >>> >>>After this 11.....0-0. Seems to me that 12. Bxh7 is likely winning for white!! >>>since after: >>>12. Bxh7.....Kxh7 >>>13. Ng5+.....Kg6 >>>Either: >>>14. Qd3 or Qg4 give white a very strong attack. >>> >>>Sarah. >> >>I did some games of the nunn match in 1000 seconds per move on pentium200 one >>year ago between Junior4.6 and Fritz5 and Fritz5 with black played 11...0-0 >>12.Bxh7+ Kxh7 13.Ng5+ Kg6 14.Qg4 and black won the game. >> >>Maybe 14.h4 is better. >> >>Uri > >Please have a look at my Nunn test games pitting "DarkThought" against >many commercial chess programs -- 11... 0-0 seems almost like suicide. Dark thought won 9 games after 0-0 and drew one against Genius3. If Bxh7+ is winning then dark thought did a mistake against Genius3. Uri
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