Author: Eduard Nemeth
Date: 03:30:30 07/19/05
Go up one level in this thread
>[Event "Republica Argentina Chess Masters"]
>[Site "Olivos"]
>[Date "2005.07.16"]
>[Round "3"]
>[White "Lafuente, Pablo"]
>[Black "COMP Shredder 9.0, PIV 3,5 Ghz 512RAM"]
>[Result "1-0"]
>[ECO "E32"]
>[WhiteElo "2442"]
>[BlackElo "2600"]
>[PlyCount "103"]
>[EventDate "2005.07.14"]
>[SourceDate "2005.07.14"]
>
>1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. Nf3 Nbd7 6. Bd2 O-O 7. a3 Bxc3 8.
>Bxc3 Qe7 9. e3 b6 10. Be2 Bb7 11. O-O Ne4 12. Nd2 Nxc3 13. Qxc3 c5 14. Bf3 Nf6
>15. b4 Rac8 16. dxc5 dxc5 17. b5 Rcd8 18. Rad1 Rd6 19. Bxb7 Rfd8 20. Bc6 Ng4
>21. Bf3 Qh4 22. h3 Nh6 23. Nb3 Nf5 24. Rxd6 Nxd6 25. Rd1 Qe7 26. Rd3 f6 27. Nd2
>Kf8 28. Ne4 Nf7 29. Rxd8+ Qxd8 30. Qd2 Qe7 31. Be2 Qb7 32. Nc3 Qe7 33. a4 Qc7
>34. f4 Qe7 35. Qd3 g6 36. Nb1 Kg7 37. Nd2 e5 38. Ne4 exf4 39. exf4 Qe6 40. Nc3
>Nd6 41. Kh2 Ne8 42. Qe4 Qxe4 43. Nxe4 f5 44. Nd2 Nc7 45. Nf3 Ne6 46. g3 Kf6 47.
>Kg2 Ke7 48. Kf2 Nd4 49. Nxd4 cxd4 50. c5 bxc5 51. Bc4 Kd6 52. Ke2 1-0
In my Opinion this game 3 is wrong (BUG in Shredder, or Blackout of the
Operator).
See the analysis by Shredder 9.1 UCI with ONLY 32 MB hash:
[D]5rk1/pB2qppp/1p1rpn2/1Pp5/2P5/P1Q1P3/3N1PPP/3R1RK1 b - -
White played here Qxb7, OK.
Analysis:
Engine: Shredder 9.1 UCI (32 MB)
von Stefan Meyer-Kahlen
12/18 0:01 +0.10 19...Dxb7 20.Sf3 Tfd8 21.Txd6 Txd6
22.Se5 De4 23.f3 Dh4 24.Dc2 Sd7
25.Sg4 f5 (247.419) 132
13/21 0:03 -0.01 19...Dxb7 20.Sf3 Tfd8 21.Txd6 Txd6
22.Se5 De4 23.f3 Dh4 24.Dc2 Sd7
25.Sg4 Sf6 26.Sxf6+ Dxf6 (426.769) 135
14/22 0:08 +0.05 19...Dxb7 20.Dc2 Tfd8 21.Sf3 Se4 (1.172.924) 140
15/26 0:13 +0.07 19...Dxb7 20.Sf3 Se4 21.Dc2 Tfd8
22.Txd6 Txd6 (1.970.983) 143
16/25 0:19 +0.07 19...Dxb7 20.Sf3 Se4 21.Dc2 Tfd8
22.Txd6 Txd6 23.Se5 (2.853.797) 145
17/26 0:33 +0.07 19...Dxb7 20.Sf3 Se4 21.Dc2 Tfd8
22.Txd6 Txd6 23.Se5 (4.675.672) 140
18/32 1:15 +0.09 19...Dxb7 20.Sf3 Tfd8 21.Txd6 Txd6
22.Se5 a6 23.bxa6 Dxa6 24.f3 Sd7
25.Sd3 f6 26.Db3 e5 27.Td1 (10.214.372) 135
19/36 2:31 +0.05 19...Dxb7 20.Sf3 Tfd8 21.Txd6 Txd6
22.Se5 Se4 23.Dc2 f6 24.f3 (20.761.121) 136
And now after Move 19. Qxb7, Shredder 9.o played real 19….Rfd8?? - is his real
possible?
Analysis by Shredder 9.1 UCI:
[D]3r2k1/pB2qppp/1p1rpn2/1Pp5/2P5/P1Q1P3/3N1PPP/3R1RK1 w - -
Engine: Shredder 9.1 UCI (32 MB)
von Stefan Meyer-Kahlen
9/19 0:01 +3.46++ 20.Lf3 (190.004) 119
9/19 0:01 +3.52 20.Lf3 e5 21.Le2 e4 22.a4 De6 23.a5 Df5
24.f3 (225.075) 120
10/19 0:02 +3.48 20.Lf3 e5 21.Le2 e4 22.Sb3 De6
23.Txd6 Dxd6 24.f3 exf3 25.Lxf3 Te8 (284.193) 120
11/21 0:03 +3.52 20.Lf3 e5 21.Le2 e4 22.Sb3 De6
23.Txd6 Dxd6 24.f3 exf3 25.Lxf3 Te8
26.Lb7 (427.555) 123
12/21 0:06 +3.67 20.Lf3 e5 21.Le2 e4 22.Sb3 T8d7
23.Txd6 Dxd6 24.f3 exf3 25.Lxf3 Dd3
26.Dxd3 Txd3 27.Ld1 (821.305) 125
13/24 0:11 +3.73 20.Lf3 Td3 21.Dc2 Txa3 22.Se4 Sxe4
23.Lxe4 f5 24.Txd8+ Dxd8 25.Td1 Dh4
26.Db2 Txe3 (1.488.871) 128
13/26 0:16 +3.74++ 20.Lc6 (2.079.979) 128
13/26 0:16 +3.74 20.Lc6 a6 21.Dc2 axb5 22.cxb5 Sg4
23.Se4 Dh4 24.h3 Txd1 25.Txd1 Se5 (2.151.827) 128
On my PC Shredder 9.1 need not play Rfd8?
Eduard.
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