[Event "Opening Theory #7"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "h3! Anti-Marshall Spanish"] [Black "?"] [Result "*"] [ECO "C88"] [Annotator "KS"] [PlyCount "51"] [SourceVersionDate "2022.10.02"] {[%evp 0,42,19,28,25,33,8,13,17,-8,-4,-4,24,-37,9,9,11,4,-3,9,31,31,31,21,21, -16,-18,-18,55,46,47,-35,41,38,35,71,56,46,90,56,46,22,13,34,18]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 $1 (8. c3 d6 (8... d5 $1 {is the famous Marshal Gambit}) 9. h3 {is the Main Line Spanish}) 8... Bb7 $1 {The main line} (8... d6 9. c3 $1 {and we transpose to the Main Line Spanish}) (8... d5 {[%CAl Gb1c3,Rc2c3] is bad for Black, as White hasn't committed to c2-c3, but can develop the knight there.}) (8... Na5 9. Nxe5 Nxb3 10. axb3 Bb7 11. d3 d5 12. exd5 Qxd5 13. Qf3 Bd6 14. Kf1 $1 Rfb8 15. Qxd5 Nxd5 16. Bd2 $1 c5 17. Nf3 Rd8 18. Nc3 Nb4 19. Rac1 $1 Bf8 20. Bg5 $1 f6 21. Be3 Kf7 22. h4 $1 {[#] and White won in Alifanov-Sychov,ICCF 2021} Bxf3 23. gxf3 Be7 24. Ne4 Rac8 25. Re2 Rd5 26. Rce1 Rh5 27. Ng3 Rd5 28. Kg2 f5 29. Bg5 Bd6 30. c4 Rxd3 31. Nxf5 Bf8 32. h5 Nc6 33. Re4 Rxb3 34. Rf4 Kg8 35. h6 g6 36. Ne3 Nb4 37. Re4 Nd3 38. Ra1 Rxb2 39. Ng4 bxc4 40. Nf6+ Kh8 41. Re6 Nxf2 42. Kg3 Nd3 43. Rexa6 Rb7 44. Ra8 Bd6+ 45. Kh3 Bb8 46. Bd2 g5 47. Bc3 Nf2+ 48. Kg2 Nd3 49. Kh1 Nf2+ 50. Kg1 Nd3 51. f4 g4 52. f5 Rd8 53. R8a2 g3 54. Ra8 {1-0 (54) Alifanov,O (2318)-Sychov,A (2256) ICCF 2021}) 9. d3 $1 d5 $1 (9... d6 10. a3 $1 Qd7 { [%CAl Gc6d8,Gd8e6]} 11. Nc3 $1 {[#]} Nd8 {Nakamura- Aronian,Berlin 2022} (11... Rfe8 12. Bd2 $1 Nd8 13. Nd5 $1 $14 {MVL- Ding, Ekaterinburg 2020} Nxd5 14. exd5 c5 15. a4 f5 16. axb5 axb5 17. Rxa8 Bxa8 18. c4 Nf7 19. cxb5 g5 20. Nh2 Kg7 21. Bc4 Kg6 22. g4 Nh6 23. Qf3 Bd8 24. Qg2 f4 25. b4 Bb6 26. Qe4+ Kg7 27. bxc5 dxc5 28. Nf3 Nf7 29. Bc3 Bc7 30. b6 Bb8 31. Qf5 Qxf5 32. gxf5 Kf6 33. Nd2 Rd8 34. d6 Rxd6 35. Rb1 Nd8 36. b7 Bxb7 37. Ba5 {1-0 (37) Vachier Lagrave,M (2767)-Ding,L (2805) Ekaterinburg 2020 CBM 202 [Edouard,Romain]}) 12. d4 $1 $14 (12. Nh2 Ne6 13. Ng4 Kh8 14. Nxf6 Bxf6 15. Qg4 Rae8 16. a4 b4 17. Ne2 Qd8 18. c3 bxc3 19. bxc3 g6 20. Bd5 Bxd5 21. exd5 Nc5 22. Bh6 Nxd3 23. Bxf8 Nxe1 24. Rxe1 Rxf8 25. Qc4 Qa8 26. Rb1 Rb8 27. Rb4 Kg7 28. Ng3 h5 29. Ne4 Bd8 30. a5 Qa7 31. g3 f5 32. Nd2 Rxb4 33. cxb4 e4 34. Nb3 Bf6 35. Kg2 h4 36. gxh4 Kf7 37. h5 gxh5 38. b5 e3 39. f4 Qb8 40. Kf1 axb5 41. Qc6 e2+ 42. Kxe2 Qa7 43. a6 Qg1 44. Qxc7+ Kg6 45. Nd2 Qh2+ 46. Kd1 Qxf4 47. a7 Bg5 48. Qa5 b4 49. Qa2 b3 50. Qa5 Qe3 51. a8=Q Qg1+ 52. Ke2 Qe3+ 53. Kd1 Qg1+ 54. Ke2 Qe3+ {1/2-1/2 (54) Nakamura,H (2736) -Aronian,L (2772) Berlin GER 2022})) 10. exd5 Nxd5 11. a4 Nd4 {[#] There are now two ideas for White} 12. Nbd2 $1 {The modern way} (12. Nxd4 {old move and Black needs to find all the best moves just to make a draw} exd4 13. axb5 axb5 14. Rxa8 Bxa8 15. Na3 {and White won in the instructive Ivanchuk- Ding, 2017} Bb4 16. Bd2 Bxd2 17. Qxd2 Qf6 18. Bxd5 Bxd5 19. Nxb5 Bxg2 20. Kxg2 Qc6+ 21. Kh2 Qxb5 22. Qf4 Qxb2 23. Qxc7 Qb4 24. Re4 g6 25. Kg2 h5 26. c4 Qc3 27. Qg3 Rd8 28. Re5 Kf8 29. Qf3 Rd6 30. c5 Ra6 31. Qe4 Rf6 32. Re8+ Kg7 33. Qe7 Rf5 34. Qf8+ Kf6 35. Qe7+ Kg7 36. Qf8+ Kf6 37. Qh8+ Kg5 38. Re4 Rxc5 39. f4+ Kf5 40. Re5+ { 1-0 (40) Ivanchuk,V (2729)-Ding,L (2781) Danzhou 2017}) 12... Nxb3 13. Nxb3 Nb4 14. Nxe5 Qd5 15. f3 Bd6 16. d4 $1 {White holds an edge} Rae8 (16... c5 17. Nd7 $1 Rfe8 18. Bd2 $14) (16... f6 17. Nd3 $1 bxa4 18. Rxa4 Nxd3 19. Qxd3 Qb5 20. Qxb5 axb5 21. Rxa8 Rxa8 22. Kf2 $5 Bd5 23. Nd2 Ra2 24. Ke3 {[%CAl Ge3d3,Gd2e4]} ) (16... Rad8 17. Bd2 (17. axb5 $2 Bxe5 $15) 17... Rfe8 {Nakamura} 18. axb5 axb5 19. Ng4 $14) 17. axb5 axb5 18. Bd2 Bc8 $1 (18... Nc6 $6 19. Bf4 $1 Kh8 20. Bh2 Nxe5 21. dxe5 Bxe5 22. Bxe5 Rxe5 23. Rxe5 Qxe5 24. Qd4 Qg5 25. Qc5 $1 $14 { Nakamura - Aronian Berlin 2022} Qxc5+ 26. Nxc5 Bd5 27. Ra7 c6 28. Nd3 g6 29. Rc7 Ra8 30. Nb4 Kg7 31. Nxc6 Bxc6 32. Rxc6 Rd8 33. g4 Rd2 34. h4 h5 35. gxh5 gxh5 36. b4 Rd4 37. c3 Rxh4 38. Kg2 Rf4 39. Kg3 Rf5 40. f4 h4+ 41. Kxh4 Rxf4+ 42. Kg5 Rf3 43. Kg4 Rd3 44. Rc5 Kf6 45. Kf4 Ke6 46. Ke4 Rd8 47. Rxb5 Rd1 48. Rb6+ Kd7 49. Rf6 Ke7 50. Rf3 Ke6 51. Rd3 f5+ 52. Kd4 Rb1 53. Re3+ Kf6 54. Re8 f4 55. Rb8 Kf5 56. b5 f3 57. Ke3 Rb3 58. Kd3 Kg4 59. Kc2 f2 60. Rf8 Rxb5 61. Rxf2 Rc5 {1-0 (61) Nakamura,H (2736) -Aronian,L (2772) Berlin GER 2022}) 19. Bxb4 (19. Ng4 $5 h5 20. Nf2 Bf5 21. Bxb4 Bxb4 22. Rxe8 Rxe8 23. c3 Be7 24. Nd2 c5 $1 25. Nde4 cxd4 26. Qxd4 Qxd4 27. cxd4 Rd8 28. Ra5 $14 Bd7 29. Ra7 { [%CAl Ga7b7]}) 19... Bxb4 20. c3 Bd6 21. Nd2 Bxe5 22. dxe5 Rxe5 23. Nf1 Qc5+ 24. Qd4 Qxd4+ 25. cxd4 Rxe1 26. Rxe1 $14 *