Kaidanov, G. (2596) - Ikonnikov, Vy. (2578) [E11]
Gausdal Classics GMA, Gausdal (4) 2008
1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2
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4...Qe7
The Bogo-Indian Defence is also good against the Catalan 4...Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O c6 8. Qb3 b6 9. Nc3 Nbd7 10. Rac1 Bb7 11. cxd5 cxd5 12. Rc2 Rc8 13. Rfc1 a6 14. a4 h6 15. Na2 Rxc2 16. Rxc2 Qa8 17. a5 bxa5 18. Bxa5 Bc6 19. Bb4 Bxb4 20. Nxb4 Bb5 1/2, a draw in Kaidanov, G - Macieja, B, Gausdal Classics GMA 2008, or 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 O-O 8. O-O Nbd7 9. Rd1 b6 10. Bf4 Nh5 11. Bc1 Nhf6 12. Bf4 1/2, a draw in Ivanchuk, V - Shirov, A, TCh-RUS, Sochi 2008. See my new CD "Bogo-Indian Defence" (ChessBase).
5. Nf3 Nc6 6. Nc3 O-O
A popular line in the Bogo.
7. Bg2 d6
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8. d5 Ne5!?
An interesting continuation.
9. Nxe5 dxe5 10. O-O exd5
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11. Nxd5
After 11. cxd5 Bf5 12. Qb3 e4? 13. Rac1 Rad8? 14. Bg5 Rfe8 15. Bxf6 gxf6 16. e3 White obtained a clear advantage in Magerramov, E - Ilic, D, Belgrade op 1989. Better is 11...Rd8 12. Qb3 c6 13. Rfd1 Bxc3 14. Bxc3 cxd5 15. Bxd5 Nxd5 16. Rxd5 Rxd5 17. Qxd5 e4 18. Qd4 f6 19. Bb4 Qe8 20. Qd5+ Kh8 or 12...h6 13. a3 Bd6 14. e4 Bd7 15. Rac1 Rfc8 with counterplay.
11...Nxd5 12. cxd5 Bd6 13. Qb3 f5!
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14. e3
Black has counterplay after 14. Rac1 f4 15. Rc4 Bg4.
14...b6 15. Rfe1 e4
With equality.
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16. f4 exf3 17. Bxf3 Qf7 18. Bg2 a5 19. Rf1 Ba6 20. Rf2 Qg6 21. Bc3 Rae8 22. Bd4
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22...Re7
Black could seize the initiative on the kingside with 22...h5!?
23. Qc2 Qh5 24. Rc1
Draw. 1/2-1/2
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