Author: Dan Ellwein
Date: 19:51:44 04/01/04
Go up one level in this thread
On April 01, 2004 at 20:10:21, Uri Blass wrote:
>This is from my correspondence game
>
>How much time does your program need to avoid Qxb2(I played Qc4 and won against
>vladimir turkov)
>
>I decided based on analysis that Qc4 is better but I believe that programs can
>avoid Qxb2 after many hours of analysis(I found that white has probably a draw
>after Qxb2 when Qc4 gives black the better position)
>
>[D]3r1rk1/pp2b1pp/1n3p2/4p3/7Q/2P1B1N1/PP2qPPP/R4RK1 b - - 0 18
>
>
>Here is the game
>
>[Event "40'/40"]
>[Site "Tel-Aviv"]
>[Date "2004.03.29"]
>[Round "?"]
>[White "New game"]
>[Black "Yace Paderborn"]
>[Result "*"]
>[ECO "B22"]
>[Annotator "Blass,Uri"]
>[PlyCount "78"]
>[TimeControl "40/2400:0/0:0/0"]
>
>{64MB, Shredder7.ctg, URI-PC
>} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3
>Nc6 6. Bc4 Nb6 7. Bb3 d5 8. exd6 Qxd6 9. O-O Be6 10. Bxe6 Qxe6 11. Nxd4 Nxd4
>12. Qxd4 Rd8 13. Qh4 Qe2 14. Nd2 e5 15. Ne4 Be7 16. Bg5 f6 17. Be3 O-O 18. Ng3
>Qc4 19. Qh3 g6 20. Rfe1 Rd3 21. Bxb6 axb6 22. Qh6 Rfd8 23. Qc1 b5 24. Re4 Qc7
>25. Nf1 f5 26. Re2 e4 27. a3 Kg7 28. Qe1 Qc4 29. Rc2 Bg5 30. Qe2 h5 31. Re1 Qb3
>32. g3 h4 33. Rb1 hxg3 34. fxg3 Rf3 35. g4 Qd5 36. c4 Qd4+ 37. Kh1 fxg4 38.
>cxb5 e3 39. Ng3 Rf2 *
>
>Uri
hi Uri
nice game...
after 17 minutes, CM9 personality OffSet stays with ...Qxb2
Time Depth Score Positions Moves
---- ---- ---- ---- ----
0:00 1/3 -1.84 1863 1...Qxb2 2.Nf5 Rf7 3.c4
0:00 1/4 -2.12 4381 1...Qxb2 2.Nf5 Ba3 3.Qg4 Rf7
0:00 1/5 -1.86 16068 1...Qxb2 2.Nf5 Rf7 3.Bxb6 Qxb6
4.Rfe1
0:00 1/6 -2.10 58763 1...Qxb2 2.Nf5 Ba3 3.Qg4 g6 4.Bxb6
axb6
0:02 1/7 -2.04 217581 1...Qxb2 2.c4 Ba3 3.Qg4 Qc2 4.Nf5
g6
0:06 1/8 -2.19 572092 1...Qxb2 2.Qg4 Ba3 3.Nf5 g6 4.Bxb6
Qxb6 5.Rad1 Kh8
0:14 1/9 -2.14 1395620 1...Qxb2 2.Qg4 Ba3 3.Bxb6 Qxb6
4.Rfb1 Qc6 5.Rb3 Bc5 6.Rab1
0:35 1/10 -2.17 3616925 1...Qxb2 2.Qg4 Ba3 3.c4 g6 4.c5
Nd5 5.Rab1 Qc2 6.Rxb7 Nxe3 7.fxe3
Bxc5
2:20 1/11 -2.18 14186541 1...Qxb2 2.Qe4 Qxc3 3.Rfc1 Qa3
4.Qxb7 f5 5.Bxb6 axb6 6.Qxb6 Rd2
7.Qe6+ Kh8 8.Qxe5 Rxa2
6:56 1/12 -2.18 41779354 1...Qxb2 2.Nf5 Ba3 3.c4 g6 4.Nh6+
Kh8 5.Ng4 g5 6.Qh6 Be7 7.Bxb6 Qxb6
8.Ne3
17:04 1/13 -2.25 106733847 1...Qxb2 2.Qg4 g6 3.Qe6+ Rf7 4.Rfc1
Nd5 5.Rab1 Qa3 6.Rb3 Qd6 7.Qxd6
Bxd6 8.Bxa7 b5
Dan
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