Author: Peter Berger
Date: 12:37:27 08/02/05
Go up one level in this thread
On August 02, 2005 at 13:55:49, Drexel,Michael wrote:
>On August 01, 2005 at 15:16:55, Peter Berger wrote:
>
>>ROTFL - sorry for the subject line .. - hope I can still post sth of at least
>>limitted interest.
>>
>>1.) Toying around with Fruit 2.1 currently - that would be change no 1 - now
>>there is a free open source amateur engine that is just as strong as the
>>strongest commercials on ordinary PCs . No, that's no news anymore. But just as
>>others I had to see it for myself, despite various previous reports.
>>
>>2.) Second one is about openings. Dann Corbit built an interesting book for
>>Fruit IMHO. I guess it's completely automated, but he chose a good point to
>>leave book, usually about 2 or 3 moves before known theory ends, with something
>>like 10-15 moves of opening theory on average. And in several games Fruit finds
>>interesting and valid alternatives to grandmaster analysis.
>>
>>Just a little example ( my sources might be slightly dated as I don't play the
>>Ruy from either side).
>>
>>[Event "50 3"]
>>[Site "Centrino 1.6- PIV 3.2"]
>>[Date "2005.08.01"]
>>[Round "11"]
>>[White "Junior 9.0.0.3"]
>>[Black "Fruit 2.1"]
>>[ECO "C80"]
>>[Result "0-1"]
>>
>>1. e4 {0s} e5 {+0.01/1 1s} 2. Nf3 {3s} Nc6 {+0.01/1 0s}
>>3. Bb5 {2s} a6 {+0.01/1 0s} 4. Ba4 {2s} Nf6 {+0.01/1 0s}
>>5. O-O {3s} Nxe4 {+0.01/1 0s} 6. d4 {2s} b5 {+0.01/1 0s}
>>7. Bb3 {2s} d5 {+0.01/1 0s} 8. dxe5 {3s} Be6 {+0.01/1 0s}
>>9. Nbd2 {3s} Nc5 {+0.01/1 0s} 10. c3 {3s} d4 {+0.01/1 0s}
>>11. Ng5 {3s} dxc3 {+0.01/1 0s} 12. Nxe6 {4s} fxe6 {+0.01/1
>>0s} 13. bxc3 {4s} Qd3 {+0.01/1 0s} 14. Bc2 {4s} Qxc3
>>{+0.42/13 1:16m} 15. Nb3 {3s}
>>
>>A famous line of the Open Ruy known to be busted (11. .. dxc3?!) - that's
>>Kasparov-Anand, New York PCA WCh (10) 1995, 14. Bc2 is ! and 15. Nb3!! . NCO and
>>ECO have a look at 15. ...Nxb3 and 15. ...Rd8 and prove a clear white advantage.
>>Fruit, ever sceptical, just takes on e5 (and how come this move doesn't even get
>>mentioned?).
>>
>>[D]r3kb1r/2p3pp/p1n1p3/1pn1P3/8/1Nq5/P1B2PPP/R1BQ1RK1 b kq -
>
>Btw, yesterday I found this game in my database:
>
>[Event "XIV It"]
>[Site "Pamplona ESP"]
>[Date "2004.12.23"]
>[Round "2"]
>[White "Naiditsch, A."]
>[Black "Mamedyarov, S."]
>[Result "1/2-1/2"]
>[ECO "C80"]
>[WhiteElo "2611"]
>[BlackElo "2660"]
>[PlyCount "56"]
>[EventDate "2004.12.22"]
>[EventType "tourn"]
>[EventRounds "7"]
>[EventCountry "ESP"]
>[EventCategory "16"]
>
>1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5
>Be6 9. Nbd2 Nc5 10. c3 d4 11. Ng5 dxc3 12. Nxe6 fxe6 13. bxc3 Qd3 14. Bc2 Qxc3
>15. Nb3 Rd8 16. Bd2 Qxe5 17. Re1 Qd5 18. Qg4 Nd4 19. Nxc5 Bxc5 20. Qxg7 Rf8 21.
>Bxh7 Rd7 22. Qg6+ Kd8 23. Bh6 Nf3+ 24. gxf3 Qxf3 25. Qg5+ Kc8 26. Qxc5 Qg4+ 27.
>Kh1 Qf3+ 28. Kg1 Qg4+ 1/2-1/2
>
>15...Rd8 16.Bd2 Qxe5 17.Re1 is just a transposition, so 15...Qxe5 can not be
>regarded as "Novelty".
>The new move was 17...Qf6 instead of 17...Qd5.
>
>Michael
Yes, relevant and very interesting, thanks for posting. So probably another
computer found this last year and convinced Mamedyarov to give it a try.
Peter
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