Author: Martin Giepmans
Date: 08:02:29 11/20/04
Go up one level in this thread
On November 20, 2004 at 06:52:06, Kurt Utzinger wrote:
>[D]r1q2rk1/p1pnb1p1/1p1ppn1p/5p2/2PP1B2/2N3P1/PPQ1PPNP/3R1RK1 w - - 0 13
>Rubinstein-Spielmann, Prag 1908
>White to choose the strong 13.Bc1 !
>
>[Event "Prag"]
>[Site "?"]
>[Date "1908.??.??"]
>[Round "?"]
>[White "Rubinstein, Akiba"]
>[Black "Spielmann, Rudolf"]
>[Result "1-0"]
>[ECO "A85"]
>[PlyCount "69"]
>[EventDate "1908.??.??"]
>[Source "Banks"]
>
>1. d4 e6 2. Nf3 f5 3. c4 Nf6 4. Nc3 b6 5. g3 Bb7 6. Bg2 Be7 7. O-O O-O 8. Bf4
>h6 9. Qc2 d6 10. Rad1 Nbd7 11. Ne1 Bxg2 12. Nxg2 Qc8 13. Bc1 {
>! A very strong move with the threat to play d4-d5} 13... Rf7 14. f4 Qb7 15. d5
>exd5 16. cxd5 g6 17. e4 fxe4 18. Nxe4 Nxd5 19. Nc3 Nxc3 20. Qxg6+ Rg7 21. Qe6+
>Kh7 22. bxc3 Nc5 23. Qf5+ Kg8 24. Qh5 Ne4 25. f5 Nf6 26. Qxh6 Rh7 27. Qe3 d5
>28. Qe6+ Kh8 29. Bg5 Rf8 30. Nh4 Bc5+ 31. Rd4 Rhf7 32. Ng6+ Kg7 33. Nxf8 Rxf8
>34. Rff4 c6 35. Bxf6+ 1-0
SpiderChess on an AMD 2000 XP+ chooses Bc1 after 6 seconds:
.......
11 0:00:05 + 0.44 D4-D5 E6-E5 F4-C1 E5-E4 G2-F4 D7-E5 B2-B3 C8-D7 C1-B2
0:00:06 + 0.55 F4-C1 F6-H5 B2-B3 C8-B7 D4-D5 E6-E5 G2-E3 G7-G6 C1-B2
12 0:00:14 + 0.45 F4-C1 F6-H5 D4-D5 E6-E5 H2-H3 C8-A6 B2-B3 G8-H8 C3-B5
13 0:00:50 + 0.57 F4-C1 F8-E8 D4-D5 D7-E5 G2-F4 E6xD5 C4xD5 G8-H8 F4-E6
14 0:01:10 + 0.57 F4-C1 F8-E8 D4-D5 D7-E5 G2-F4 E6xD5 C4xD5 G8-H8 F4-E6
15 0:02:19 + 0.46 F4-C1 F6-H5 B2-B3 C8-B7 D4-D5 E6-E5 C1-A3 E7-G5 H2-H4
16 0:07:50 + 0.51 F4-C1 F8-E8 D4-D5 D7-C5 B2-B4 C5-E4 C3xE4 F6xE4 F2-F3
E4-F6 E2-E4 C7-C5 B4-B5 E6xD5 E4xD5
Martin
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