Author: John Merlino
Date: 16:53:12 07/11/01
Go up one level in this thread
On July 11, 2001 at 18:28:21, John Merlino wrote: >On July 11, 2001 at 16:08:38, Sune Larsson wrote: > >> >> [D]1r4k1/p2qbpn1/2n1b1p1/3pP2p/1rpP1NP1/4BP1P/1P1Q1R2/RB1N2K1 b - - 0 26 >> >> GM Agrest,Evgenij 2529 - IM Berg,Emanuel 2496 >> >> >> This position is from the 9th round of the ongoing SWE-ch. >> White has just protected his b-pawn with 26.Nc3-d1, when black unleashes >> the very aggressive 26.-c3!!?. This move starts a veritable turmoil of >> tactical fireworks. Ultra-sharp calculation is a must here, else you're dead. >> Black got the better of it but the experienced GM kept the balance. >> >> >> Test: The real question is if there was a win for black somewhere in >> this jungle of magical tricks?? A starting point could be after >> 27.Nxc3 hxg4 28.hxg4 *Nxe5!*. The whole game below. >> >> >> >> >>[Event "SM"] >>[Site "SWE"] >>[Date "2001.07.10"] >>[Round "9"] >>[White "Agrest, Evgenij"] >>[Black "Berg, Emanuel"] >>[Result "1/2-1/2"] >>[ECO "E30"] >>[WhiteElo "2529"] >>[BlackElo "2496"] >>[PlyCount "124"] >>[EventDate "2001.07.10"] >> >>1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Bg5 b6 5. f3 h6 6. Bh4 Be7 7. Bf2 d5 8. cxd5 >>exd5 9. e3 O-O 10. Bd3 c5 11. Nge2 Nc6 12. O-O c4 13. Bb1 b5 14. a3 Rb8 15. h3 >>b4 16. axb4 Rxb4 17. Qc1 Nh5 18. Qc2 g6 19. e4 Be6 20. g4 Nf6 21. e5 Ne8 22. >>Be3 Ng7 23. Qd2 h5 24. Rf2 Qd7 25. Nf4 Rfb8 26. Nd1 c3 27. Nxc3 hxg4 28. hxg4 >>Nxe5 29. dxe5 d4 30. Nxe6 Nxe6 31. Nd1 Nc5 32. Bf4 Nb3 33. Qd3 Nxa1 34. Ba2 Nb3 >>35. e6 Qxe6 36. Bxb8 Nc1 37. Qe4 Qxe4 38. Bxf7+ Kxf7 39. fxe4+ Ke6 40. Bxa7 Ke5 >>41. Rc2 Nd3 42. Rc6 Kf4 43. Kg2 Nxb2 44. Nf2 Bh4 45. Rxg6 Bxf2 46. Kxf2 d3 47. >>Be3+ Kxe4 48. Bd2 Nd1+ 49. Kg3 Rb2 50. Bf4 Nc3 51. Re6+ Kd5 52. Rd6+ Kc4 53. >>Kf3 Nb5 54. Rd8 Nd4+ 55. Ke4 Ne6 56. Rc8+ Nc5+ 57. Kf3 Kd5 58. Rd8+ Ke6 59. >>Rd6+ Ke7 60. Rd5 Ne6 61. Bd6+ Kf7 62. Rxd3 Rb3 1/2-1/2 >> >>Sune > >Chessmaster 8000's analysis pretty much follows the text after 26...c3, UNTIL >what appears to be White's mistake: 33.Qd3. CM8000 chooses 33.e6! all the way. >After 32...Nb3, here's CM8000's analysis: > >Time Depth Score Positions Moves >0:00 1/3 0.59 983 33. e6 fxe6 34. Qd3 Nxa1 35. Bxb8 > Rxb8 36. Qxg6+ Kh8 >0:00 2/6 1.67 32815 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Qxb3 36. Be5 >0:01 3/7 1.55 68132 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Qxb3 36. Re2 Qc4 >0:03 3/8 1.74 214980 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Qxb3 36. Re2 R4b6 >0:07 4/9 1.65 537811 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Qxb3 36. Ra5 Qe6 37. Re2 >0:24 4/10 1.77 1873012 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Qxb3 36. Ra5 Qc4 37. Re2 Rb3 >1:34 5/11 1.71 7006635 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Qxb3 36. Rc1 Qe6 37. Re2 Qd7 38. > Nf2 >5:09 6/12 1.62 25422783 33. e6 Qxe6 34. Ba2 R8b7 35. Bxb3 > Rxb3 36. Rc1 d3 37. Rh2 Bf6 38. > Qe3 Qd7 39. Be5 > >Great position and a great game! > >jm Just for comparison, here's CM8000's analysis after 33.Qd3: Time Depth Score Positions Moves 0:00 2/6 -0.26 24945 33...Nxa1 34. e6 Qxe6 35. Bxb8 Rxb8 36. Qxd4 Qe1+ 37. Rf1 Qg3+ 38. Kh1 Qh3+ 39. Kg1 0:01 3/7 -0.61 107860 33...Nxa1 34. e6 Qxe6 35. Re2 Qf6 36. Bxb8 Rxb8 37. Ba2 Bb4 0:03 3/8 -0.43 226747 33...Nxa1 34. e6 Qxe6 35. Re2 Qf6 36. Bxb8 Rxb8 37. Ba2 Bd6 38. Bd5 0:09 4/9 -0.37 701573 33...Nxa1 34. e6 Qxe6 35. Re2 Qd7 36. Bxb8 Rxb8 37. Ba2 Kf8 38. Ne3 Rb5 0:37 4/10 -0.37 2674301 33...Nxa1 34. e6 Qxe6 35. Re2 Qf6 36. Bxb8 Rxb8 37. Ba2 Rd8 38. f4 Bb4 39. Nf2 3:19 5/11 -0.46 15154159 33...Nxa1 34. e6 Qxe6 35. Re2 Qf6 36. Bxb8 Rxb8 37. Ba2 Rd8 38. f4 Bb4 39. Nf2 Qc6 11:08 6/12 -0.26 52078954 33...Nxa1 34. e6 Qxe6 35. Re2 Qf6 36. Bxb8 Rxb8 37. Ba2 Rd8 38. Nf2 Bb4 39. f4 a5 40. Re5 jm
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