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Subject: Re: First Sacrifice! (only for a draw, but still.....)

Author: Robert Hyatt

Date: 12:05:41 02/22/99

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On February 22, 1999 at 14:27:24, James Robertson wrote:

>Wow! Today I started testing a new version of my program on FICS. It played it's
>first sacrifice! It was only to save a bad position, but still.... I am really
>happy. 42. ... Bxe3! Here is the game, played on FICS:
>
>[Event "ICS rated blitz match"]
>[Site "freechess.org"]
>[Date "1999.02.22"]
>[Round "-"]
>[White "SapphireII"]
>[Black "JRCP"]
>[Result "1/2-1/2"]
>[WhiteElo "2121"]
>[BlackElo "1936"]
>[TimeControl "120+12"]
>
>1. c4 f5 2. d4 e6 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 Qe8 8.
>b3 Nc6 9. d5 exd5 10. cxd5 Ne5 11. Bb2 Bd7 12. Rc1 Rc8 13. Qd4 Nxf3+ 14.
>Bxf3 a5 15. Qa7 b6 16. Rfd1 Ng4 17. Bxg4 fxg4 18. Ne4 Bf5 19. Rd4 Bd8 20.
>Qa6 Be7 21. Qc4 Qg6 22. a4 Kh8 23. Ba1 Qf7 24. Kh1 Bd8 25. Rf1 Qg6 26. Nc3
>Bf6 27. Rdd1 Bc2 28. Rd2 Bf5 29. Rdd1 Bc2 30. Rd2 Bg5 31. e3 Qf5 32. Kg1
>Qg6 33. Nb5 Bf5 34. Rc1 Rf7 35. Qc6 Kg8 36. Qb7 Bd8 37. Qa6 Qh6 38. Nd4 Bd7
>39. Qb7 Qg5 40. Bb2 Qh6 41. Nc6 Bg5 42. Rdc2 Bxe3 43. fxe3 Qxe3+ 44. Kh1
>Qe4+ 45. Kg1 Qe3+ 46. Kh1 Qe4+ 47. Kg1 Qe3+
>{Game drawn by mutual agreement} 1/2-1/2
>
>James


I don't believe this is a 'sac'.  IE your opponent shouldn't take it.  If
he does (he did) you should have blown him out:

                8     3.78     ++   43. ... Qxe3+!!
                8    14.12   2.52   43. ... Qxe3+ 44. Kh1 Rcf8 45. Qa6
                                    Bf5 46. Rg2 Bd3 47. Ne7+ Rxe7 48. Qb7
                                    Rff7
                8->  15.11   2.52   43. ... Qxe3+ 44. Kh1 Rcf8 45. Qa6
                                    Bf5 46. Rg2 Bd3 47. Ne7+ Rxe7 48. Qb7
                                    Rff7
                9    21.14     ++   43. ... Qxe3+!!
                9    40.89   3.48   43. ... Qxe3+ 44. Kh1 Rcf8 45. Ne7+
                                    Rxe7 46. Rg2 Qxb3 47. Qxc7 Qxd5 48.
                                    Kg1 Ref7
                9->  42.57   3.48   43. ... Qxe3+ 44. Kh1 Rcf8 45. Ne7+
                                    Rxe7 46. Rg2 Qxb3 47. Qxc7 Qxd5 48.
                                    Kg1 Ref7



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