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Subject: Testposition from the Corus Chess Tournament

Author: Ernst Walet

Date: 06:10:11 01/13/03


In round 2 at move 15 Bareev played a novelty against Radjabov.  How does your
favourite engine do here?

Ernst.


[Event "Corus Chess Tournament 2003"]
[Site "Wijk aan Zee"]
[Date "2003/1/12"]
[Round "Round 2"]
[White "Bareev"]
[Black "Radjabov"]
[Result "1-0"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5
Ne7 9. b4 Nh5 10. Re1 f5 11. Ng5 Nf6 12. f3 Nh5 13. c5 Nf4 14. Bc4 Kh8 15. Rb1
a6 16. Kh1 h6 17. Ne6 Nxe6 18. dxe6 Nc6 19. b5 Nd4 20. bxa6 bxa6 21. Ba3 Re8
22. Bd5 c6 23. cxd6 Bxe6 24. Bxe6 Rxe6 25. Bc5 Nb5 26. Qb3 Qe8 27. Red1 Rd8 28.
Nxb5 axb5 29. a4 bxa4 30. Qxa4 Bf8 31. d7 Qf7 32. Qa5 1-0

Bareev - Radjabov
r1bq1r1k/ppp1n1bp/3p2p1/2PPppN1/1PB1Pn2/2N2P2/P5PP/R1BQR1K1 w - - 0 1

Analysis by Fritz 8:

15.g3 Nh5 16.exf5 Bxf5 17.Nce4 Nf6
  ²  (0.38)   Depth: 5/28   00:00:00  210kN
15.g3 Nh5 16.exf5 Bxf5 17.Nge4 a5 18.Rb1 axb4
  ²  (0.47)   Depth: 6/30   00:00:00  269kN
15.g3--
  =  (0.19)   Depth: 7/30   00:00:01  632kN
15.g3 h6 16.gxf4
  =  (0.09)   Depth: 7/30   00:00:01  725kN
15.Be3!
  =  (0.13)   Depth: 7/30   00:00:03  1668kN
15.Be3 dxc5 16.d6 cxd6 17.bxc5 fxe4 18.Nf7+ Rxf7
  =  (0.22)   Depth: 7/30   00:00:03  1834kN
15.Be3 dxc5 16.Bxc5 b6 17.Be3 h6 18.Ne6 Bxe6 19.dxe6 Qe8 20.exf5
  =  (0.03)   Depth: 8/30   00:00:07  3577kN
15.exf5!
  =  (0.06)   Depth: 8/31   00:00:09  5229kN
15.exf5!
  =  (0.22)   Depth: 8/31   00:00:10  5698kN
15.exf5 Nxf5 16.Nge4 a5 17.Qa4 h6 18.Bd2 Nd4 19.Be3 Bf5
  ²  (0.34)   Depth: 9/33   00:00:24  13190kN
15.exf5 Nxf5 16.Nge4 a5 17.Qa4 h6 18.Rb1 Bd7 19.b5 dxc5 20.Nxc5 Nd6
  ²  (0.28)   Depth: 10/33   00:00:41  22601kN
15.exf5 Nxf5 16.Nge4 a5 17.Qa4 Nh4 18.Bf1 Nf5 19.Bb5 Qh4 20.Bxf4 Qxf4 21.Rac1
  =  (0.25)   Depth: 11/36   00:01:31  51713kN
15.exf5 Nxf5 16.Nge4 a5 17.Qa4 Nh4 18.Bf1 Nf5 19.bxa5 dxc5 20.Qb5 Nxd5 21.Qxc5
  =  (0.22)   Depth: 12/40   00:03:05  106777kN
15.Rb1!
  =  (0.25)   Depth: 12/40   00:06:55  241027kN
15.Rb1 a5 16.bxa5 Rxa5 17.cxd6 Qxd6 18.Be3 Qf6 19.Ne6 Nxe6 20.dxe6 f4 21.Bf2 Ra3
22.Qc2
  ²  (0.28)   Depth: 12/40   00:08:16  287547kN
15.Rb1 a5 16.bxa5 h6 17.Ne6 Nxe6 18.dxe6 dxc5 19.Qxd8 Rxd8 20.Nd5 Bxe6 21.Nxe7
Bxc4 22.Rxb7
  =  (0.25)   Depth: 13/40   00:12:18  426679kN

(Celeron 1.2GHz, 512MB hash, 3, 4 and 5 piece EGTB's 13.01.2003)


Bareev - Radjabov
r1bq1r1k/ppp1n1bp/3p2p1/2PPppN1/1PB1Pn2/2N2P2/P5PP/R1BQR1K1 w - - 0 1

Analysis by Shredder 7:

15.Ne6 Nxe6 16.dxe6 dxc5 17.Qxd8 Rxd8 18.bxc5
  ²  (0.68)   Depth: 5/16   00:00:02
15.g3 dxc5 16.gxf4 Nxd5
  ²  (0.69)   Depth: 5/20   00:00:02
15.g3 Nh5 16.Ne6 Bxe6 17.dxe6 dxc5 18.bxc5
  ±  (0.75)   Depth: 5/20   00:00:02
15.Qb3 Nexd5 16.Nxh7 Nb6 17.cxb6 Kxh7 18.Bxf4 exf4 19.bxc7 Bxc3 20.cxd8Q
  ±  (0.76)   Depth: 5/24   00:00:02
15.Qb3 Nexd5 16.Nxd5 Qxg5 17.Bxf4 exf4 18.Nxc7 Bxa1 19.Nxa8
  ±  (0.82)   Depth: 5/24   00:00:02
15.Qb3 fxe4 16.Ncxe4 dxc5 17.bxc5 Nexd5 18.Qc3 Nxc3
  ²  (0.57)   Depth: 6/20   00:00:02
15.Qb3 fxe4 16.Ngxe4 Nf5 17.Nb5 Bh6 18.Bb2
  ²  (0.51)   Depth: 6/20   00:00:02
15.exf5 Nxf5 16.Nce4 Nd4 17.Bxf4 Qf6 18.Nxf6
  ²  (0.52)   Depth: 6/21   00:00:02
15.exf5 Bxf5 16.Bxf4 exf4 17.Rc1 a5 18.a3 axb4 19.axb4 dxc5 20.bxc5 Nxd5 21.Qxd5
Qxg5 22.Qxb7
  ²  (0.59)   Depth: 6/23   00:00:02
15.g3 Nh5 16.Ne6 fxe4 17.Nxd8 Rxd8
  ²  (0.60)   Depth: 6/24   00:00:03
15.g3 Nh5 16.Ne6 Bxe6 17.dxe6 dxc5 18.bxc5 Qd4+ 19.Qxd4 exd4
  ±  (0.87)   Depth: 6/24   00:00:03
15.g3 Nh5 16.a3 a5 17.Bb2 fxe4 18.Ncxe4 axb4 19.axb4 Rxa1 20.Qxa1
  ²  (0.67)   Depth: 7/24   00:00:03  301kN
15.Qb3 fxe4 16.Ncxe4 dxc5 17.bxc5 Nexd5 18.Bxf4 Qd6 19.cxd6
  ²  (0.68)   Depth: 7/24   00:00:04  409kN
15.Qb3 Nc6 16.Nf7+ Rxf7 17.dxc6 Rf8 18.Bxf4 exf4 19.exf5 Rxf5
  ²  (0.70)   Depth: 7/24   00:00:04  456kN
15.Ne6 Nxe6 16.dxe6 dxc5 17.bxc5 Qd4+ 18.Qxd4 exd4 19.Nd1 f4 20.Bb2
  ±  (0.71)   Depth: 7/24   00:00:04  486kN
15.Ne6 Bxe6 16.dxe6 fxe4 17.cxd6 Qxd6 18.Qd4 exd4
  ±  (0.71)   Depth: 7/24   00:00:04  539kN
15.Ne6 Bxe6 16.dxe6 fxe4 17.cxd6 cxd6 18.Bxf4 exf4 19.Qd3 exd3
  ²  (0.46)   Depth: 8/19   00:00:06  747kN
15.Ne6 Bxe6 16.dxe6 fxe4 17.cxd6 cxd6 18.Rxe4 Qb6+ 19.Be3 Qxb4 20.Rc1
  =  (0.12)   Depth: 8/24   00:00:06  832kN
15.Qb3 Nc6 16.Nf7+ Rxf7 17.dxc6 Rf8 18.Bxf4 exf4 19.exf5 Bd4+ 20.Kh1 Bxf5
21.cxb7 Bxc3 22.bxa8Q
  =  (0.13)   Depth: 8/24   00:00:06  870kN
15.Qb3 Nc6 16.Nf7+ Rxf7 17.dxc6 Rf8 18.cxb7 fxe4 19.bxa8Q
  ²  (0.48)   Depth: 8/24   00:00:06  906kN
15.Qb3 Nc6 16.dxc6 Qxg5 17.Bxf4 exf4 18.Rad1 Qh4 19.exf5 Bd4+ 20.Kh1 Rxf5
21.cxb7 Bxb7 22.cxd6
  ±  (0.71)   Depth: 8/24   00:00:07  1005kN
15.a3 Bf6 16.Ne6 Bxe6 17.dxe6 fxe4 18.Rxe4 dxc5
  ±  (0.72)   Depth: 8/26   00:00:09  1368kN
15.a3 fxe4 16.Ncxe4 h6 17.Ne6 Bxe6 18.cxd6 Nexd5 19.Bxf4 exf4 20.Bxd5
  ±  (0.72)   Depth: 8/26   00:00:10  1493kN
15.Rb1 Bf6 16.Ne6 Bxe6 17.dxe6 fxe4 18.Nxe4 dxc5
  ±  (0.73)   Depth: 8/26   00:00:11  1621kN
15.Rb1 dxc5 16.bxc5 Nexd5 17.Nxd5 Qxg5 18.exf5 Qxg2#
  ±  (0.73)   Depth: 8/26   00:00:11  1756kN
15.Rb1 dxc5 16.bxc5 Nexd5 17.Nxd5 Qxg5 18.Nxf4 exf4 19.e5 Re8 20.Qd5
  ²  (0.63)   Depth: 9/26   00:00:13  2019kN
15.Rb1 dxc5 16.d6 Qxd6 17.Nf7+ Rxf7 18.Bxf7 Be6 19.Bxe6 Nxe6 20.Be3 Qxd1
21.Rexd1 cxb4 22.Rxb4
  ±  (0.71)   Depth: 10/28   00:00:25  4158kN
15.Rb1 dxc5 16.d6 Qxd6 17.Nf7+ Rxf7 18.Bxf7 cxb4 19.Qxd6 cxd6 20.g3 bxc3 21.gxf4
  ²  (0.46)   Depth: 11/26   00:00:35  6033kN
15.Rb1 dxc5 16.bxc5 Nexd5 17.Nxd5 Qxg5 18.Nxf4 exf4 19.e5 Bd7 20.Qxd7
  ²  (0.46)   Depth: 11/28   00:00:39  6707kN
15.Qb3 dxc5 16.bxc5 Bh6 17.Bxf4 exf4 18.h4 fxe4 19.fxe4 Bxg5 20.hxg5 Nxd5
21.Nxd5 Qe7
  ²  (0.47)   Depth: 11/31   00:00:44  7696kN
15.Qb3 dxc5 16.bxc5 Bh6 17.Bxf4 exf4 18.h4 fxe4 19.fxe4 Bxg5 20.hxg5 f3 21.Nd1
fxg2 22.Qc3+
  ²  (0.54)   Depth: 11/31   00:00:48  8411kN
15.g3 Nh5 16.Rb1 fxe4 17.Ncxe4 Bf5 18.g4 Bxe4 19.fxe4 Nf4 20.Bxf4 Rxf4 21.Ne6 h5
22.Nxd8 Rxg4+ 23.Qxg4
  ²  (0.55)   Depth: 11/31   00:01:03  11176kN
15.g3 Nh5 16.Rb1 fxe4 17.Ncxe4 Nf6 18.Nxf6 Rxf6 19.Ne4 Rf8 20.cxd6 cxd6 21.Ng5
Bf6 22.f4 exf4 23.Bxf4
  ²  (0.55)   Depth: 11/32   00:01:08  11969kN
15.g3 Nh5 16.a3 a5 17.Bb2 axb4 18.axb4 Rxa1 19.Bxa1 f4 20.g4 h6 21.gxh5 hxg5
22.hxg6 Nxg6
  ²  (0.62)   Depth: 12/34   00:01:53  20240kN
15.g3 Nh5 16.Rb1 a6 17.Rf1 a5 18.Ne6 Bxe6 19.dxe6 fxe4 20.fxe4 Rxf1+ 21.Bxf1
dxc5 22.bxc5 Qxd1 23.Nxd1 Rd8 24.Bg5
  ²  (0.54)   Depth: 13/36   00:04:31  48626kN
15.g3 h6 16.Ne6 Nxe6 17.dxe6 fxe4 18.Rxe4 Nf5 19.Nb5 a6 20.cxd6 axb5 21.dxc7
Qxd1+
  ²  (0.29)   Depth: 14/37   00:10:37  115790kN
15.g3 h6 16.gxf4 exf4 17.e5 hxg5 18.exd6 cxd6 19.Bb2 Bd7 20.Rxe7 Qxe7 21.Qa4
Bxa4
  =  (0.09)   Depth: 14/40   00:12:24  136274kN
15.Qb3 fxe4 16.Ngxe4 Nf5 17.Ne2 Nxe2+ 18.Bxe2 Nd4 19.Qc4 Nxe2+ 20.Rxe2 Bh3
  =  (0.10)   Depth: 14/40   00:17:25  192851kN
15.Qb3 fxe4 16.Bxf4 exf4 17.Ncxe4 Bxa1 18.Qe3 fxe3 19.Rxa1 dxc5 20.Nf7+ Rxf7
  ²  (0.30)   Depth: 14/40   00:18:34  206012kN
15.Rb1 dxc5 16.bxc5 Nexd5 17.Nxd5 Qxg5 18.Bxf4 exf4 19.c6 Rb8 20.e5 bxc6
  ²  (0.31)   Depth: 14/40   00:21:26  238272kN
15.Rb1 fxe4 16.Ngxe4 Nf5 17.Bxf4 exf4 18.Qd3 a5 19.cxd6 cxd6 20.Nb5 Qb6+ 21.Kh1
axb4 22.Rxb4 Be5 23.Nexd6 Bxd6 24.Qd4+ Nxd4
  ²  (0.31)   Depth: 14/40   00:23:43  264007kN

(Celeron 1.2GHz, 512MB hash, 3, 4 and 5 piece EGTB's 13.01.2003)



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