[Event "FIDE Online Olympiad 2021-KO"] [Site "Online"] [Date "2021.09.17"] [Round "3.1"] [White "Liang, Awonder"] [Black "Esipenko, Andrey"] [Result "1-0"] [ECO "C79"] [WhiteElo "2590"] [BlackElo "2720"] [Annotator "TA"] [PlyCount "161"] [EventDate "2021.09.12"] [EventCountry "NET"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [WhiteTeam "United States"] [BlackTeam "Russia"] [WhiteTeamCountry "USA"] [BlackTeamCountry "RUS"] {[%evp 16,161,53,57,46,45,36,53,34,48,37,44,31,37,32,33,34,30,55,19,20,35,29, 18,27,24,48,44,66,73,64,66,102,70,70,60,59,44,64,83,73,72,71,78,67,71,101,104, 108,110,192,147,149,142,143,142,150,158,149,147,320,300,319,316,256,315,331, 331,331,331,331,331,314,321,323,331,318,340,339,328,325,302,533,417,435,308, 350,350,311,317,303,299,297,300,350,344,463,302,418,285,293,291,320,313,313, 223,223,223,223,222,260,260,253,252,29967,29962,29977,29978,29978,29979,29979, 29980,29980,29981,29981,29982,29982,29980,29980,29981,29982,29982,29983,29983, 29983,29982,29983,29979,29979,29980,29980,29979,29983,29984,29984,29982,29982, 29983]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O a6 6. Bxc6+ bxc6 7. Re1 c5 8. c3 Be7 9. d4 {[%csl Ga7,Gb2,Rc2,Gc3,Rd3,Gd4,Ge3,Re4,Re7,Gf2,Rf3,Rg2,Gg7] [%CAl Gd4e5,Gf6g7,Gf6g5,Ge5f4,Gc1g5,Gf3e5,Gf3g5,Gd4c5,Gb6a7,Gb6a5,Gc5b4,Re5d6, Rd6e7]} cxd4 {C79: Ruy Lopez: Steinitz-type lines with 3...a6 4 Ba4 Nf6 5 0-0 d6.} (9... Be6 10. Nbd2 Nd7 11. d5 Bg4 12. h3 Bh5 13. Nf1 Bg6 14. Ng3 O-O 15. Qd3 a5 16. Bd2 Re8 17. Rad1 Qc8 18. c4 c6 19. Bg5 f6 20. Bc1 cxd5 21. cxd5 Bf8 22. Nh4 Bf7 23. Nhf5 Qc7 24. Qe2 Reb8 25. h4 h5 26. Rd3 g6 27. Nh6+ Bxh6 28. Bxh6 Nb6 29. Rf3 Qe7 30. Nf1 Be8 31. Bc1 Ra7 32. Ne3 Bd7 33. Kh2 Kh8 34. Rg3 Kh7 35. Rg1 Nc8 36. Qc2 Rb4 37. Bd2 Rb8 38. Rf3 Bg4 39. Nxg4 hxg4 40. Rg3 Rab7 41. b3 a4 42. bxa4 Rb2 43. Qd1 Qd7 44. Rf1 f5 45. exf5 gxf5 46. f3 Kg8 47. fxg4 f4 48. Bxf4 exf4 49. Rxf4 Qh7 50. Qf3 Ne7 51. h5 R2b4 52. a5 Qh6 53. Rf7 Re8 54. a6 Ra4 55. a7 Ra8 56. Rxe7 Qf8 57. Qe2 R4xa7 58. Qe6+ Kh8 59. Rxa7 Rxa7 60. Rf3 Qe7 61. Qh6+ Kg8 62. Qg6+ Qg7 63. Qe6+ Kh7 64. Rf6 Qg5 65. Kh3 Rg7 66. Qe4+ Kh8 67. Rxd6 Rg8 68. Re6 {1-0 (68) Pfaff,H (2402)-Weber Widmer,D (2316) ICCF email 2010}) 10. cxd4 exd4 (10... d5 11. Nxe5 dxe4 12. Qa4+ Bd7 13. Nxd7 Nxd7 14. Rxe4 O-O 15. Re1 Nb6 16. Qd1 Bh4 17. Bf4 Nd5 18. Bg3 Bf6 19. Nc3 c6 20. Ne4 Qb6 21. Nxf6+ Nxf6 22. b3 Rad8 23. Be5 Rfe8 24. Qc1 Ng4 25. Qf4 Nxe5 26. Rxe5 f6 27. Rxe8+ Rxe8 28. Qd6 Qa5 29. g3 Qb6 30. Qc5 Qb7 31. Rc1 Re6 32. Rd1 Kf7 33. d5 cxd5 34. Qxd5 Qxd5 35. Rxd5 Re2 36. Ra5 Re6 37. Kf1 Ke7 38. Rc5 Kd7 39. b4 Rb6 40. a3 g5 41. h3 h5 42. h4 Rb5 43. Rc4 a5 44. Ke2 Kd6 45. Kd3 g4 46. Rd4+ Ke5 47. Re4+ Kd5 48. Rf4 Ke5 49. Kc4 Rd5 50. Rf5+ Kxf5 51. Kxd5 {1-0 (51) Aktay,H (1111)-Gazi,A Antalya 2018}) (10... O-O 11. Nc3 Bb7 12. dxe5 (12. Bg5 Nd7 13. Be3 Bf6 14. Qc2 Re8 15. d5 Nf8 16. Qb3 Qb8 17. Nd2 Bc8 18. Qc2 Bd7 19. Nc4 Qb4 20. b3 Reb8 21. Rab1 Qb7 22. b4 Qc8 23. Rec1 Qe8 24. Na5 Bd8 25. Qd3 g6 26. Qc4 Kg7 27. f4 f6 28. Nc6 Bxc6 29. dxc6 exf4 30. Bxf4 Ne6 31. Be3 Qf7 32. Nd5 h6 33. Rf1 g5 34. Rf3 Be7 35. Rbf1 Rf8 36. Bd4 Nxd4 37. Qxd4 Kg6 38. Qd3 Kg7 39. a3 a5 40. b5 a4 41. Nxc7 Rac8 42. Nd5 Bd8 43. Kh1 Qe6 44. Ne3 {1-0 (44) Boudre,J (2263)-Vucenovic,D (2161) Prague 2021}) 12... dxe5 13. Qc2 Bd6 14. Bg5 h6 15. Bh4 Qe7 16. h3 Rad8 17. Rad1 g5 18. Bg3 Rfe8 19. a3 Qe6 20. Rd2 Kg7 21. Qd1 Ra8 22. Qc2 Rad8 23. Red1 Rb8 24. Re2 Kg8 25. Qa4 Rbd8 26. Qc2 Rb8 27. Nh2 Bc6 28. Nf1 Qb3 29. Qc1 Qe6 30. f3 Nd7 31. Bf2 Nc5 32. Bxc5 Bxc5+ 33. Kh1 Bd4 34. Ng3 Re7 35. Nf5 Rd7 36. Red2 Rbd8 37. Qc2 Kh7 38. Nd5 Bxd5 39. exd5 { 1-0 (39) Ventura Monfort,S (2258)-Lario Cortes,J (1953) ICCF email 2014}) 11. Nxd4 (11. Qxd4 O-O 12. Nc3 (12. Nbd2 Bb7 13. Nf1 Qd7 14. Ng3 Rfe8 15. h3 Rad8 16. Bf4 Qc8 17. Qc4 c5 18. b3 d5 19. exd5 Bxd5 20. Qc3 Qb7 21. Rac1 c4 22. bxc4 Ne4 23. Nxe4 Bxe4 24. Qb3 Qa8 25. Re2 Rd3 26. Qc2 Re3 27. Qd2 Rxe2 28. Qxe2 Ba3 29. Re1 Bb4 30. Rd1 Bc6 31. Qb2 Bxf3 32. gxf3 Qxf3 33. Qc1 Qxh3 34. Bg3 Qc8 35. a3 Bf8 36. Qc3 h6 37. Qd3 Qc5 38. Qd7 Re4 39. Qd8 Qxc4 40. Qa5 Qa4 41. Qxa4 Rxa4 42. Rd8 Rxa3 43. Rxf8+ Kh7 44. Rxf7 Ra1+ 45. Kg2 Re1 46. Ra7 Re6 47. Kf3 Kg6 48. Kf4 h5 49. Ra8 Kf6 50. Ra7 Kg6 51. Bh4 Rb6 52. Kg3 Re6 53. Kf4 Rb6 54. Be7 Re6 55. f3 Kf7 56. Bh4+ Kg6 57. Kg3 Rc6 58. f4 Rc3+ 59. Kf2 Kf5 60. Bg5 g6 61. Rxa6 Rc4 62. Rf6+ Kg4 63. Rxg6 Kf5 64. Kg3 Kxg6 65. Kh4 Rc8 66. Kg3 Rc3+ 67. Kh4 Kf5 68. Bh6 Rc1 69. Bg5 Rh1+ 70. Kg3 Ke4 71. Kg2 Ra1 72. Kf2 Ra3 73. Kg2 Kf5 74. Kf2 Kg4 75. Ke2 h4 {0-1 (75) Kibeshev,R-Prikhodko,P Serpukhov 2001} ) 12... Bb7 13. Bg5 h6 14. Bh4 Re8 15. Rad1 Qc8 16. Qd3 Qg4 17. h3 Qh5 18. Qc4 Rac8 19. Qb3 Rb8 20. Qc4 Rbc8 21. Qb3 Ba8 22. Qa4 g5 23. Bg3 g4 24. e5 Bxf3 25. exf6 Bxd1 26. Nxd1 gxh3 27. fxe7 hxg2 28. Kxg2 Qg5 29. Qd7 h5 30. Nc3 Kg7 31. f4 Qc5 32. Bf2 Qb4 33. Qf5 Rg8 34. Kh3 Qxb2 35. Rg1+ Kh6 36. Qf6+ Rg6 37. Rxg6+ fxg6 38. Bd4 {1-0 (38) Zhidkov,V (2495)-Katalymov,B (2415) Rostov on Don 1976}) 11... Bd7 {White is slightly better.} 12. Nc3 (12. Bf4 O-O 13. Nc3 c5 (13... Rb8 14. Qd2 Re8 15. Rac1 c5 16. Nde2 Qb6 17. b3 Rbd8 18. Be3 Qb7 19. f3 Bc6 20. Nf4 a5 21. Red1 Ra8 22. Rb1 Qa6 23. Nfd5 Nxd5 24. Nxd5 Bxd5 25. Qxd5 a4 26. b4 cxb4 27. Rxb4 Qe2 28. Bf4 Ra5 29. Qd2 Qxd2 30. Bxd2 Ra6 31. Rb7 f6 32. Bb4 Kf8 33. Rc1 Kf7 34. Kf2 Ke6 35. g4 g5 36. Ke3 Raa8 37. Kd3 Reb8 38. Rcc7 Rxb7 39. Rxb7 h5 40. h3 hxg4 41. hxg4 Bd8 {1/2-1/2 (41) Gunsberg,I-Pillsbury,H Monte Carlo 1902}) 14. Nc2 Bc6 15. Qf3 (15. Qd2 Ra7 16. Rad1 Rd7 17. Qe2 a5 18. Qa6 Ba8 19. b3 d5 20. exd5 Nxd5 21. Nxd5 Rxd5 22. Ne3 Rd2 23. h3 h5 24. Be5 Bg5 25. f4 Bh4 26. Rxd2 Qxd2 27. Re2 Qc1+ 28. Kh2 Be4 29. Qxa5 Bd3 30. Qd2 Qb1 31. Qb2 Qxb2 32. Rxb2 Be1 33. g4 hxg4 34. hxg4 f6 35. Bd6 Rc8 36. f5 Kf7 37. Nc4 g6 38. Bf4 Rh8+ 39. Kg1 gxf5 40. Nd6+ Ke6 41. Nxf5 Rg8 42. Ne3 Bc3 43. Rf2 Bb1 44. Re2 Bd3 45. Rg2 Ra8 46. Rf2 Rg8 47. Rf3 Bd4 48. Kh2 Ra8 49. a4 Ra6 50. Nf5 Bxf5 51. gxf5+ Kxf5 52. Bg3+ Ke4 53. Kg2 Ra7 54. Rf4+ Ke3 55. Rg4 Kd3 56. Bf2 f5 57. Rf4 Rf7 58. a5 Rf6 59. Bxd4 cxd4 60. b4 Kc3 61. b5 Rg6+ 62. Kf2 d3 63. Rxf5 d2 64. Rc5+ Kb4 65. Rd5 Kxa5 {1/2-1/2 (65) Rutkus,R (2141)-Struzka,V (2162) ICCF email 2014}) 15... Rb8 16. b3 Qd7 17. Rad1 Rfe8 18. Qd3 Qb7 19. Na3 Bf8 20. f3 Rbd8 21. Bg5 Be7 22. Nc4 Qa7 23. Qc2 h6 24. Bxf6 Bxf6 25. Rxd6 Rxd6 26. Nxd6 c4+ 27. Kh1 cxb3 28. axb3 Rd8 29. Nc4 Qc5 30. h3 Qg5 31. Rd1 Qg3 32. Rxd8+ Bxd8 33. Qd2 Bc7 34. Kg1 f5 35. Qe3 Qh2+ 36. Kf2 Bd8 37. exf5 Bh4+ 38. Kf1 Bd7 39. Ne2 Qh1+ 40. Ng1 Bg3 41. f6 Bh2 42. f7+ Kf8 43. Qc5+ Kxf7 44. Ne5+ Ke6 45. Nxd7 Kxd7 46. Qa7+ Kd8 47. f4 g6 48. Qb6+ Ke7 49. b4 h5 50. Qb7+ Ke8 51. Qc6+ Kf7 52. Qc7+ Ke6 53. Qa7 Kf5 54. Qf7+ Ke4 55. Qxg6+ Kxf4 56. Qf6+ Ke4 57. Qf3+ Kd4 58. Qd1+ Kc4 59. Kf2 Kxb4 60. Qd2+ Kb5 61. Ne2 Bc7 62. Nd4+ Kc4 63. Qc2+ Kxd4 64. Qxc7 Qb1 65. Qd6+ Kc3 66. Qc5+ Kd2 67. Qa5+ Kc1 68. Qg5+ Kc2 69. Qg6+ { 1-0 (69) Bernal Varela,N (2291)-Braakhuis,W (2315) LSS email 2010}) 12... O-O { [#]} 13. Qd3 $1 $146 {[%mdl 8] An important novelty.} ({Predecessor:} 13. Qf3 Re8 (13... Ng4 14. Bf4 Bf6 15. Rad1 Ne5 16. Qe3 Re8 17. Nd5 Nc6 18. Nxf6+ Qxf6 19. f3 Ne5 20. Ne2 Ng6 21. Qc1 Rac8 22. b3 h6 23. Bg3 Be6 24. Qd2 h5 25. Bf2 h4 26. h3 Qe5 27. Bd4 Qb5 28. Rc1 a5 29. Red1 Bd7 30. Nc3 Qh5 31. Nd5 c5 32. Bc3 a4 33. Nb6 Rcd8 34. Nxd7 Rxd7 35. bxa4 d5 36. exd5 Qf5 37. d6 Re6 38. Qc2 Qg5 39. Rb1 Rd8 40. d7 Nf4 41. Re1 c4 42. a5 Nxh3+ 43. Kh1 Nf4 44. Rxe6 Nxe6 45. a6 Qc5 46. Qe4 h3 47. gxh3 Qa7 48. Rg1 Rxd7 49. Qf5 Qa8 50. Bxg7 Nxg7 51. Qxd7 Qxf3+ 52. Rg2 Qf1+ 53. Kh2 Qf4+ 54. Kg1 Qe3+ 55. Rf2 Qe1+ 56. Kg2 Qe4+ 57. Kf1 Qb1+ 58. Ke2 Qxa2+ 59. Qd2 Qxa6 60. Qd8+ Kh7 61. Qf6 Qb5 62. Qxf7 c3+ 63. Ke3 Qc5+ 64. Kd3 {1/2-1/2 (64) Johnson,B (2167)-Mostowik,D (2202) ICCF email 2010}) 14. h3 Qb8 15. b3 Qb7 16. Bg5 h6 17. Bh4 Nh7 18. Bxe7 Rxe7 19. e5 Qxf3 20. Nxf3 {1/2-1/2 (62) Grischuk,A (2778)-Esipenko,A (2716) Moscow 2021} Be6 21. exd6 cxd6 22. Nd5 Rb7 23. Nf4 Nf8 24. Rad1 a5 25. Nd4 a4 26. Ndxe6 Nxe6 27. Nxe6 fxe6 28. Rxe6 axb3 29. axb3 Rxb3 30. Rdxd6 Ra7 31. Re8+ Kh7 32. Rf8 Rbb7 33. Rd2 Rd7 34. Rxd7 Rxd7 35. g4 Rd3 36. Kg2 g5 37. f3 Kg7 38. Ra8 Rd2+ 39. Kg3 Rd3 40. Ra5 Kg6 41. Ra6+ Kg7 42. Ra2 Kg6 43. Rf2 h5 44. Ra2 h4+ 45. Kf2 Rb3 46. Ra6+ Kg7 47. Re6 Ra3 48. Re3 Ra2+ 49. Re2 Ra3 50. Kg2 Kf6 51. Kf2 Rb3 52. Rc2 Ra3 53. Rc6+ Kg7 54. Rc5 Kf6 55. Rf5+ Kg6 56. Re5 Kf6 57. Re3 Ra2+ 58. Re2 Ra3 59. Kg2 Kg6 60. Rf2 Ra4 61. Rb2 Kf6 62. Rb6+ Kg7 {1/2-1/2 (62) Grischuk,A (2778)-Esipenko,A (2716) Moscow 2021}) (13. h3 Re8 14. Bf4 Qb8 (14... c5 15. Nf3 Qb6 16. e5 dxe5 17. Nxe5 Be6 18. Qf3 c4 19. Rad1 Rac8 20. Rd2 Red8 21. Be3 Qc7 22. Rxd8+ Bxd8 23. Bd4 Be7 24. Qe3 Re8 25. Nf3 h6 26. Bxf6 Bxf6 27. Nd5 Qd8 28. Nxf6+ Qxf6 29. Qd4 Rd8 30. Qxf6 gxf6 31. Rc1 Kg7 32. Rc2 a5 33. Kh2 a4 34. a3 Rd1 35. Kg3 h5 36. Rc3 Bd5 37. Kf4 Rb1 38. Rc2 Rd1 39. g3 Be6 40. h4 Kg6 41. Nd2 c3 42. bxc3 Ra1 43. c4 Rxa3 44. c5 Rd3 45. c6 a3 46. c7 Rd4+ 47. Ke3 Ra4 48. Nb3 a2 49. Na1 Ra8 50. Kd4 f5 51. f4 Kf6 52. Kc5 Ke7 53. Kb6 Kd6 54. Re2 Rc8 55. Rd2+ {1/2-1/2 (55) Friedrich,G (1925)-Kern,M (1840) GER email 2014}) 15. b3 Qb7 16. Qd3 Rad8 17. Rad1 h6 18. Qf3 c5 (18... c6 19. e5 dxe5 20. Bxe5 Qc8 21. b4 c5 22. bxc5 Qxc5 23. Bxf6 Bxf6 24. Ne4 Qb6 25. Nxf6+ Qxf6 26. Rxe8+ Bxe8 27. Qxf6 gxf6 28. f3 {1/2-1/2 (28) Flecher,J (1873)-Struzka,V (2025) ICCF email 2018}) 19. Nde2 Be6 20. Ng3 Qb4 21. Re2 c4 22. bxc4 Qxc4 23. Red2 Rc8 24. Nge2 Nh7 25. Bxd6 Ng5 26. Qe3 Bxd6 27. Rxd6 a5 28. R1d3 f5 29. e5 Ne4 30. R6d4 Nxc3 31. Nxc3 Qc5 32. f4 Bc4 33. Rd2 Be6 34. Ne2 Rb8 35. Kh2 Kh7 36. Qd3 Qb5 37. Qxb5 Rxb5 38. Rd6 Rc5 39. Nd4 Bc8 40. Rc2 Rxc2 41. Nxc2 Bb7 42. Nd4 Be4 43. g4 fxg4 44. hxg4 Rb8 45. f5 Bb1 46. a3 Rc8 47. Rd7 {1-0 (47) Harikrishna,P (2731)-Oleksienko,M (2594) Germany 2020}) (13. Bg5 Re8 14. Qd3 h6 15. Bh4 Qb8 16. b3 Qb7 17. Rad1 c5 18. Nf5 Bxf5 19. exf5 Rad8 20. g3 a5 21. Re2 Ng4 22. Bxe7 Rxe7 23. Rxe7 Qxe7 24. Qe4 Ne5 25. Nd5 Qd7 26. Kg2 Nc6 27. Re1 Nd4 28. Ne7+ Kh8 29. Qd5 f6 30. Re4 Kh7 31. g4 Re8 32. Qf7 Nc6 33. Qg6+ Kh8 34. Qxe8+ Qxe8 35. Ng6+ {1-0 (35) Swiercz,D (2649)-Tang,A (2538) Chess.com INT 2020}) 13... Re8 14. Bf4 Qb8 15. b3 Qb7 16. Rad1 Rad8 17. Nc2 h6 18. h3 Bf8 19. Bg3 Bc6 {[%CAl Rf6e4]} 20. f3 Nd7 21. Ne3 Ne5 22. Qc2 Bd7 23. Kh2 c5 24. Ncd5 Nc6 25. Qf2 Be6 26. f4 Nd4 27. f5 Bxd5 28. Nxd5 Rxe4 {[%mdl 64] Remove Defender} 29. Rxe4 Qxd5 30. Ree1 Qxf5 31. Qxf5 Nxf5 {[#]} 32. Bf2 $1 g5 (32... d5 $16) 33. g4 Nh4 34. Bxh4 gxh4 $16 {[%mdl 4096] Endgame KRR-KRB} 35. Kg2 d5 36. Re5 d4 37. Kf3 Rd6 $2 {Loses the game.} (37... a5 $16 38. Rf1 a4) 38. Rxc5 $18 Re6 39. Rc8 Re3+ 40. Kf4 Rxh3 41. Rxd4 {Strongly threatening Rdd8.} Kg7 42. Rdd8 Bb4 43. Kf5 {White threatens Rg8+ and mate.} Rf3+ {[#]} 44. Ke4 $1 Rf2 45. Rg8+ Kf6 46. Rc6+ {[%mdl 64] Double Attack} Ke7 47. Rxh6 ({Less strong is} 47. Rxa6 Bd2 $16) 47... Rxa2 48. Rxh4 Rb2 $2 (48... a5 49. g5 Re2+ 50. Kd5 Rd2+ 51. Rd4 Rf2 52. Re4+ Kd7) 49. Rh3 a5 50. Kd5 Rd2+ 51. Kc4 Rc2+ 52. Kb5 Rf2 53. Re3+ Kf6 54. Rd3 Rf4 55. g5+ Kf5 56. Rg7 Ke6 57. Rh3 Rf5+ 58. Ka6 Bf8 59. Rg8 Bb4 60. Rh6+ Ke5 61. Rb6 Rf3 62. Re8+ Kd5 63. Rf6 Rxb3 64. Rxf7 a4 $2 (64... Rg3 $18 65. Rf5+ Kc4 66. Re4+ Kb3) 65. g6 {White mates.} a3 66. g7 a2 67. Rf1 (67. g8=Q {is a self mate.} a1=Q+ 68. Kb7 Be7+ 69. Kc8 Qa6+ 70. Kd7 Qb7#) 67... Rg3 68. g8=Q+ Rxg8 69. Rxg8 Bc3 70. Rgg1 Kc4 71. Rh1 Kb4 72. Kb6 Kc4 73. Kc6 Bb2 74. Kd6 Bc3 75. Ke6 Bb2 76. Kf5 Bc3 77. Ke4 Bb2 78. Rd1 Bc3 79. Rc1 Kb4 80. Kd3 Bb2 81. Kc2 {Weighted Error Value: White=0.14/Black=0.19} 1-0
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