Author: Dann Corbit
Date: 20:44:43 02/07/02
Go up one level in this thread
On February 07, 2002 at 18:19:53, K. Burcham wrote:
>
>Not sure if b4 is best move. but you can see these programs say at these depths
>it is strong move. I did not play out any lines to see if this is best move.
>what do you think Uri?
I have one game in my database with that position (2 super GM's OTB). Flohr
played b4 and won.
[Event "Amsterdam m"]
[Site "?"]
[Date "1932.??.??"]
[Round "1"]
[White "Flohr, Salomon M"]
[Black "Euwe, Max"]
[Result "1-0"]
[ECO "D36v"]
[Variation "QGD: Exchange, Main Line, 9.Nf3 Re8 10.O-O Nf8"]
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 Be7
8. Bd3 O-O 9. Qc2 Re8 10. O-O Nf8 11. Ne5 Ng4 12. Bxe7 Qxe7 13. Nxg4 Bxg4
14. Rfe1 Rad8 15. Ne2 Rd6 16. Ng3 Rh6 17. Bf5 Qg5 18. Bxg4 Qxg4 19. h3 Qd7
{here we are, at the diagram. Flohr played b4 and won.}
20. b4 Ne6 21. Rab1 Nc7 22. a4 a6 23. Nf1 Re7 24. Nh2 Rhe6 25. Nf3 f6 26.
Nd2 Re8 27. Nb3 R6e7 28. Nc5 Qc8 29. Rec1 Rd8 30. Nd3 Qb8 31. Nf4 Ne6 32.
Nxe6 Rxe6 33. b5 axb5 34. axb5 cxb5 35. Rxb5 b6 36. Qb3 Qd6 37. Rb1 Rd7 38.
Rxb6 Qxb6 39. Qxb6 Rxb6 40. Rxb6 Kf7 41. Kh2 Ke7 42. Kg3 Ra7 43. Kf4 g6 44.
g4 Ra2 45. Rb7+ Ke6 46. Kg3 1-0
> [D] 4rnk1/pp1q1ppp/2p4r/3p4/3P4/4P1NP/PPQ2PP1/R3R1K1 w - - 0 1
>
>Deep Fritz: 2x1533 512 hash
>1.Rac1 Ne6 2.b4 a6 3.a3 Nc7 4.Qf5 Rhe6 5.Qg4 Qd8 6.Nf5 Qf6
> = (0.09) Depth: 14/33 00:00:16 21444kN
>1.Rac1 Ne6 2.b4 Rg6 3.Qf5 Rg5 4.Qd3 Rg6 5.Red1 Qd6 6.Nf5 Qxb4
> = (0.06) Depth: 15/33 00:00:41 53906kN
>1.Rac1 Ne6 2.b4 Rg6 3.Qf5 Rg5 4.Qf3 Rg6 5.a4 Rf6 6.Qd1 Ng5
> = (0.06) Depth: 16/35 00:02:11 173644kN
>1.b4!
> = (0.09) Depth: 16/38 00:03:21 269994kN
>1.b4 Ne6 2.a4 Rg6 3.b5 Ng5 4.Qd1 Ne4 5.Nxe4 dxe4 6.Qh5 Rc8
> = (0.09) Depth: 17/38 00:05:35 460711kN
>1.b4 Ne6 2.Rab1 Rg6 3.Qd3 Ng5 4.b5 b6 5.bxc6 Rxc6 6.Rec1 Ne4
> = (0.06) Depth: 18/40 00:13:29 1132879kN
>1.b4 Ne6 2.a4 Rg6 3.Qf5 Rg5 4.Qf3 Rg6 5.Qh5 Ng5 6.b5 Qe6
> = (0.06) Depth: 19/42 00:32:56 2805313kN
>1.b4 Ne6 2.a4 Rg6 3.Qf5 Rf6 4.Qh5 Rh6 5.Qg4 Rg6
> = (0.06) Depth: 20/46 01:26:41 7485070kN
>
>
>Fritz 7: 2x1533 512 hash
>1.Rac1 Qe6 2.b4 g6 3.Qc5 Ra8 4.e4 dxe4 5.Nxe4 Qxa2
> = (0.22) Depth: 9/19 00:00:00 258kN
>1.Rac1 Rg6 2.a3 Qd6 3.Qc5 Qxc5 4.dxc5 Nd7 5.b4 Kf8 6.Rcd1
> = (0.16) Depth: 10/25 00:00:00 746kN
>1.Rac1 Ne6 2.Qf5 Qe7 3.a3 Qh4 4.b4 Rf6 5.Qh5 Qxh5 6.Nxh5
> = (0.16) Depth: 11/26 00:00:02 2017kN
>1.Rac1 Ne6 2.Qf5 Qe7 3.a3 Rf6 4.Qc2 Ng5 5.Qc5 Qxc5 6.Rxc5 Ne4 7.Nxe4 dxe4
> = (0.09) Depth: 12/26 00:00:05 4058kN
>1.Rac1 Ne6 2.b4 Ng5 3.Qf5 Qxf5 4.Nxf5 Rf6 5.Ng3 Kf8 6.b5 Ne4 7.Nxe4 dxe4 8.bxc6
> = (0.09) Depth: 13/28 00:00:13 11018kN
>1.a4!
> = (0.13) Depth: 13/28 00:00:20 16582kN
>1.a4! Ne6 2.a5 Ng5 3.Qf5 Qxf5 4.Nxf5 Rg6 5.Ng3 h5 6.Kf1 Ne4 7.Nxe4 dxe4 8.a6
> = (0.16) Depth: 13/28 00:00:22 18273kN
>1.a4 Ne6 2.a5 Ng5 3.Qf5 Qxf5 4.Nxf5 Rg6 5.Ng3 Ne4 6.Nxe4 dxe4 7.a6 b6 8.Rec1
> = (0.16) Depth: 14/30 00:00:27 22815kN
>1.a4 Ne6 2.a5 Ng5 3.a6 b6 4.Qf5 Qxf5 5.Nxf5 Rhe6 6.Ng3 g6 7.Rac1 f5
> = (0.16) Depth: 15/31 00:00:39 32822kN
>1.a4 Ne6 2.a5 Ng5 3.a6 b6 4.Qf5 Qxf5 5.Nxf5 Rhe6 6.Ng3 g6 7.Rac1 f5 8.Kf1
> = (0.16) Depth: 16/37 00:01:52 92923kN
>1.a4 Ne6 2.a5 Ng5 3.a6 b6 4.Qf5 Qxf5 5.Nxf5 Rg6 6.Ng3 h5 7.Kf1 h4 8.Nf5
> = (0.13) Depth: 17/39 00:03:34 178950kN
>1.a4 Ne6 2.b4 Ng5 3.Rec1 Ne4 4.Nxe4 dxe4 5.Qc5 Rg6 6.Kh1 a6 7.Rc2
> = (0.03) Depth: 18/41 00:13:20 657087kN
>1.a4 Ne6 2.b4 Ng5 3.Rec1 Ne4 4.Nxe4 dxe4 5.Qc5 b6 6.Qc4 Qf5 7.Rc2 Rg6
> = (0.00) Depth: 19/44 00:37:40 1868537kN
>1.Rac1!
> = (0.03) Depth: 19/44 00:39:35 1976349kN
>1.b4!
> = (0.06) Depth: 19/44 00:54:19 2742404kN
>
>
>Deep Shredder 6 2x1533mhz 512 hash
> 9.01 0:00 -0.40 1.Qc5 a6 2.Rab1 Rhe6 3.Qc2 Ng6 4.Ne2 (337.417) 502.1
> 9.22 0:01 -0.39++ 1.b4 Rhe6 2.b5 cxb5 3.Qf5 h6 4.Ne2 (740.746) 532.5
> 9.22 0:01 -0.35 1.b4 Rhe6 2.b5 cxb5 3.Qf5 Rc6 4.Qxd7 Nxd7 5.Rab1 (775.205)
>533.5
> 10.01 0:01 -0.31 1.b4 Rhe6 2.Rab1 a6 3.a3 Ng6 4.Nf5 Nf4 5.Qc5 (985.899)
>539.3
> 11.01 0:02 -0.37 1.b4 Rhe6 2.b5 cxb5 3.Qf5 Rc6 4.Rab1 a6 5.a3 f6 (1.560.345)
>548.6
> 12.01 0:06 -0.33 1.b4 Rhe6 2.Rab1 a6 3.a3 Qc7 4.Qf5 Ng6 5.Rec1 Qd6 6.Rd1 f6
>(3.489.896) 563.9
> 13.01 0:10 -0.34 1.b4 Rhe6 2.Rab1 a6 3.Nf5 Ng6 4.a4 Ne7 5.b5 Nxf5 6.Qxf5
>cxb5 7.axb5 axb5 8.Rec1 (5.790.161) 566.6
> 14.01 0:37 -0.22 1.b4 Rhe6 2.Rab1 Ng6 3.Rec1 a6 4.a4 f6 5.b5 axb5 6.axb5
>cxb5 7.Qc7 (20.734.174) 546.3
> 15.01 2:59 -0.24 1.b4 Ne6 2.a4 Nc7 3.Rac1 a6 4.Qf5 Qe7 5.Rb1 Rg6 6.Qf4 Rg5
>7.e4 dxe4 (95.830.656) 533.8
> 16.01 6:05 -0.17 1.b4 Ne6 2.a4 Nc7 3.Qc5 a6 4.Qa7 Qc8 5.Rab1 Rhe6 6.Nf5 Rf6
>7.Ng3 (194.741.327) 533.3
> 17.01 8:53 -0.17 1.b4 Ne6 2.a4 Nc7 3.Qc5 a6 4.Qa7 Qc8 5.Rab1 Rhe6 6.Nf5 Rf6
>7.Ng3 (286.697.645) 537.6
> 18.01 16:59 -0.17 1.b4 Ne6 2.a4 Nc7 3.Qc5 a6 4.Qa7 Qc8 5.Rab1 Rhe6 6.Nf5 Rf6
>7.Ng3 Rg6 (557.990.526) 547.1
>
>Deep Junior 7: 2x1533 mhz 512 hash
>1.b4 Rf6 2.e4 Ne6 3.e5 Rf4 4.Ne2 Re4
> = (0.23) Depth: 12 00:00:00 623kN
>1.b4 Rg6 2.a4 h6 3.e4 dxe4 4.Rxe4 Ne6 5.Nf5
> = (0.17) Depth: 15 00:00:01 2812kN
>1.a4 Ng6 2.e4 dxe4 3.Nxe4 Qd8 4.Qb3 Rh4 5.Qd3 Nf4
> = (0.22) Depth: 15 00:00:02 4209kN
>1.a4 Ng6 2.Qf5 Qd8 3.Qg4 Nh4
> = (0.10) Depth: 18 00:00:12 25132kN
>1.a4 Ng6 2.Qf5 Qd8 3.a5 Nh4 4.Qf4 Rhe6 5.a6 b5 6.Rec1 h6 7.Nf5
> = (0.11) Depth: 20 00:01:33 197831kN
>1.a4 Ng6 2.Qf5 Qd8 3.a5 Nh4 4.Qf4 Rhe6 5.a6 b5 6.Rec1 h6 7.Nf5
> = (0.11) Depth: 21 00:04:40 569112kN
>1.a4 Ne6 2.a5 Ng5 3.Qf5 Qxf5 4.Nxf5 Rf6 5.Ng3 Ne4 6.Nxe4 dxe4 7.Rec1 Rb8 8.b4
> = (0.08) Depth: 22 00:12:02 1451980kN
>1.Rad1 Ng6 2.e4 Nf4 3.e5 Nxh3+ 4.gxh3 Qxh3 5.Qf5 Qh2+ 6.Kf1 Kf8 7.Qd7 b6 8.Qxa7
> = (0.09) Depth: 22 00:20:00 1992427kN
>1.Rad1 Ne6 2.f4 Rg6 3.Qf2 Qd6 4.Rc1 a6 5.Kh2 Rf6 6.f5 h5
> = (0.02) Depth: 23 00:29:53 3615889kN
>1.a4 Ne6 2.a5 Ng5 3.Qf5 Qxf5 4.Nxf5 Rf6 5.Ng3 a6 6.f3 Ne6 7.Rec1 Rg6
> = (0.07) Depth: 23 00:38:59 3890684kN
>1.Rac1 Ne6 2.f4 Qd8 3.Qf2 a6 4.b4 Nc7 5.f5 Qg5 6.Qf4
> = (0.10) Depth: 23 00:57:28 1664440kN
>1.Rac1 Ne6 2.f4 Nc7 3.f5 Nb5 4.Qd3 Nd6 5.b4 g6 6.f6 Nc4 7.e4
> = (0.04) Depth: 24 01:08:54 4007898kN
>
>
>Fritz 7: 1000 mhz 192 hash
>1.a4 Ne6 2.a5 a6 3.Qf5 Rf6 4.Qh5 Rh6 5.Qg4 Rg6
> = (0.13) Depth: 16/36 00:03:34 108920kN
>1.a4 Ne6 2.a5 a6 3.Qf5 Rf6 4.Qh5 Rh6 5.Qf3 Rg6 6.Rac1 Ng5 7.Qh5 Qc7
> = (0.13) Depth: 17/38 00:08:46 270741kN
>1.a4 Ne6 2.a5 Ng5 3.a6 b6 4.Qf5 Qxf5 5.Nxf5 Rg6 6.Ng3 h5 7.Kf1
> = (0.00) Depth: 18/41 00:26:01 805485kN
>1.a4 Ne6 2.a5 Ng5 3.a6 b6 4.Qf5 Qxf5 5.Nxf5 Rg6 6.Ng3 h5 7.Kf1 h4
> = (0.00) Depth: 19/42 00:59:46 1882750kN
>1.b4!
> = (0.03) Depth: 19/46 01:35:17 3045092kN
>1.b4 Ne6 2.Rec1 Rf8 3.Nf5 Rg6 4.Nh4 Rh6 5.Nf3 f6 6.Rab1 Ng5
> = (0.06) Depth: 20/44 03:19:19 6215767kN
>kburcham
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