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Subject: Re: Question remains: how do you defend against 43.Rc6

Author: Robert Hyatt

Date: 11:43:34 10/19/00

Go up one level in this thread


On October 19, 2000 at 12:13:07, Christophe Theron wrote:

>On October 19, 2000 at 10:56:58, Uri Blass wrote:
>
>>On October 19, 2000 at 10:17:32, Thorsten Czub wrote:
>>
>>>[Event "Open Dutch CC 2000"]
>>>[Site "Leiden NED"]
>>>[Date "2000.10.14"]
>>>[Round "02"]
>>>[White "Tiger"]
>>>[Black "Nimzo 8"]
>>>[Result "1-0"]
>>>[ECO "D20"]
>>>
>>>1.d4 d5 2.c4 dxc4 3.e4 Nf6 4.e5 Nd5 5.Bxc4 Nb6 6.Bb3 Nc6 7.Ne2 Bf5
>>>8.Nbc3 e6 9.a3 Qd7 10.O-O Be7 11.Be3 O-O-O 12.Rc1 f6 13.exf6 gxf6
>>>14.Na4 Nd5 15.Bc4 Na5 16.Ba2 Bg4 17.Nac3 Nxc3 18.Rxc3 Kb8 19.f3 Bh5
>>>20.b4 Nc6 21.b5 Na5 22.Qa4 b6 23.Nf4 Bf7 24.Rfc1 Bd6 25.Nd3 Rhg8
>>>26.Nc5 Bxc5 27.dxc5 e5 28.Bxf7 Qxf7 29.cxb6 cxb6 30.Qc2 Qg6 31.Qa2 f5
>>>32.Kh1 f4 33.Bg1 h5 34.Qe2 Qf6 35.a4 h4 36.h3 Qg5 37.R1c2 Rd7
>>>38.Qe1 Rdg7 39.Qe4 Rd7 40.Qe2 Rgd8 41.Qe1 Qe7 42.Qe4 Qg5 43.Rc6 Nxc6
>>>44.bxc6 Rc7 45.a5 bxa5 46.Qe2 a4 47.Qb5+ Ka8 48.Qxa4 Qf6 49.Qa5 Qe7
>>>50.Re2 Rdc8 51.Rxe5 Qg7 52.Qe1 a6 53.Qe2 Rxc6 54.Re7 Qc3 55.Kh2 Qb4
>>>56.Ra7+ Kb8 57.Qe5+ R8c7 58.Qh8+ Rc8 59.Qxh4 Rc1 60.Bf2 R1c6
>>>61.Qg5 R8c7 62.Qg8+ Rc8 63.Qg7 R8c7 64.Qh8+ Rc8 65.Qe5+ R8c7 66.h4 Rc2
>>>67.Bd4 R2c4 68.Qe8+ Rc8 69.Qe4 R8c6 70.Rd7 a5 71.Be5+ Ka8 72.Rd8+ Ka7
>>>73.Qh7+ Ka6 74.Rb8 Rb6 75.Ra8+ Kb5 76.Qd7+ Rcc6 77.Bc7 Qe1 78.Re8 Qxh4+
>>>79.Kg1 Qf6 80.Re5+ Kc4 81.Bxb6 Qxe5 82.Qxc6+ Kb3 83.Qe4 Qa1+
>>>84.Kf2 Qb2+ 85.Qe2 Qxe2+ 86.Kxe2 a4 87.Kd2 a3 88.Ba5 a2 1-0
>>>
>>>please mention different defenses for BLACK, i will ask Gambit-Tiger
>>>what he would have played for WHITE then.
>>>
>>>Gambit-Tiger 1.0 played 43.Rc6 with +2.28 in iteration 12.
>>>The move was found from the beginning of computation (+2.02)
>>>and it exects black to play Rf7 instead of 43...Nxc6.
>>>
>>>thanks in forward.
>>
>>Amir Ban also replied it.
>>
>>See http://www.icdchess.com/forums/1/message.shtml?133317
>>
>>Amir believes that the sacrifice gives chances for both sides to win.
>>I am interested to know if tiger can get more than 50% against other programs by
>>Rc6.
>>
>>My guess is that the result of Rc6(assuming no mistakes) is a draw and the
>>question is if tiger is smart enough to get practically more than 50% with Rc6.
>>
>>The only way to know is by testing gambittiger against other programs from the
>>position after Rc6.
>>
>>Uri
>
>
>
>Yes, I would be very interested in these test games from the Rc6 position.
>
>It would tell us more than the "Uhh, it's risky I don't want Crafty to play
>this" discussion we have already seen.
>
>
>
>    Christophe


maybe it would, maybe it wouldn't.\

if you know what I mean...



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