[Event "TCh-HUN 2019-20"] [Site "Hungary HUN"] [Date "2020.08.30"] [Round "8.1"] [White "Berkes, F."] [Black "Erdos, V."] [Result "1-0"] [ECO "D35"] [WhiteElo "2647"] [BlackElo "2613"] [PlyCount "61"] [EventDate "2019.11.16"] [EventType "team"] [EventRounds "8"] [EventCountry "HUN"] [SourceTitle "TWIC 1349"] [Source "Mark Crowther"] [SourceDate "2020.09.14"] [SourceVersion "1"] [SourceVersionDate "2020.09.14"] [SourceQuality "2"] [WhiteTeam "ASE Paks"] [BlackTeam "Aquarena Kobanya SC"] 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 O-O 8. Nge2 {This is the most aggressive version of the Exchange variation} Re8 9. Qc2 h6 10. Bh4 Nbd7 11. h3 a5 ({Relevant:} 11... Nf8 12. O-O-O a5 13. g4 b5 14. g5 Nh5 15. Rdg1 b4 16. Na4 Ba6 17. Bxa6 Rxa6 18. Ng3 Bxg3 19. Bxg3 hxg5 20. Qe2 Nxg3 21. Rxg3 Ra7 22. Rhg1 Ne6 23. Qf3 Qf6 24. Qxf6 gxf6 25. h4 Kf8 26. Kd2 Ke7 27. Nc5 gxh4 28. Rg4 Nxc5 29. dxc5 Rh8 30. Rh1 Rb7 31. Rhxh4 Rxh4 32. Rxh4 Rb5 33. Rh8 Rxc5 34. Ra8 f5 35. b3 f4 36. exf4 Ke6 37. Kd3 Kf5 38. Kd4 Rc1 39. Rxa5 Kxf4 40. Ra7 f5 41. Rf7 {Petrosyan,M (2613)-Kramnik,V (2753) Moscow 2019 0-1}) 12. O-O Qc7 13. Rac1 {The mild threat of Nb5 must be attended to} Qb8 $146 ({ Predecessor:} 13... Qd8 14. Qd2 Nf8 15. f3 Bb8 16. Bf2 Ne6 17. e4 dxe4 18. fxe4 Ng5 19. e5 Nd5 20. Nxd5 Qxd5 21. Qc2 Ba7 22. Rcd1 Bb6 23. Kh2 Rd8 24. h4 Ne6 25. Bc4 Qd7 26. d5 Bxf2 27. dxe6 Qe7 28. exf7+ Kf8 29. Rxd8+ Qxd8 30. Rxf2 Qxh4+ 31. Kg1 {1-0 (31) Luch,M (2336)-Rubes,J Teplice 2007}) 14. Kh1 {A normal prophylactic sidestep} Qa7 (14... b5 $5) 15. Nd1 {The retreat guards e3 as preparation for f3,e4} Nh5 (15... Be7 16. f3 $16) 16. f3 (16. g4 Nhf6 17. f3 $5 $16 ({or} 17. Ng3 {gives White a promising position})) (16. Rg1 g5 17. g4 Ng7 18. Bg3 $16 {leaves Black's kingside seriously weakened}) 16... Nf8 $2 { [#] Black is in serious trouble now} (16... Qb8 17. e4 $16 {White has good chances after this thematic advance}) 17. g4 $1 Nf6 18. Bxf6 $1 gxf6 19. f4 { Black has no compensation for the crippled kingside structure as the bishop pair is particularly effective} Ne6 20. Ng3 {Locking onto the weak f5/h5 squares} Ng7 21. Qf2 {White slowly transfers pieces to the kingside for the attack} a4 22. a3 {Not strictly necessary as White has a won game} (22. Rg1 $18 ) (22. Nc3 a3 23. b3 b5 24. Rg1 $18) 22... Bd7 (22... Qb6 23. Rg1 Qd8 24. f5 Bc7 25. Ne2 Qd6 26. Rg2 Bd7 27. Qh4 Kh7 28. Ng3 Rh8 29. Nc3 Rae8 30. Re1 b5 31. e4 $18) 23. Nc3 {First connecting rooks, this is not strictly necessary} (23. g5 $1 {Opening up the g-file is already crushing} Bxh3 24. gxf6 $1 (24. gxh6 $18) 24... Bxf1 (24... Ne6 25. Rg1 Kf8 26. Nf5 Bxf5 27. Bxf5 Red8 28. Bxe6 fxe6 29. Rg7 $18) 25. Qxf1 Ne6 26. Nf5 Kf8 27. Qg1 Red8 28. Nxh6 Ke8 29. Qg8+ Kd7 30. Qxf7+ Kc8 31. Qxe6+ $18) 23... b5 24. e4 {Black is helpless} b4 25. axb4 Bxb4 26. e5 a3 (26... fxe5 $6 {Opening the f-file makes matters worse} 27. fxe5 Be6 28. Qf4 $18) 27. bxa3 Qxa3 28. Qf3 (28. Nge2 Bxc3 29. Rxc3 Qb2 30. Qh4 fxe5 31. fxe5 Qd2 32. Nf4 Qxc3 33. Qxh6 $18) 28... Be7 (28... Bxc3 29. Rxc3 Qe7 ( 29... Qxc3 30. Bh7+ $18) 30. Bc2 $18 Kf8 (30... Kh8 31. Qd3 $18) 31. Qd3 fxe5 32. fxe5 Be6 33. Qh7 Qg5 34. Rxc6 $18) 29. g5 {Black cannot keep the kingside closed} Bxh3 (29... f5 30. gxh6 Ne6 31. Nxf5 $18) 30. gxf6 Bxf1 31. Rxf1 1-0