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Subject: Re: Gian-Carlo, where did your program Sjeng blunder if any?

Author: Jorge Pichard

Date: 17:32:28 11/26/03

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On November 26, 2003 at 20:26:22, Jorge Pichard wrote:

>Today we got two more upsets, El Chinito versus Sjeng using a hardware twice
>faster and List versus Brutus.
>
>On this position, why El Chinito did not take on 28.Qxe6!
>[D]2r1brk1/p3b3/3pp1pp/1p6/1n1P2Q1/qP2PN2/P2N2PP/1B2RRK1 w - - 0 27
>
>El Chinito could have won faster by playing 28.Qxe6!
>
>
>(Pichard, Jorge's Home 27.11.2003)
>
>[Event "Blitz:45'+1""]
>[Site "Jorge's Home"]
>[Date "2003.11.26"]
>[Round "7"]
>[White "Chinito"]
>[Black "Deep Sjeng"]
>[Result "1-0"]
>[ECO "B22"]
>[PlyCount "65"]
>[SourceDate "2001.04.03"]
>[TimeControl "2700+1"]
>
>1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 e6 7. Bc4 d6 8. O-O
>Be7 9. Na3 O-O 10. Qe2 Bd7 11. Qe4 Na5 12. Bd3 f5 13. exf6 Nxf6 14. Qh4 Nc6 15.
>Bg5 h6 16. Be3 Nb4 17. Bg6 Nfd5 18. Qg3 Nxe3 19. fxe3 Qb6 20. b3 Qa6 21. Nc4 b5
>22. Ncd2 Rac8 23. Be4 Nd5 24. Rae1 Qa3 25. Bd3 Nb4 26. Bb1 Be8 27. Qg4 g6 28.
>Qxe6+ (28. Qe4 Bf7 (28... Rf6 29. Qh4 (29. Nh4 d5 30. Qg4 (30. Qe5 Kg7 31. Rxf6
>Bxf6 32. Qxe6 Rc1 33. Rf1 $11 {0.00/10}) 30... h5 31. Qg3 Rxf1+ 32. Rxf1 Bxh4
>33. Qxh4 $18 {1.41/10}) (29. Ng5 d5 30. Qg4 Rc6 31. Ngf3 h5 32. Qg3 Nc2 33. Ne5
>$16 {1.13/9}) 29... Nxa2 30. Qxh6 (30. Bxa2 Qxa2 31. Qxh6 Bf7 32. Ne4 Rf5 33.
>Neg5 $18 {2.38/9}) 30... Rc1 31. Bxa2 Rxe1 32. Rxe1 Rxf3 33. Nxf3 $18 {2.72/11}
>) 29. Nh4 (29. Qb7 Nd5 30. Qxb5 (30. Qd7 Qa5 31. Bxg6 Bxg6 32. Qxe6+ Bf7 33.
>Qxh6 $11 {0.00/10}) 30... Qb4 (30... a6 31. Qd3 Qa5 32. Nc4 Qc3 33. Qe4 $16 {
>0.97/10}) 31. Qxb4 (31. Qd3 Rc3 32. Qe4 Kg7 (32... Qa5 33. Nc4 Qb5 34. Nfd2 Nf6
>35. Qh4 Qh5 36. Qxh5 gxh5 37. Nxd6 Bxd6 38. Rxf6 Bb4 39. Rff1 Be8 40. Rxf8+
>Kxf8 41. Ne4 Rc8 42. Rf1+ Ke7 43. Bd3 Bg6 44. Nc5 Rxc5 45. Bxg6 Ra5 46. Rf7+
>Kd8) 33. Nc4 $16 {0.75/10}) 31... Nxb4 32. e4 g5 33. a3 $16 {0.78/11}) (29. h4
>h5 30. Qb7 (30. Qf4 Kg7 31. Ng5 Nd5 32. Qg3 Bxg5 33. Qxg5 $14 {0.69/9}) 30...
>Nd5 31. Qxb5 a6 32. Qe2 a5 33. Nc4 $16 {1.03/10}) 29... d5 30. Qg4 h5 31. Qg3
>Bxh4 32. Qxh4 Nc6 33. Qg5 $18 {1.72/10}) 28... Bf7 29. Qxe7 Nd5 30. Qd7 (30.
>Qh4 Kg7 31. e4 Nc3 32. e5 Nd5 33. Ne4 $18 {6.09/9}) 30... Qb4 31. a3 Qxa3 32.
>Nh4 Rc7 33. Qg4 $18 {6.53/9} 1-0
>
>
>[D]5rk1/p1r2b2/3p2pp/1p1n4/3P2QN/qP2P3/3N2PP/1B2RRK1 b - - 0 32
>
>Chinito - Deep Sjeng
>5rk1/p1rQ1b2/3p2pp/1p1n4/3P3N/qP2P3/3N2PP/1B2RRK1 w - - 0 1
>
>Analysis by Fritz 8:
>
>33.Qg4 Ne7 34.Bxg6 Bxg6 35.Nxg6 Rxf1+ 36.Rxf1 Nxg6 37.Qxg6+ Rg7 38.Qe8+ Kh7
>  +-  (5.53)   Depth: 7/26   00:00:00  242kN
>  +-  (6.53)   Depth: 9/31   00:00:05  2889kN
>
>(Pichard, Jorge's Home 27.11.2003)



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