[Event "Analysis (CBM 229) "] [White "Grunfeld Exchange,10"] [Black "12..Na5"] [Site "ICCF email"] [Round ""] [Annotator "Santiago,Yago"] [Result "1/2-1/2"] [Date ""] [PlyCount "57"] {[%evp 0,66,12,39,17,17,30,31,28,73,27,22,-51,23,29,27,10,18,18,4,20,3,10,1,1,1,17,26,-70,-13,-3,10,-17,26,40,47,30,-18,41,23,21,29,29,22,11,22,53,10,21,11,-3,28,16,61,19,55,0,25,10,8,15,24,22,30,36,14,24,23,2]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. h4 cxd4 11. cxd4 Na5 {This move is the suggestion of Svidler in his courses on Grunfeld. It´s interesting and solid, but gives the option for a forced draw for White.} 12. Bd3 Nc6 13. e5 (13. Bc4 $11 )Qa5+ 14. Qd2 (14. Kf1 $5 )Qxd2+ 15. Kxd2 {I like this ending in practice. For me, is easier to play with White.} Rd8 16. Rab1 (16. f4 $5 Bg4 17. Rab1 Rab8 18. Be4 $13 Bxe2 $2 19. Bxc6 $1 $16 )f6 17. f4 $5 $146 {In my opinion this move creates more problems in practice for Black.} (17. exf6 Bxf6 18. h5 Nxd4 19. hxg6 hxg6 20. Nxd4 Bxd4 21. Bxg6 Bf6+ 22. Ke2 Be6 $11 23. a4 b6 24. Rhc1 Rac8 25. Bd3 Kf7 26. Ba6 Rxc1 27. Rxc1 Rg8 28. Bb7 Bb2 29. Rb1 Bf6 30. Rc1 Bb3 31. Bc6 Ke6 32. Rb1 Bc4+ 33. Kf3 Kf7 {was a draw in Blanco-Gramajo-Gonzaga Grego, ICCF Email 2022.} )Bg4 $1 (17... Rb8 18. h5 $1 )18. Rxb7 fxe5 19. fxe5 Bxe5 $1 (19... Bxe2 20. Kxe2 Nxd4+ 21. Bxd4 Rxd4 22. Rxe7 {And Black still has some small issues to resolve at the end.} Kf8 23. Rc7 Bxe5 24. Rxh7 {In practice White have small pressure here.} )20. dxe5 Nxe5 21. Nd4 Nxd3 22. Kxd3 e5 23. Rc1 Bf5+ (23... exd4 )24. Kd2 exd4 25. Bh6 Rd7 26. Rxd7 Bxd7 27. Rc7 Bf5 28. Rg7+ Kh8 29. Re7 $11 1/2-1/2