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Subject: Re: C19 nunn Hiarcs 7.32 interesting but rather stupid

Author: Sarah Bird

Date: 16:36:58 07/03/99

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On July 03, 1999 at 18:53:27, Paulo Soares wrote:

>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

I think you are right if you get to play Bxh7+ it will only be on move 12,
both Fritz and Hiarcs change to 12......Ng6 if given a few minutes.
I will try some games with 12. Bxh7+ and see what transpires.
Sarah.



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