Author: blass uri
Date: 04:01:13 03/28/99
Go up one level in this thread
On March 28, 1999 at 06:34:11, Mark Young wrote: >On March 28, 1999 at 04:54:55, blass uri wrote: > >> >>On March 28, 1999 at 03:45:50, Mark Young wrote: >> >>>On March 28, 1999 at 01:30:37, Bruce Moreland wrote: >>> >>>> >>>>On March 28, 1999 at 00:22:01, Mark Young wrote: >>>> >>>>>[Event "ICC 30 0 u"] >>>>>[Site "Internet Chess Club"] >>>>>[Date "1999.03.27"] >>>>>[Round "-"] >>>>>[White "Ferret"] >>>>>[Black "Wilder"] >>>>>[Result "1-0"] >>>>>[WhiteElo "2622"] >>>>>[BlackElo "2110"] >>>>>[Opening "Sicilian: Richter-Rauzer, Rauzer attack, 7...Be7"] >>>>>[ECO "B63"] >>>>>[NIC "SI.28"] >>>>>[Time "17:00:19"] >>>>>[TimeControl "1800+0"] >>>>> >>>>>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. >>>>>O-O-O O-O 9. Nb3 Qb6 10. f3 Rd8 11. Be3 Qc7 12. Qf2 d5 13. exd5 Nxd5 14. >>>>>Nxd5 Rxd5 15. Rxd5 exd5 16. Bb5 Bf6 17. c3 Nb4 18. a3 a6 19. Bf1 Nc6 20. Bd3 >>>> >>>>The crowd wanted 19 ... Na2+ and this seemed to be a good move, it resulted in a >>>>strong attack. >>> >>>Hiarcs 7 liked the move Na2+, but I think GM Wilder made the correct move in not >>>playing it against a computer program. Looking at the position after working out >>>the complications that ensue, it seems white comes out much better with best >>>play. I found no way for black to continue the attack, and get to an endgame >>>were black has 3 pass pawns for the peice. The problem is the black pawns can >>>not get active, before they become a target for whites peices. >> >>Junior5.3 "thinks" that Na2+ is a winning move(more than 2 pawns advantage for >>black in all the lines. >> >>some possible lines: >>20.Kb1 Nxc3+ 21.bxc3 Qxc3 22.Ka2 Bf5 23.Nd4 Re8 >> >>20.Kd1 Nxc3+ 21.bxc3 Qxc3 and Junior evaluates the position as a big advantage >>for black( more than 2 pawns after an hour) >>and suggests 22.Nd4 >> >>20.Kd2 Bxc3+ >> >>white cannot get out of this tree with positive evaluation or even with -1.xx >>evaluation. >> >>Uri > >I may have missed something, but in this line I don't see how black keeps the >attack. Hiarcs7 still gives black a plus score, but I don't see how Black keeps >whites rook out of the game and winning the black pawns. > >20.Kd1 Nxc3+ 21.bxc3 Qxc3 22.Nc1 Bf5 23. Qd2 Qxa3 24. Bd3 Bxd3 25. Qxd3 Qd6. after 22.Nc1 Junior5.3 prefers to play the move 22...Bd7 with evaluation of -2.42 at depth 16 and -2.55 at depth 17 (main line 23.Bd3 Ba4+ 24.Ke2 Re8 25.Kf1 Bd4 26.Bd2 Qb2) and after 23.Qd2 Re8 is strong Uri
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