Author: John Merlino
Date: 11:43:52 10/25/04
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On October 25, 2004 at 12:09:46, Kurt Utzinger wrote: >Janowsky vs Kupchik, Havana 1913 >Which program finds the winning positional sacrifice 24.Rxe3!! >[D]4b2k/ppr1q2p/1np1p2r/2N1N1p1/3PPp2/P2BnP1P/1P3QP1/2R1R1K1 w - - 0 24 > >[Event "Havana"] >[Site "Havana"] >[Date "1913.??.??"] >[Round "?"] >[White "Janowsky, Dawid Markelowicz "] >[Black "Kupchik, Abraham"] >[Result "1-0"] >[ECO "D53"] >[PlyCount "71"] > >1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 Nb6 8. >Bd3 Nfd5 9. Bxe7 Qxe7 10. Nf3 O-O 11. O-O Bd7 12. Rc1 c6 13. Ne4 f5 14. Nc5 Be8 >15. Ne5 Rb8 16. Re1 Rf6 17. Qf3 Rh6 18. Qg3 Rc8 19. f3 Rc7 20. a3 Kh8 21. h3 g5 >22. e4 f4 23. Qf2 Ne3 24. Rxe3 fxe3 25. Qxe3 Nc8 26. Ng4 Rg6 27. e5 Rg7 28. Bc4 >Bf7 29. Nf6 Nb6 30. Nce4 h6 31. h4 Nd5 32. Qd2 Rg6 33. hxg5 Qf8 34. f4 Ne7 35. >g4 hxg5 36. fxg5 1-0 CM9_SKR likes b4 with a score of about +1.79. After forcing Rxe3 fxe3 Qxe3, the score is +1.28. (Both positions searched to depth 1/13 on an AMD 2500). jm
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