Author: Paulo Soares
Date: 15:53:27 07/03/99
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On July 03, 1999 at 12:24:14, Sarah Bird wrote: >On July 03, 1999 at 09:22:32, Paulo Soares 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 analyzed the position and I did not obtain to arrive at a conclusion >>if white are really better with 12.Bxh7. The openings theory >>does not say nothing respect of this position? >> >>Paulo Soares, from Brazil > >Looking further if: >12. Bf4.....c4 will be played by both Hiarcs 7.32 and Fritz 5.32 >13. Bxh7 now it clearly will be a win. >Sarah. Yes, 12.Bf4 c4? 13. Bh7+ wins. But 12... Ng6, 12... f6 and 12... f5 do not lose, even so I do not know if the position of black is good. Rebel10.0b does not play 12... c4?, it analyses 12...Ng6 until depth 10 ( aproximately 5min in my PII-300 with HT=40Mb) with evaluation next to zero. Paulo Soares
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