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Subject: Re: Position sacrifice is not winning

Author: Dieter Buerssner

Date: 00:49:50 11/28/04

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On November 27, 2004 at 14:31:21, Kurt Utzinger wrote:

>On November 27, 2004 at 10:20:48, Torstein Hall wrote:
>
>>THis is a position from the game Simen Agdestein against Berge Ă˜stenstad from
>>1988. Agdestein played the exelent move 51...Re4. Is there any program that
>>would shose his move?
>>
>[D]8/1p1r3b/p1pk4/P2prp1p/1P3RpP/2KBP1P1/5P2/2R5 b - - 0 51
>>
>>Torstein
>
>      It's not at all sure that the rook sac 54...Re4
>      is a winning move. I think White has continued
>      the game in the wrong way and lost. Below a try
>      to improve for an easy draw.
>      Kurt
>
>[Event "Blitz:90'+30""]
>[Site "MyTown"]
>[Date "1988.??.??"]
>[Round "3"]
>[White "Ostenstad, Berge"]
>[Black "Agdestein, Simen"]
>[Result "0-1"]
>[ECO "D55"]
>[WhiteElo "2405"]
>[BlackElo "2595"]
>[SetUp "1"]
>[FEN "8/1p1r3b/p1pk4/P4p1p/1P2pRpP/2K1P1P1/5P2/2R5 w - - 0 53"]
>[PlyCount "7"]
>[Source "ChessBase"]
>[SourceDate "1996.11.15"]
>[TimeControl "5400+30"]
>
>53. Rd1+ (53. Kb2? Kc7 54. Rc3 Rd2+ 55. Kc1 Rd5 56. Kb2 Kd6 57. Rc4 Bg8 58. Rc1
>Rd2+ 59. Kb1 Ba2+ 60. Ka1 Be6 61. Kb1 Rd5 62. Kb2 Ke5 63. Rc3 Bg8 64. Ra3 Rd2+
>65. Kc1 Ra2) 53... Ke6 54. Rxd7 Kxd7 55. Kc4 Kd6 56. Kd4 1/2-1/2

Is 53. Kb2 already the losing error? One other idea: give back the material on
f5. For example: 51...Re4 52. Bxe4 dxe4 53. kb2 Kc7 54. Rc5 Rd2+ 55. Kc3 Rd3+
56. Kc2 Kd6 57. Rxcf5 Bxf5 58. Rxf5

Regards,
Dieter




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