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Subject: Re: Paderborn #3: Hydra beats Fritz

Author: Slater Wold

Date: 19:28:34 02/12/04

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On February 12, 2004 at 14:09:29, Drexel,Michael wrote:

>On February 12, 2004 at 13:25:52, Omid David Tabibi wrote:
>
>>On February 12, 2004 at 12:35:52, Pablo Sierra wrote:
>>
>>>From Chessbase´s server:
>>>
>>>[Event "85'/40+55'"]
>>>[Site "Paderborn"]
>>>[Date "2004.02.12"]
>>>[Round "?"]
>>>[White "Hydra"]
>>>[Black "Fritz Paderborn"]
>>>[Result "1-0"]
>>>[ECO "A00"]
>>>[PlyCount "94"]
>>>[EventDate "2004.??.??"]
>>>
>>>1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. d3 Nc6 5. f4 Bb4+ 6. c3 dxc3 7. bxc3 Ba5 8.
>>>Qc2 exf4 9. Nf3 g5 10. d4 g4 11. Nd2 Qf6 12. d5 Ne5 13. Nb3 Bb6 14. Nxf4 Qh4+
>>>15. g3 Qe7 16. c4 Nf3+ 17. Kd1 c5 18. Bb2 Ne5 19. Nd3 f6 20. Bxe5 fxe5 21. Bg2
>>>Nf6 22. Rf1 O-O 23. Qd2 Bc7 24. Nbxc5 b6 25. Nb3 Ba6
>>
>>[D]r4rk1/p1b1q2p/bp3n2/3Pp3/2P1P1p1/1N1N2P1/P2Q2BP/R2K1R2 w - - 0 26
>>
>>Fritz showed an evaluation of -0.35 here. It looks like Fritz invested too much
>>in the weak position of white's king. But in fact white's king is not in any
>>serious trouble.
>
>The decisive mistake was 38...Rd8?. This move loses by force in just a few
>moves.
>There is something seriously wrong with current Deep Fritz and it seems to get
>worse.
>38...Bb6 is the only move. White is clearly better of course but the game
>continues.
>
>Michael


4rr1k/p1b1q2p/2R1Pn2/5R2/3N2p1/6P1/P2QK1BP/8 b - - 0 1

Analysis by Deep Fritz 8:

38...Rd8!
  ³  (-0.49)   Depth: 7/23   00:00:00  192kN
38...Rd8! 39.Kf1 Be5 40.Rc4 Ng8 41.Rf2 Qd6 42.e7 Rxf2+ 43.Qxf2 Nxe7
  ³  (-0.61)   Depth: 7/23   00:00:00  265kN
38...Rd8 39.Kf1 Be5 40.Rc4 Ng8 41.Rf2 Qd6 42.e7 Rxf2+ 43.Qxf2 Nxe7
  ³  (-0.61)   Depth: 8/20   00:00:00  367kN
38...Rd8--
  ³  (-0.33)   Depth: 9/26   00:00:00  730kN
38...Rd8-- 39.Qc3 Bb6 40.Nc2 Qg7 41.Kf1 Rd1+ 42.Ne1 Qe7 43.Rf4 Kg8 44.Qe5
  ²  (0.29)   Depth: 9/27   00:00:00  1075kN
38...Bb6!
  ²  (0.29)   Depth: 9/27   00:00:01  1591kN
38...Bb6!
  =  (0.13)   Depth: 9/27   00:00:01  1740kN
38...Bb6!
  =  (-0.18)   Depth: 9/28   00:00:01  2425kN
38...Bb6 39.Qf4 Rd8 40.Nc2 Nh5 41.Qg5
  =  (0.00)   Depth: 10/28   00:00:03  5007kN
38...Bb6 39.Qf4 Rd8 40.Nc2 Nh5 41.Qg5 Nf6 42.Qf4
  =  (0.00)   Depth: 11/34   00:00:08  13494kN
38...Bb6 39.Qf4 Rd8 40.Nc2 Nh5 41.Rxf8+ Rxf8 42.Qxg4 Ng7 43.Ke1 Qf6 44.Kd1 Qe7
  =  (0.11)   Depth: 12/37   00:00:23  39587kN
38...Bb6 39.Qf4 Nh5 40.Rxf8+ Rxf8 41.Qd6 Qg7 42.Kd3 Re8 43.Kc3 Nf6 44.Nf5 Qg5
45.Qe5 Qc1+
  =  (0.24)   Depth: 13/39   00:00:50  85003kN
38...Bb6 39.Qf4 Nh5 40.Rxf8+ Rxf8 41.Qd6 Qg7 42.Kd3 Re8 43.Kc3 Nf6 44.Nf5 Qg5
45.Qe5 Qc1+
  =  (0.24)   Depth: 14/40   00:01:39  166797kN
38...Bb6--
  ²  (0.52)   Depth: 15/49   00:05:01  500812kN
38...Bb6-- 39.Qc3 Qd7 40.Kd3 Qg7 41.Ne2 h6 42.Kd2 Qe7 43.Nf4 Kh7 44.Kc1 Rb8
  ±  (0.84)   Depth: 15/52   00:09:01  898497kN



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