[Event "Veracruz op 2nd"]
[Site "Xalapa"]
[Date "2024.04.28"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Miranda Mesa, Elier"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2387"]
[BlackElo "2472"]
[PlyCount "87"]
[EventDate "2024.04.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 e6 8. axb5 Nxc3 9. bxc3 cxb5 10. Be2 Bb7 11. 0-0 Be7 12. Qc2 Bd5 13. Ba3 Nc6 14. Rfb1 a6 15. Bxe7 Nxe7 16. Nd2 0-0 17. Nf1 Nf5 18. Ng3 Nxg3 19. hxg3 f6 20. exf6 Qxf6 21. f4 Rfb8 22. Qd2 Qg6 23. Kh2 a5 24. Bf3 b4 25. Bxd5 exd5 26. cxb4 axb4 27. Rxa8 Rxa8 28. Rxb4 h6 29. Qe2 Re8 30. Qf3 Qe4 31. Rb5 Rc8 32. Qxe4 dxe4 33. Kg1 c3 34. Rb1 Kf7 35. Kf2 Ke6 36. Ke3 c2 37. Rc1 Kd5 38. g4 Rc3+ 39. Kd2 Kxd4 40. Rxc2 Rxc2+ 41. Kxc2 Ke3 42. g5 hxg5 43. fxg5 Kf2 44. Kd1 0-1

[Event "Veracruz op 2nd"]
[Site "Xalapa"]
[Date "2024.04.27"]
[Round "4"]
[White "Gutierrez Delgado, Yusuan Alfredo"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C74"]
[WhiteElo "2316"]
[BlackElo "2387"]
[PlyCount "71"]
[EventDate "2024.04.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 f5 6. exf5 Bxf5 7. 0-0 Bd3 8. Re1 Be7 9. Bc2 Bxc2 10. Qxc2 Nf6 11. d4 e4 12. Ng5 d5 13. Nd2 Ng4 14. f3 Bxg5 15. fxg4 0-0 16. Nf1 Rf7 17. Bxg5 Qxg5 18. Ne3 Ne7 19. Qd2 Raf8 20. Rf1 c6 21. Rxf7 Rxf7 22. Rf1 Rxf1+ 23. Kxf1 h5 24. Qf2 hxg4 25. Ke2 Ng6 26. g3 Nf8 27. Qf5 Qxf5 28. Nxf5 Nd7 29. Ke3 g5 30. Nh6+ Kg7 31. Nxg4 Kg6 32. h3 Kf5 33. Nh6+ Kg6 34. Ng4 Kf5 35. Nh6+ Ke6 36. Ng4 1/2-1/2

[Event "Veracruz op 2nd"]
[Site "Xalapa"]
[Date "2024.04.27"]
[Round "5"]
[White "Otero Acosta, Diasmany"]
[Black "Garcia De Dios, Jose Antonio"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2387"]
[BlackElo "2194"]
[PlyCount "70"]
[EventDate "2024.04.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nb6 6. d4 Bg7 7. Bg5 0-0 8. e3 Be6 9. Qa3 Re8 10. Rc1 c6 11. Ne4 N8d7 12. Nd6 f6 13. Nxe8 Qxe8 14. Bh4 Qf7 15. Nd2 a5 16. Bd3 a4 17. Bb1 Bf8 18. 0-0 Bd5 19. Ne4 e5 20. Nc5 g5 21. Bg3 exd4 22. exd4 f5 23. f3 Nc4 24. Qc3 Nxc5 25. dxc5 Bg7 26. Qd3 Bxb2 27. Rce1 f4 28. Bf2 Rd8 29. Re2 Bf6 30. Rfe1 Ne3 31. Bxe3 Bc4 32. Qc2 Bxe2 33. Bf2 Bd3 34. Qxa4 Bxb1 35. Rxb1 Rd7 1/2-1/2

[Event "Veracruz op 2nd"]
[Site "Xalapa"]
[Date "2024.04.26"]
[Round "2"]
[White "Avila Miguel, David"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2007"]
[BlackElo "2387"]
[PlyCount "54"]
[EventDate "2024.04.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Nc3 Nc6 8. Qe2 Qc7 9. f4 d6 10. Be3 Nf6 11. Bxa7 Rxa7 12. 0-0-0 0-0 13. g4 b5 14. g5 Nd7 15. Qh5 b4 16. Ne2 a5 17. Nbd4 Nxd4 18. Nxd4 Ba6 19. e5 Bxd3 20. Rxd3 Rc8 21. Qd1 Rb7 22. exd6 Qxd6 23. Rf1 Nc5 24. Rh3 Rd7 25. Nb3 Qa6 26. Qf3 Nxb3+ 27. axb3 a4 0-1

[Event "Veracruz op 2nd"]
[Site "Xalapa"]
[Date "2024.04.26"]
[Round "3"]
[White "Otero Acosta, Diasmany"]
[Black "Gonzalez Zamora, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2387"]
[BlackElo "2480"]
[PlyCount "55"]
[EventDate "2024.04.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nf3 Nf6 6. 0-0 a6 7. d3 b5 8. Bb3 Nxb3 9. axb3 Bb7 10. e5 Ng4 11. Re1 d6 12. Bf4 dxe5 13. Nxe5 Nxe5 14. Bxe5 Qg5 15. Bg3 Be7 16. Ne4 Qd5 17. f3 Rd8 18. Qe2 h5 19. Bf2 h4 20. h3 Rh6 21. Rad1 Qc6 22. c4 Rg6 23. Kh1 f5 24. Nc3 Kf7 25. Nd5 Bd6 26. Bxh4 Rh8 27. Nc3 Be7 28. d4 1/2-1/2

[Event "Veracruz op 2nd"]
[Site "Xalapa"]
[Date "2024.04.25"]
[Round "1"]
[White "Otero Acosta, Diasmany"]
[Black "Breton Diaz Miron, Jaime Elpidio"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2387"]
[BlackElo "1924"]
[PlyCount "63"]
[EventDate "2024.04.25"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "MEX"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]

1. d4 Nf6 2. Nf3 c6 3. c4 d6 4. Nc3 Qc7 5. Bg5 Nbd7 6. e3 e5 7. Qc2 Be7 8. 0-0-0 0-0 9. Bd3 Re8 10. g4 Nf8 11. Bxf6 Bxf6 12. g5 Bd8 13. Rdg1 b5 14. dxe5 dxe5 15. h4 bxc4 16. Bxc4 Rb8 17. h5 Rb4 18. Nd2 Be6 19. Bxe6 Rxe6 20. a3 Rb8 21. Nc4 Qb7 22. Ne4 Be7 23. h6 g6 24. Rd1 c5 25. f3 Qc7 26. Qc3 Nd7 27. Rxd7 Qxd7 28. Nxe5 Qb7 29. Nd7 f6 30. Nxb8 Qxb8 31. gxf6 Bd8 32. Rd1 1-0

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.31"]
[Round "9"]
[White "Otero Acosta, Diasmany"]
[Black "Martinez Alcantara, Jose Eduardo"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2387"]
[BlackElo "2603"]
[PlyCount "51"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 0-0 9. d4 Ne8 10. Re1 d5 11. Bf4 Bd6 12. Bxd6 Nxd6 13. Bd3 Bf5 14. Bxf5 Nxf5 15. c3 c6 16. Nd2 Nd6 17. Nf3 f6 18. Qc2 Qd7 19. h3 Qf5 20. Qxf5 Nxf5 21. Re2 Rfe8 22. Rae1 Nd6 23. Rxe8+ Rxe8 24. Rxe8+ Nxe8 25. Kf1 Nd6 26. Nd2 1/2-1/2

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.30"]
[Round "8"]
[White "Cori Quispe, Kevin Joel"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2468"]
[BlackElo "2387"]
[PlyCount "50"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 a6 7. Bb2 b5 8. a3 Bb7 9. Qe2 Nbd7 10. g4 e5 11. Nf5 g6 12. Ng3 Nc5 13. 0-0-0 Qc7 14. f4 Ne6 15. fxe5 Nf4 16. Qf3 dxe5 17. g5 Nd7 18. Nce2 Rc8 19. Rd2 Ne6 20. Bh3 Ndc5 21. Rf1 Nxg5 22. Qf6 Nxh3 23. Kb1 Rg8 24. Bxe5 Bg7 25. Bxc7 Bxf6 0-1

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.30"]
[Round "7"]
[White "Otero Acosta, Diasmany"]
[Black "Ibarra Chami, Luis Fernando"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2387"]
[BlackElo "2431"]
[PlyCount "153"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 c4 7. g3 Na5 8. Nbd2 Ne7 9. Bg2 Nc8 10. 0-0 Nb6 11. Re1 Be7 12. h4 h6 13. Qe2 Ba4 14. Nf1 Kd7 15. Be3 Qg8 16. N1h2 Qh7 17. Rac1 Qf5 18. Nd2 Rag8 19. f4 Kc7 20. Qf2 Qh7 21. Nhf3 Kb8 22. Re2 Nd7 23. Nf1 Nb6 24. g4 h5 25. g5 Bd7 26. Ng3 Na4 27. Rce1 Rc8 28. Nh2 g6 29. f5 gxf5 30. Bf3 Qg6 31. Bf4 Ka8 32. Nhf1 Rc6 33. Rc2 Rb6 34. Ne3 Rb3 35. Nd1 Nc6 36. Kg2 Bf8 37. Qe2 Ne7 38. Nxh5 Qh7 39. Rh1 Ng6 40. Bg3 f4 41. Bf2 Bc6 42. Nf6 Qg7 43. Rh3 Be7 44. Kh2 a5 45. Qd2 Rb8 46. h5 Nh8 47. Qxf4 b5 48. Be1 b4 49. axb4 axb4 50. Rg2 bxc3 51. bxc3 Nb2 52. Nxb2 Rxb2 53. Qc1 Ba3 54. Qa1 Rxg2+ 55. Bxg2 Rb3 56. Bd2 Kb7 57. Bc1 Be7 58. Bf3 Qf8 59. Bd1 Rb5 60. Rf3 Qd8 61. Rf2 Ra5 62. Ra2 Ka6 63. Ba3 Bxa3 64. Rxa3 Rxa3 65. Qxa3+ Qa5 66. Qxa5+ Kxa5 67. Kg3 Ba4 68. Bg4 Bc2 69. Kf4 Ka4 70. Ke3 Kb3 71. Kd2 Kb2 72. Be2 Bf5 73. Bd1 Be4 74. Nxe4 dxe4 75. Be2 e3+ 76. Kxe3 Kxc3 77. Ke4 1-0

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.29"]
[Round "6"]
[White "Almeida Quintana, Omar"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2524"]
[BlackElo "2387"]
[PlyCount "154"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. 0-0 0-0 6. b3 Nbd7 7. Bb2 c6 8. e3 b6 9. Qe2 Bb7 10. Nc3 Re8 11. d4 c5 12. cxd5 exd5 13. Rfd1 Bf8 14. dxc5 bxc5 15. Qd3 Qc7 16. Rac1 Bc6 17. Ne2 Qb7 18. Ne1 Ne5 19. Bxe5 Rxe5 20. Qc2 Ree8 21. Nd3 Nd7 22. b4 c4 23. Ndf4 Nb6 24. Nc3 d4 25. Bxc6 Qxc6 26. Rxd4 Bxb4 27. Ncd5 Bc5 28. Nxb6 axb6 29. Rxc4 Ra3 30. Nd3 Qa8 31. Nxc5 Rxa2 32. Qf5 bxc5 33. Rxc5 g6 34. Qd7 Qd8 35. Rc7 Qxd7 36. Rxd7 Re6 37. Kg2 Rf6 38. Rf1 h5 39. h3 Re6 40. Rd3 Kg7 41. g4 h4 42. Rfd1 Rf6 43. R1d2 Rxd2 44. Rxd2 Re6 45. Rd5 f6 46. g5 fxg5 47. Rxg5 Kf6 48. Rd5 Ra6 49. Kf3 Ra2 50. e4 Rb2 51. Ke3 g5 52. Kf3 Rb1 53. Kg4 Rg1+ 54. Kh5 Rg2 55. Rf5+ Ke6 56. Rxg5 Rxf2 57. Kxh4 Rf4+ 58. Rg4 Rf3 59. Rg3 Rf4+ 60. Kg5 Rxe4 61. Kg6 Rh4 62. Re3+ Kd7 63. Kg5 Rh8 64. h4 Rg8+ 65. Kf6 Rg1 66. h5 Rh1 67. Kg6 Rg1+ 68. Kf7 Rf1+ 69. Kg7 Rg1+ 70. Kh7 Rg2 71. Re5 Rg1 72. h6 Rg2 73. Ra5 Ke7 74. Ra7+ Kf8 75. Rg7 Rf2 76. Rg4 Kf7 77. Kh8 Rf1 1/2-1/2

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.29"]
[Round "5"]
[White "Otero Acosta, Diasmany"]
[Black "Espinosa Veloz, Ermes"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2387"]
[BlackElo "2484"]
[PlyCount "55"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. h3 c6 11. Qf3 Bd6 12. Bf4 Rb8 13. b3 Qc7 14. Bxd6 Qxd6 15. Rfe1 Bd7 16. Ne2 Rfe8 17. Ng3 c5 18. c4 d4 19. Ne4 Nxe4 20. Bxe4 g6 21. Bd5 Re7 22. Re4 Rbe8 23. Rae1 Kg7 24. Rxe7 Rxe7 25. Rxe7 Qxe7 26. Qe4 Qxe4 27. Bxe4 Bf5 28. Bd3 1/2-1/2

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.28"]
[Round "4"]
[White "Luna Javier, Edgar Froylan"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "2168"]
[BlackElo "2387"]
[PlyCount "48"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. 0-0 c6 6. c4 Be7 7. Nc3 0-0 8. Qd3 b6 9. Ne5 Nxe5 10. dxe5 Nd7 11. cxd5 cxd5 12. Nxd5 exd5 13. Qxd5 Rb8 14. e6 Nf6 15. exf7+ Rxf7 16. Qb3 Bb7 17. Bf4 Bxg2 18. Rfd1 Qc8 19. Bxb8 Bb7 20. Bxa7 Qh3 21. f3 Ng4 22. Bxb6 Qxh2+ 23. Kf1 Qxg3 24. Bg1 Bh4 0-1

[Event "Mexican op 69th"]
[Site "Mexico City"]
[Date "2024.03.28"]
[Round "3"]
[White "Otero Acosta, Diasmany"]
[Black "Berdayes Ason, Dylan Isidro"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2387"]
[BlackElo "2505"]
[PlyCount "87"]
[EventDate "2024.03.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 0-0 8. Rc1 Nc6 9. cxd5 exd5 10. a3 Bxc3+ 11. Rxc3 Ne7 12. Be2 c6 13. b4 a6 14. 0-0 Bg4 15. Ne5 Bxe2 16. Qxe2 Qe6 17. a4 f6 18. Nd3 Nf5 19. Qg4 Qe4 20. Qxe4 dxe4 21. Nc5 Nd6 22. a5 f5 23. Rd1 Rf7 24. d5 Nb5 25. Rcc1 cxd5 26. Rxd5 Na7 27. h3 Nc6 28. Rc4 Rd8 29. Rxd8+ Nxd8 30. Nb3 Nc6 31. Nd4 Nxd4 32. Rxd4 Rc7 33. g4 fxg4 34. hxg4 Re7 35. Kg2 Kf7 36. Rd6 Re6 37. Rd7+ Re7 38. Rd6 Re6 39. Rd7+ Re7 40. Rd6 Kg8 41. Kg1 Kf7 42. Rb6 Ke8 43. Kg2 Kd8 44. Kg3 1/2-1/2

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.14"]
[Round "10"]
[White "Otero Acosta, Diasmany"]
[Black "Alvarez Calzadilla, Jose Avelino"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2394"]
[BlackElo "2321"]
[PlyCount "69"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 Qa5 9. Qd2 0-0 10. Rc1 Bg4 11. Be2 Nd7 12. d5 b5 13. 0-0 Rac8 14. Bg5 Rfe8 15. Qf4 Bxf3 16. Qxf3 c4 17. Qh3 Qc7 18. f4 Nc5 19. Bg4 Rcd8 20. Rce1 Nd3 21. Re3 Qb6 22. Kh1 h6 23. Bh4 a5 24. Be2 Bxc3 25. Bxd3 cxd3 26. Rxd3 b4 27. e5 Qa6 28. d6 exd6 29. Bxd8 Rxd8 30. Rfd1 Re8 31. Rxd6 Qe2 32. Qxh6 Qxa2 33. Rd8 Qe6 34. f5 Qxe5 35. f6 1-0

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.13"]
[Round "9"]
[White "Borges Matos, Juan R"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2371"]
[BlackElo "2394"]
[PlyCount "26"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Ng5 Rf8 1/2-1/2

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.12"]
[Round "8"]
[White "Otero Acosta, Diasmany"]
[Black "Gallo Garcia, Kemel Antonio"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2394"]
[BlackElo "2348"]
[PlyCount "64"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Be7 8. 0-0 0-0 9. Qe2 cxd4 10. exd4 Nc6 11. Rd1 Qa5 12. Bg5 Re8 13. Bxf6 Bxf6 14. d5 Bxc3 15. bxc3 Nd8 16. d6 Bd7 17. Ne5 Nc6 18. Nxd7 Rad8 19. Nb6 Qxb6 20. Rab1 Qa7 21. Qh5 g6 22. Qg5 Kg7 23. Rd3 h6 24. Qf4 Rd7 25. Rbd1 Qc5 26. Ba2 Red8 27. h4 Qe5 28. Qd2 h5 29. g3 Qc5 30. Qf4 Ne5 31. Re3 Ng4 32. Red3 e5 0-1

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.11"]
[Round "7"]
[White "Berdayes Ason, Dylan Isidro"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2501"]
[BlackElo "2394"]
[PlyCount "43"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 c6 6. Bd2 Qb6 7. Nf3 Bf5 8. Qe2 e6 9. 0-0-0 Be7 10. Ne5 Qxd4 11. f4 Ne4 12. g4 Nxd2 13. Rxd2 Qxf4 14. Rf1 Qh6 15. gxf5 Bg5 16. fxe6 Bxd2+ 17. Qxd2 Qxd2+ 18. Kxd2 fxe6 19. Rf7 Na6 20. Bxa6 bxa6 21. Rxg7 h5 22. Ke3 1-0

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.10"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Garcia Matos, Richard Alejandro"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2394"]
[BlackElo "2315"]
[PlyCount "97"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. e3 Bg4 5. Nc3 e6 6. h3 Bh5 7. g4 Bg6 8. Ne5 Nbd7 9. Nxg6 hxg6 10. Bg2 g5 11. 0-0 Be7 12. Qe2 Nf8 13. f4 gxf4 14. cxd5 exd5 15. exf4 Ng6 16. g5 Nh5 17. Qg4 Qd7 18. f5 Nf8 19. Re1 0-0-0 20. f6 Bd6 21. Re7 Qxg4 22. hxg4 gxf6 23. Rxf7 Nf4 24. Rxf6 N8g6 25. Be3 Nxg2 26. Kxg2 Rh2+ 27. Kg1 Nh4 28. Rf2 Rh3 29. Bf4 Bxf4 30. Rxf4 Rg8 31. Kf2 Ng6 32. Rf6 Rh2+ 33. Kg3 Rxb2 34. Re1 Rd2 35. Ree6 Rd3+ 36. Kf2 Rxc3 37. Rxg6 Rh8 38. Rh6 Rf8+ 39. Ref6 Rc2+ 40. Kf3 Rg8 41. g6 Rc3+ 42. Kf4 Rd3 43. Rf7 Rxd4+ 44. Kf5 Re4 45. g7 Ree8 46. Rd6 a5 47. Rdd7 a4 48. Rc7+ Kb8 49. Rxb7+ 1-0

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.09"]
[Round "5"]
[White "Gomez Sanchez, Jorge Marcos"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2315"]
[BlackElo "2394"]
[PlyCount "75"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 c5 6. e3 Qc7 7. Qe2 cxd4 8. exd4 d5 9. b3 dxc4 10. bxc4 Bb4+ 11. Nbd2 0-0 12. Rb1 Bxd2+ 13. Bxd2 Be4 14. Rc1 Nbd7 15. 0-0 Rac8 16. Rc3 Rfd8 17. Bf4 Qc6 18. Rfc1 h6 19. h4 b5 20. c5 b4 21. Re3 Bd5 22. Bh3 Ne4 23. Ne1 Nc3 24. Qb2 Qa4 25. Nc2 Nxa2 26. Ra1 b3 27. Ne1 Nf6 28. Bg2 Bc4 29. Bf1 Bxf1 30. Kxf1 Qc4+ 31. Kg1 Nb4 32. Rxb3 Nc6 33. Be3 Qd5 34. Nc2 a5 35. Rb6 Ng4 36. Ra4 e5 37. Qb3 Qf3 38. Ne1 0-1

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.08"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Otero Marino, Alain"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2394"]
[BlackElo "2212"]
[PlyCount "74"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. Ne5 Bb4+ 7. Nc3 Nd5 8. Bd2 b5 9. 0-0 Bxc3 10. bxc3 0-0 11. e4 Nb6 12. f4 f6 13. Ng4 Bb7 14. f5 exf5 15. Rxf5 N8d7 16. Qc2 c5 17. Raf1 Qe7 18. Rh5 g6 19. Rh4 cxd4 20. cxd4 f5 21. exf5 Bxg2 22. Kxg2 gxf5 23. Nh6+ Kh8 24. Nxf5 Qe2+ 25. Rf2 Qd3 26. Qxd3 cxd3 27. Bh6 Rf7 28. Nd6 Rxf2+ 29. Kxf2 Nc4 30. Ne4 Rg8 31. g4 Re8 32. g5 Nd6 33. Nxd6 d2 34. Nxe8 d1Q 35. Nf6 Nxf6 36. gxf6 Kg8 37. Bf4 Qxd4+ 0-1

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.07"]
[Round "3"]
[White "Perez Rodriguez, Luis Manuel"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C72"]
[WhiteElo "2316"]
[BlackElo "2394"]
[PlyCount "11"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. d4 1/2-1/2

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.06"]
[Round "2"]
[White "Otero Acosta, Diasmany"]
[Black "Almeida Quintana, Omar"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2394"]
[BlackElo "2506"]
[PlyCount "110"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nce7 7. Qd2 f5 8. f3 Nf6 9. h3 f4 10. Bf2 g5 11. c5 0-0 12. 0-0-0 Ng6 13. Kb1 Rf7 14. Nge2 dxc5 15. Bxc5 Bf8 16. Bf2 a6 17. Nc1 Bd6 18. Nb3 Qe7 19. Rc1 b6 20. a3 Bd7 21. Bd3 h5 22. Qe2 Bc8 23. Nd2 Nd7 24. Nb3 Nf6 25. Na2 g4 26. hxg4 hxg4 27. Rh6 Rg7 28. Rch1 Kf7 29. Be1 Ng8 30. Rh7 Nf6 31. Rxg7+ Kxg7 32. Nb4 Qe8 33. Bc3 g3 34. Nd2 b5 35. Nb3 Bd7 36. Na5 Qb8 37. Nbc6 Qb6 38. b4 Rh8 39. Rc1 Qe3 40. Qc2 Rh2 41. Bf1 Bh3 42. Qb2 Nxe4 43. fxe4 Qxe4+ 44. Qc2 Bf5 45. Qxe4 Bxe4+ 46. Ka1 Kf6 47. a4 Bxg2 48. Bd3 Rh1 49. Nb3 Rxc1+ 50. Nxc1 Bxd5 51. Bxg6 Bxc6 52. Bh5 Kg5 53. axb5 axb5 54. Bd1 g2 55. Ne2 Bf3 0-1

[Event "CUB-ch 60th"]
[Site "Holguin"]
[Date "2024.02.05"]
[Round "1"]
[White "Tamame Soria, Cesar Manuel"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2229"]
[BlackElo "2394"]
[PlyCount "88"]
[EventDate "2024.02.05"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 a6 5. a4 Bg4 6. Be3 Nc6 7. Be2 e5 8. dxe5 dxe5 9. Qxd8+ Rxd8 10. Nd5 Rd7 11. Ng5 Bxe2 12. Kxe2 h6 13. Nf3 f5 14. Nd2 f4 15. Bc5 b6 16. Ba3 Nd4+ 17. Kd1 Nf6 18. Nxf6+ Bxf6 19. Kc1 Ne2+ 20. Kd1 f3 21. gxf3 Nd4 22. h4 Nxf3 23. Bb4 Bxh4 24. Ra3 Nxd2 25. Bxd2 Bxf2 26. Ke2 h5 27. Rf3 Bc5 28. Rf6 Rd6 29. Rhf1 Rxf6 30. Rxf6 h4 31. Rf1 h3 32. Rh1 h2 33. Be1 Bg1 34. Bg3 Rh5 35. Kf3 Kf7 36. Kg4 Kf6 37. b3 b5 38. axb5 axb5 39. Kf3 Rh3 40. c4 bxc4 41. bxc4 c5 42. Kg2 Rxg3+ 43. Kxg3 Kg5 44. Kg2 Kg4 0-1

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.09"]
[Round "9"]
[White "Lopez Gonzalez, Abel Fabian"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "2357"]
[BlackElo "2365"]
[PlyCount "21"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e5 7. Qd2 Nge7 8. Bh6 0-0 9. h4 Bxh6 10. Qxh6 f6 11. Qd2 1/2-1/2

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.08"]
[Round "8"]
[White "Otero Acosta, Diasmany"]
[Black "Hernandez Machado, Patricia M"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2365"]
[BlackElo "2204"]
[PlyCount "15"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nf3 Nf6 6. 0-0 Nxe4 7. Nxe4 d5 8. Nxd4 1-0

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.07"]
[Round "7"]
[White "Argote Heredia, Valentina"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2240"]
[BlackElo "2365"]
[PlyCount "102"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 g6 7. Be3 Nbd7 8. Qd2 h5 9. 0-0-0 Bg7 10. Be2 b5 11. Kb1 Bb7 12. Nb3 Rc8 13. Bd4 0-0 14. a3 Qc7 15. h3 Ne5 16. g4 h4 17. Rhe1 Rfd8 18. g5 Nh5 19. Qe3 Rd7 20. Bb6 Qb8 21. f4 Nc4 22. Bxc4 bxc4 23. Na5 Ba8 24. e5 Nxf4 25. Qxf4 Qxb6 26. Nxc4 Qc5 27. b3 Bxe5 28. Qg4 Rdc7 29. Na4 Qf2 30. Nab6 Bf3 31. Qg1 Qxg1 32. Rxg1 Bxd1 33. Nxc8 Bxc2+ 34. Kxc2 Rxc8 35. Kd3 Bg7 36. Ke4 Rc5 37. Ne3 e6 38. Rb1 Rc3 39. Ng4 d5+ 40. Kf4 Rxh3 41. Nf6+ Bxf6 42. gxf6 Rg3 43. a4 g5+ 44. Ke5 h3 45. b4 h2 46. Rh1 Rg2 47. b5 axb5 48. axb5 g4 49. b6 g3 50. Kf4 e5+ 51. Kf3 Rb2 0-1

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.06"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Herrera, Juan Sebastian"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2365"]
[BlackElo "2196"]
[PlyCount "98"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. g3 d5 5. Bg2 d4 6. Ne2 Nc6 7. d3 e5 8. 0-0 Be7 9. Ne1 h5 10. f4 h4 11. Nf3 hxg3 12. Nxg3 exf4 13. Bxf4 g5 14. Bd2 g4 15. Ne1 Bd6 16. Bf4 Bxf4 17. Rxf4 Qh4 18. Nf1 Nf6 19. e5 Nxe5 20. Qe2 Qg5 21. Rf2 0-0 22. Ng3 Re8 23. Qf1 Nh5 24. Nxh5 Qxh5 25. Be4 a5 26. Ng2 Qg5 27. Qc1 Qxc1+ 28. Rxc1 Ra6 29. c3 dxc3 30. Rxc3 Rd6 31. Rxc5 b6 32. Rd5 Rxd5 33. Bxd5 Be6 34. Bxe6 Rxe6 35. Nf4 Rd6 36. Re2 f6 37. Re3 Rd4 38. Re4 Rd6 39. Kg2 Kf7 40. d4 Nf3 41. d5 f5 42. Rc4 Kf6 43. Rc8 Ng5 44. Re8 Ne4 45. h3 gxh3+ 46. Kxh3 Kg5 47. Ne6+ Kf6 48. Nf4 Kg5 49. Ne6+ Kf6 1/2-1/2

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.04"]
[Round "5"]
[White "Guerrero Rodriguez, Alejandra"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2023"]
[BlackElo "2365"]
[PlyCount "68"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Be2 Bb7 7. a3 Qc7 8. 0-0 Nf6 9. Qd3 d6 10. Be3 Nbd7 11. Nb3 Ne5 12. Qd4 Rc8 13. f3 Be7 14. Qb6 Qxb6 15. Bxb6 Nc4 16. Bxc4 bxc4 17. Nd2 d5 18. exd5 Nxd5 19. Bd4 f6 20. Rfe1 Kf7 21. Rad1 Rhd8 22. Nde4 e5 23. Nxd5 Rxd5 24. Bc5 Rxd1 25. Rxd1 Ke6 26. Bb4 f5 27. Bxe7 fxe4 28. Bb4 exf3 29. Rd6+ Kf5 30. Rd7 Bc6 31. Rxg7 fxg2 32. Rxh7 Rd8 33. Rg7 Rd1+ 34. Kf2 Rf1+ 0-1

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.03"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Gonzalez Velasco, Leandro"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2365"]
[BlackElo "2019"]
[PlyCount "81"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 d6 6. f4 Ne7 7. Nf3 Ng6 8. 0-0 Be7 9. Ng5 f6 10. f5 fxg5 11. fxg6 hxg6 12. e5 d5 13. Qg4 Qc7 14. Qg3 Rh5 15. Bd2 Rb8 16. Na4 Bd7 17. c4 Kd8 18. Rae1 Be8 19. b3 d4 20. Re4 Kc8 21. Rg4 Qd8 22. Qe1 Rh4 23. Rg3 g4 24. Qe4 g5 25. Rxg4 Rxg4 26. Qxg4 Kd7 27. Qe4 Bh5 28. g4 Be8 29. Qh7 Rb7 30. Qxg7 Kc8 31. Qg8 Kd7 32. Rf3 Qc7 33. Qg7 Kc8 34. Rh3 Qd8 35. Qg8 Bd7 36. Rh8 Qxg8 37. Rxg8+ Kc7 38. Ba5+ Rb6 39. Nxb6 axb6 40. Bxb6+ Kxb6 41. Rg7 1-0

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.02"]
[Round "3"]
[White "Otero Acosta, Diasmany"]
[Black "Hernandez Gil, Ineymig"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2365"]
[BlackElo "2328"]
[PlyCount "85"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 Bf5 5. d4 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qb6 9. Nxg6 hxg6 10. g3 Nbd7 11. Bd2 Bd6 12. f4 Bb4 13. Bg2 Bxc3 14. Bxc3 Ng4 15. Ke2 Nxh2 16. e4 dxe4 17. Bxe4 Nf6 18. Qxb6 axb6 19. Bg2 0-0-0 20. a4 Nhg4 21. a5 Rxh1 22. Rxh1 bxa5 23. Bxa5 Re8 24. Kf3 Kd7 25. Bc3 Ra8 26. d5 cxd5 27. cxd5 Ra4 28. dxe6+ fxe6 29. Rh4 b5 30. Rxg4 Nxg4 31. Kxg4 b4 32. Bxg7 Ke7 33. Be5 Kf7 34. Kg5 b3 35. g4 Rc4 36. Bf1 Rc8 37. Bd3 Rc6 38. Bxg6+ Kg8 39. Kf6 Rc1 40. Bf7+ Kh7 41. g5 Rg1 42. g6+ Kh6 43. Kxe6 1-0

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.05.01"]
[Round "2"]
[White "Obregon Garcia, Roxangel"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2196"]
[BlackElo "2365"]
[PlyCount "133"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Qb6 7. Nb3 Qc7 8. 0-0 Bb7 9. f4 Nf6 10. Be3 d6 11. e5 b4 12. exf6 bxc3 13. f5 e5 14. fxg7 Bxg7 15. f6 Bf8 16. Be2 Nd7 17. Bh5 Nb6 18. Qg4 Nc4 19. Bc5 Nd2 20. Rf2 cxb2 21. Rd1 b1Q 22. Rfxd2 Qxd1+ 23. Rxd1 Qd7 24. Qg3 Qf5 25. Bg4 Qxf6 26. Na5 Bc8 27. Bf3 Rb8 28. Nc6 Rb5 29. Ba3 d5 30. c4 Rb6 31. Bxf8 Kxf8 32. Bxd5 Rg8 33. Qa3+ Kg7 34. Rf1 Rxc6 35. Rxf6 Rxf6 36. Qg3+ Kf8 37. Qxe5 Rf5 38. Qd6+ Kg7 39. Be4 Rh5 40. Qd4+ f6 41. Qa7+ Kh8 42. Qf7 Rh6 43. Bd5 Rhg6 44. Qe7 Bh3 45. Kf2 Rxg2+ 46. Bxg2 Rxg2+ 47. Kf3 f5 48. c5 Rg4 49. Qe8+ Kg7 50. c6 Bg2+ 51. Kf2 Bxc6 52. Qxc6 Rg6 53. Qd7+ Kg8 54. Qxf5 Kg7 55. Qe5+ Kg8 56. a4 Rh6 57. a5 Rg6 58. Kf3 Kf7 59. Qc7+ Kg8 60. Kf4 Rf6+ 61. Kg5 Rg6+ 62. Kf5 Rh6 63. Qd8+ Kg7 64. Qe7+ Kg8 65. Qg5+ Rg6 66. Qxg6+ hxg6+ 67. Kxg6 1-0

[Event "Guillermo Garcia Memorial-C"]
[Site "Santa Clara"]
[Date "2022.04.30"]
[Round "1"]
[White "Otero Acosta, Diasmany"]
[Black "Quesada Vera, Liordis"]
[Result "1/2-1/2"]
[ECO "C69"]
[WhiteElo "2365"]
[BlackElo "2360"]
[PlyCount "35"]
[EventDate "2022.04.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "CUB"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Nc3 0-0-0 10. Be3 c5 11. Nb3 b6 12. a4 a5 13. Nd5 Ne7 14. c4 Nc6 15. Bf4 Ne5 16. Bxe5 fxe5 17. Nd2 Kb7 18. Nf3 1/2-1/2

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.29"]
[Round "6"]
[White "Mateus Urbano, Luis Alejandro"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2335"]
[BlackElo "2352"]
[PlyCount "136"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3 g6 9. 0-0-0 Bg7 10. g4 h6 11. Bxf6 Nxf6 12. f5 Bd7 13. fxg6 fxg6 14. Nd5 Nxd5 15. exd5 Qb6 16. Qe4 0-0-0 17. c3 Kb8 18. Be2 Rc8 19. Rhf1 Bf6 20. Rf3 h5 21. gxh5 gxh5 22. h3 Rhg8 23. Kb1 h4 24. Ka1 Rg5 25. Nb3 Re5 26. Qc2 Rg8 27. Bf1 Rg3 28. Rxg3 hxg3 29. Nd4 Rxd5 30. Bg2 Ra5 31. Qg6 Be5 32. Qf7 Bf6 33. Qg8+ Ka7 34. Qxg3 Ba4 35. Rd2 Bb3 36. a3 Bf7 37. Qf2 Bg6 38. Ka2 Re5 39. Nf3 Qxf2 40. Rxf2 Re3 41. a4 Kb6 42. Nd2 Bf7+ 43. Ka3 Re1 44. c4 Bg6 45. Kb3 Bd4 46. c5+ dxc5 47. Rf8 Re2 48. Nc4+ Kc7 49. Bf1 Re1 50. a5 Bf6 51. Bg2 Rg1 52. Bd5 Rg3+ 53. Ka2 Rxh3 54. Rg8 Bf5 55. Nb6 Rh2 56. Na8+ Kd6 57. Rd8+ Ke5 58. Nb6 e6 59. Re8 Kd6 60. Bxb7 Rxb2+ 61. Ka3 Rb5 62. Nc4+ Kd7 63. Rf8 Ke7 64. Re8+ Kxe8 65. Nd6+ Kd7 66. Nxb5 axb5 67. a6 Kc7 68. Bf3 Kb6 0-1

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.29"]
[Round "7"]
[White "Otero Acosta, Diasmany"]
[Black "Ortiz Verdesoto, Anahi Eduarda"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "2352"]
[BlackElo "1982"]
[PlyCount "19"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 Be7 6. Bg2 c6 7. 0-0 d5 8. Nbd2 0-0 9. b3 Nbd7 10. Bb2 1/2-1/2

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.28"]
[Round "4"]
[White "Guerra Tulcan, Lenin"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2344"]
[BlackElo "2352"]
[PlyCount "58"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c4 e5 4. Nc3 g6 5. Be2 Bg7 6. 0-0 Ne7 7. d3 Nbc6 8. Ne1 0-0 9. Nc2 h6 10. a3 f5 11. exf5 gxf5 12. Bf3 Be6 13. Ne3 Qd7 14. Bd5 f4 15. Bxe6+ Qxe6 16. Ned5 f3 17. gxf3 Nd4 18. Kh1 Nxd5 19. Nxd5 Qh3 20. Rg1 Nxf3 21. Rg2 Kh8 22. Ne7 Rf6 23. Be3 Re8 24. Nd5 Rf5 25. Qe2 Ref8 26. Ne7 Rh5 27. Ng6+ Kg8 28. Qxf3 Rxf3 29. Rag1 Rf7 0-1

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.28"]
[Round "5"]
[White "Otero Acosta, Diasmany"]
[Black "Lopez Rayo, Santiago"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2352"]
[BlackElo "2139"]
[PlyCount "79"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 dxc4 9. bxc4 c5 10. 0-0 cxd4 11. exd4 a6 12. Rd1 Qc7 13. Ne4 Be7 14. Nxf6+ Nxf6 15. Ne5 Nd7 16. Bf4 Bd6 17. Bd3 h6 18. Qe2 Rd8 19. Qh5 Nxe5 20. dxe5 Bf8 21. Qg4 Kh8 22. Rab1 Bd7 23. Bg5 Rdb8 24. Qe4 g6 25. Bf6+ Kh7 26. h4 h5 27. g4 Bc6 28. Qe2 hxg4 29. Qxg4 Bh6 30. h5 Rg8 31. hxg6+ fxg6 32. Be4 Raf8 33. Bxc6 Qxc6 34. Rd6 Qc8 35. Qxe6 Qxe6 36. Rxe6 Rf7 37. Reb6 Rc8 38. Rxb7 Rcc7 39. Rxc7 Rxc7 40. e6 1-0

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.27"]
[Round "2"]
[White "Beltran, Carlos Armando"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2142"]
[BlackElo "2352"]
[PlyCount "76"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. e3 b6 4. b3 Bb7 5. Bb2 d5 6. Be2 Nbd7 7. Qc2 c5 8. h3 Bd6 9. 0-0 0-0 10. d3 Rc8 11. Nbd2 Qe7 12. Rfe1 e5 13. cxd5 Nxd5 14. Rad1 f5 15. Qb1 Bb8 16. Bf1 N7f6 17. Qa1 e4 18. Ne5 Nb4 19. Rc1 Bxe5 20. Bxe5 Nxd3 21. Bxd3 exd3 22. Bxf6 Rxf6 23. Qc3 Rd8 24. Rcd1 Rg6 25. g3 b5 26. Kh2 Rh6 27. f3 g5 28. e4 g4 29. exf5 Rxh3+ 30. Kg2 Qf7 31. Qe5 Rh5 32. Qxc5 gxf3+ 33. Kf2 Rh2+ 34. Ke3 Rd5 35. Qxa7 Qe7+ 36. Kf4 Rxf5+ 37. Kxf5 Rh5+ 38. Kf4 Qg5# 0-1

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.27"]
[Round "3"]
[White "Otero Acosta, Diasmany"]
[Black "Herrera, Juan Sebastian"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2352"]
[BlackElo "2204"]
[PlyCount "119"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bb5+ Nc6 9. 0-0 Qa5 10. Qa4 Qxa4 11. Bxa4 0-0 12. Be3 cxd4 13. cxd4 Bg4 14. Bxc6 bxc6 15. Rfc1 Rfd8 16. Ne5 Bxe5 17. dxe5 Rdc8 18. Rab1 Rc7 19. f3 Be6 20. a4 Rac8 21. Rc5 Kf8 22. Kf2 Ke8 23. g4 Kd7 24. Kg3 Ra8 25. f4 Kc8 26. f5 Bd7 27. e6 fxe6 28. fxe6 Bxe6 29. Bf4 Rb7 30. Rxc6+ Kd7 31. Rxb7+ Kxc6 32. Rxe7 Bg8 33. a5 a6 34. Be3 Kd6 35. Rb7 Rc8 36. Kf4 h5 37. Rb6+ Rc6 38. gxh5 gxh5 39. Kg5 Kc7 40. Rxc6+ Kxc6 41. Kxh5 Bh7 42. e5 Kd5 43. Bf4 Ke4 44. e6 Kf5 45. e7 Bg6+ 46. Kh6 Be8 47. Bg5 Ke6 48. Kg7 Bh5 49. Kf8 Kd7 50. Bd2 Be8 51. Bb4 Bh5 52. Kg7 Ke6 53. Kh6 Be8 54. Kg5 Kf7 55. h4 Bd7 56. h5 Ba4 57. Kf5 Bd1 58. h6 Bc2+ 59. Ke5 Ke8 60. Kf6 1-0

[Event "Cali Masificacion op"]
[Site "Cali"]
[Date "2021.12.26"]
[Round "1"]
[White "Otero Acosta, Diasmany"]
[Black "Guerrero, Ever"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2352"]
[BlackElo "2079"]
[PlyCount "91"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Ne5 Nbd7 6. Nd2 Qe7 7. Bd3 c5 8. c3 a6 9. Bg3 g6 10. f4 cxd4 11. cxd4 Nh5 12. Bf2 Bxe5 13. fxe5 f5 14. Rc1 0-0 15. 0-0 Nb6 16. Qb3 Qd8 17. Nf3 h6 18. Be1 Nc4 19. Bb4 Rf7 20. Bxc4 dxc4 21. Rxc4 Bd7 22. Rfc1 Qb6 23. Rc5 Ng7 24. Nd2 Bc6 25. Nc4 Qd8 26. Nd6 Rf8 27. Qd3 Qg5 28. e4 fxe4 29. Nxe4 Qf5 30. Rxc6 bxc6 31. Bxf8 Rxf8 32. Rf1 Qxf1+ 33. Qxf1 Rxf1+ 34. Kxf1 Nf5 35. Ke2 Nxd4+ 36. Kd3 Nb5 37. Kc4 Kf7 38. Kc5 Ke7 39. Kxc6 Nd4+ 40. Kb6 a5 41. a4 h5 42. Nc5 h4 43. h3 g5 44. b4 Kd8 45. bxa5 Kc8 46. a6 1-0

[Event "Medellin Luces op"]
[Site "Medellin"]
[Date "2021.12.20"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Ramirez, Benjamin Dario"]
[Result "1/2-1/2"]
[ECO "D93"]
[WhiteElo "2342"]
[BlackElo "2203"]
[PlyCount "98"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. h3 c6 7. Nf3 Nbd7 8. Rc1 dxc4 9. Bxc4 Nb6 10. Bb3 Nbd5 11. Nxd5 Nxd5 12. Bg3 h6 13. 0-0 Kh7 14. Qe2 f5 15. Be5 Bf6 16. Bc2 Be6 17. Bb1 Qe8 18. Bh2 Bg7 19. Ne5 Nf6 20. Rfd1 Rd8 21. Nd3 Qf7 22. b3 Nd5 23. Ne5 Qe8 24. f3 Nf6 25. g4 Nd7 26. Nd3 Bd5 27. Nf4 e5 28. Nxd5 cxd5 29. dxe5 Nxe5 30. gxf5 gxf5 31. Rc7 Rf7 32. Rxf7 Qxf7 33. Bxe5 Bxe5 34. f4 Bg7 35. Qd3 Rf8 36. Kh2 Qh5 37. Rg1 Qf3 38. Rg3 Qf2+ 39. Rg2 Qf3 40. Qe2 Qxe2 41. Rxe2 d4 42. exd4 Bxd4 43. Re7+ Kg6 44. Rxb7 Re8 45. Rd7 Re2+ 46. Kg3 Re3+ 47. Kg2 Re2+ 48. Kf1 Rf2+ 49. Ke1 Rxf4 1/2-1/2

[Event "Medellin Luces op"]
[Site "Medellin"]
[Date "2021.12.20"]
[Round "7"]
[White "Pedraza, Yonnattanth"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2116"]
[BlackElo "2342"]
[PlyCount "68"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 Nf6 7. Nf3 c5 8. a3 Ba5 9. Be2 cxd4 10. Nxd4 Bxc3+ 11. bxc3 0-0 12. 0-0 a6 13. Be3 Nbd7 14. Nb3 Qc7 15. Qd4 e5 16. Qd3 b6 17. Rfd1 Bb7 18. Qd6 Rac8 19. a4 a5 20. Qxc7 Rxc7 21. Rd6 Bc6 22. c5 Nxc5 23. Bxc5 bxc5 24. Nxa5 Ba8 25. Bb5 Nd5 26. c4 Nf4 27. Bc6 Ne2+ 28. Kf1 Nd4 29. Bd5 Ra7 30. Bxa8 Rfxa8 31. Nc6 Nxc6 32. Rxc6 f6 33. Rxc5 Rxa4 34. Rxa4 Rxa4 1/2-1/2

[Event "Medellin Luces op"]
[Site "Medellin"]
[Date "2021.12.19"]
[Round "5"]
[White "Iral Castro, Brahiam"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1799"]
[BlackElo "2342"]
[PlyCount "50"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 g6 3. Nf3 Bg7 4. Bd3 0-0 5. 0-0 d6 6. Nbd2 Nc6 7. b3 e5 8. dxe5 dxe5 9. e4 Nh5 10. Ba3 Re8 11. Nc4 Nf4 12. Ne3 Nxd3 13. Qxd3 Qxd3 14. cxd3 Be6 15. Rac1 Rad8 16. Rfd1 Rd7 17. Ng5 Red8 18. Nxe6 fxe6 19. Rc3 Nd4 20. Kf1 Nb5 21. Rc5 Nxa3 22. Ra5 Bf8 23. Ke2 b6 24. Rxe5 Bg7 25. Rxe6 Nb5 0-1

[Event "Medellin Luces op"]
[Site "Medellin"]
[Date "2021.12.19"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Ospina Castro, Santiago"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2342"]
[BlackElo "2052"]
[PlyCount "79"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 f6 7. Bd3 fxe5 8. dxe5 c4 9. Bc2 g6 10. h4 Nh6 11. h5 Ng4 12. Qe2 gxh5 13. Rxh5 Bd7 14. Nd4 Nxd4 15. cxd4 Qxd4 16. Rh4 h5 17. Be3 Qxe5 18. Bg6+ Ke7 19. Bxh5 Nxe3 20. fxe3 Bg7 21. Nc3 Qg3+ 22. Qf2 Be5 23. Rh3 Qg7 24. Kd2 Raf8 25. Qe2 Be8 26. Bxe8 Rxh3 27. gxh3 Kxe8 28. Rf1 Rxf1 29. Qxf1 Bxc3+ 30. bxc3 Qf8 31. Qxf8+ Kxf8 32. e4 dxe4 33. a4 b6 34. Ke3 a6 35. Kxe4 b5 36. axb5 axb5 37. Kd4 e5+ 38. Kc5 Ke7 39. Kxb5 Kf6 40. Kxc4 1-0

[Event "Medellin Luces op"]
[Site "Medellin"]
[Date "2021.12.18"]
[Round "2"]
[White "Otero Acosta, Diasmany"]
[Black "Iral Salazar, Jorge Ivan"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2342"]
[PlyCount "55"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 c6 5. e4 Bg7 6. h3 Na6 7. Be3 0-0 8. Be2 Bd7 9. 0-0 Qc7 10. Nd2 e5 11. d5 Ne8 12. Rb1 f5 13. f3 f4 14. Bf2 Qd8 15. b4 Qg5 16. Kh2 Nac7 17. c5 Rd8 18. Qb3 Kh8 19. Nc4 Bc8 20. Rfd1 Rf6 21. Rd2 Bf8 22. Rbd1 dxc5 23. bxc5 cxd5 24. exd5 Rf7 25. Ne4 Qh6 26. Nxe5 Rf5 27. Ng4 Qh5 28. d6 1-0

[Event "Medellin Luces op"]
[Site "Medellin"]
[Date "2021.12.18"]
[Round "3"]
[White "Paniagua, Fabio de Jesus"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1660"]
[BlackElo "2342"]
[PlyCount "70"]
[EventDate "2021.12.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Be2 Nf6 4. d3 d5 5. exd5 exd5 6. 0-0 Nc6 7. Re1 Be7 8. Nbd2 0-0 9. Nf1 Qc7 10. Bg5 h6 11. Bh4 Be6 12. a3 g5 13. Bg3 Qd7 14. Qd2 Ne8 15. h4 f6 16. hxg5 hxg5 17. Qd1 Ng7 18. c4 d4 19. N3d2 f5 20. f4 g4 21. Bf2 Rf6 22. g3 Rh6 23. Nh2 Kf7 24. Ndf1 Rah8 25. Qa4 R8h7 26. Kg2 Qc8 27. Rab1 Bd7 28. Qc2 Ne5 29. Bg1 Bc6+ 30. Kf2 Qh8 31. Rec1 Rxh2+ 32. Nxh2 Rxh2+ 33. Bxh2 Qxh2+ 34. Ke1 Nf3+ 35. Bxf3 Qg1+ 0-1

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.15"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Carrillo Gil, William Alexander"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2342"]
[BlackElo "1895"]
[PlyCount "59"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 f5 6. exf5 Bxf5 7. Bd3 Qd7 8. Nge2 Nf6 9. 0-0 0-0 10. Nf4 Na6 11. Bxf5 Qxf5 12. Ne6 Rf7 13. h3 h5 14. a3 Rc8 15. Nb5 Ne4 16. g4 hxg4 17. hxg4 Qf3 18. Qxf3 Rxf3 19. Kg2 Rb3 20. Nxg7 Kxg7 21. Re1 Nf6 22. Rxe7+ Kf8 23. Rxb7 Nxg4 24. Bd2 Ne5 25. Bc3 Kg8 26. Rxa7 Nxc4 27. Rh1 Rxc3 28. bxc3 Nb8 29. Rah7 Rf8 30. Rh8+ 1-0

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.15"]
[Round "7"]
[White "Trujillo, Otoniel"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2101"]
[BlackElo "2342"]
[PlyCount "68"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. Nd2 d6 7. Qe2 Nbd7 8. 0-0 Be7 9. c3 Qc7 10. N2f3 0-0 11. Bg5 b6 12. Rae1 Bb7 13. Bb1 Rfe8 14. Nd2 h6 15. Bxf6 Bxf6 16. f4 g6 17. Qg4 Bg7 18. f5 Ne5 19. Qh3 Qe7 20. fxe6 fxe6 21. Re3 Bc8 22. N4f3 Bd7 23. Nxe5 dxe5 24. Rg3 g5 25. Rgf3 Rf8 26. Qh5 Rf4 27. Rxf4 exf4 28. e5 Qc5+ 29. Kh1 Qxe5 30. Qf3 Rd8 31. Qd3 Qd5 32. Qh7+ Kf8 33. Ne4 Bb5 34. Re1 Qd1 0-1

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.14"]
[Round "5"]
[White "Hernandez Sanchez, Jairo Andres"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2382"]
[BlackElo "2342"]
[PlyCount "121"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 7. Be3 e5 8. Bxc6+ bxc6 9. dxe5 Qxd1+ 10. Kxd1 Ng4 11. Nd2 Nxe3+ 12. fxe3 Be7 13. h3 0-0 14. c4 Re8 15. Nf4 Bf8 16. Nf3 f6 17. exf6 Rxe3 18. Re1 Rxe1+ 19. Kxe1 gxf6 20. Rd1 Kf7 21. Kf2 a5 22. g4 a4 23. Rd3 Rb8 24. b3 axb3 25. axb3 Ra8 26. Kg3 Be7 27. Nh4 Ra1 28. Nf5 Bxf5 29. gxf5 Rg1+ 30. Kf3 Rf1+ 31. Ke4 Re1+ 32. Re3 Rf1 33. Ne6 Bd6 34. Rf3 Re1+ 35. Kd3 Ke7 36. Re3 Rf1 37. Ke2 Rb1 38. Nxc5+ Kf7 39. Ne6 Rb2+ 40. Kf3 Be7 41. Rd3 Rh2 42. Kg3 Rb2 43. Nd4 Bd6+ 44. Kf3 c5 45. Nc6 Bh2 46. Rd7+ Ke8 47. Re7+ Kf8 48. Rb7 h5 49. Nd8 Bd6 50. Ne6+ Kg8 51. Rb6 Be7 52. Rb8+ Kf7 53. Rb7 Rh2 54. Kg3 Rh1 55. Nxc5 Rf1 56. Ne4 Ke8 57. c5 Rxf5 58. c6 Kd8 59. Rxe7 Kxe7 60. c7 h4+ 61. Kg2 1-0

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.14"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Corredor Rengifo, Luis Fernando"]
[Result "1-0"]
[ECO "E24"]
[WhiteElo "2342"]
[BlackElo "2154"]
[PlyCount "101"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 0-0 5. a3 Bxc3+ 6. bxc3 b6 7. e4 d6 8. Bd3 Nc6 9. Bg5 h6 10. Bh4 e5 11. Ne2 Ba6 12. 0-0 g5 13. Bf2 Nh5 14. g3 Na5 15. c5 Bxd3 16. Qxd3 dxc5 17. Rad1 cxd4 18. cxd4 exd4 19. Nxd4 Ng7 20. Qc3 Qc8 21. Nb5 c5 22. g4 a6 23. Nd6 Qe6 24. Rd5 Rad8 25. Rfd1 Nc6 26. Qb2 Rb8 27. Nf5 Nxf5 28. gxf5 Qe7 29. Bg3 Nd4 30. Bxb8 Rxb8 31. Kf2 Qc7 32. Kg2 Qf4 33. Qf2 g4 34. Qg3 Qxf3+ 35. Qxf3 gxf3+ 36. Kf2 Kg7 37. Rb1 Re8 38. e5 Nxf5 39. Rxb6 Rc8 40. Rd7 c4 41. Rf6 c3 42. Rfxf7+ Kg8 43. Rc7 Rxc7 44. Rxc7 Nd4 45. Rxc3 Kf7 46. Rc4 Nb3 47. Rc6 a5 48. Rxh6 Nd2 49. Ra6 Nc4 50. e6+ Kf6 51. a4 1-0

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.13"]
[Round "2"]
[White "Otero Acosta, Diasmany"]
[Black "Gomez Viana, Duvan Leandro"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2342"]
[BlackElo "1812"]
[PlyCount "69"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 dxc4 5. e3 a6 6. a4 Bb4 7. Bxc4 0-0 8. 0-0 b6 9. e4 Bxc3 10. bxc3 Nxe4 11. Qc2 Bb7 12. Re1 Nf6 13. Ne5 h6 14. Ba3 Re8 15. f4 Nc6 16. f5 Nxe5 17. dxe5 Nd5 18. fxe6 Rxe6 19. Rad1 c6 20. Ba2 Qg5 21. Bb1 c5 22. Bc1 Qg4 23. Qh7+ Kf8 24. Bf5 Qxg2+ 25. Kxg2 Nf6+ 26. Kg3 Nxh7 27. Bxe6 fxe6 28. Rd7 Bc6 29. Rc7 Bxa4 30. Rf1+ Kg8 31. Rff7 Nf8 32. Rxg7+ Kh8 33. Bxh6 Rd8 34. Rgf7 Rd3+ 35. Kf2 1-0

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.13"]
[Round "3"]
[White "Trujillo Quesada, Harlinson"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1941"]
[BlackElo "2342"]
[PlyCount "58"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Ne5 0-0 6. Bd3 c5 7. c3 Qc7 8. Bg3 Nbd7 9. f4 Ne4 10. Nd2 Nxd2 11. Kxd2 Nf6 12. Qf3 b5 13. Bh4 Ne4+ 14. Bxe4 dxe4 15. Qxe4 Bb7 16. Qd3 c4 17. Qe2 f6 18. Nf3 b4 19. Ke1 bxc3 20. bxc3 Be4 21. Kf2 Bd3 22. Qd2 Rab8 23. a4 Rb3 24. a5 Rfb8 25. Ra2 Ba3 26. Rha1 Bb2 27. Rc1 Bxc1 28. Qxc1 Rb1 29. Qd2 g5 0-1

[Event "Tolima Deportivo op"]
[Site "Tolima"]
[Date "2021.11.12"]
[Round "1"]
[White "Pena Mora, Carlos"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1442"]
[BlackElo "2342"]
[PlyCount "100"]
[EventDate "2021.11.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. b3 d5 5. Nbd2 cxd4 6. exd4 Qa5 7. Bd3 Ba3 8. 0-0 Nc6 9. Bxa3 Qxa3 10. c4 0-0 11. Re1 b6 12. Qc1 Qxc1 13. Raxc1 dxc4 14. bxc4 Ba6 15. Ne4 Rfd8 16. Nxf6+ gxf6 17. Be4 Rac8 18. d5 Na5 19. Nd2 Nxc4 20. Nxc4 Bxc4 21. dxe6 Bxe6 22. a3 Rxc1 23. Rxc1 Rc8 24. Rxc8+ Bxc8 25. f4 f5 26. Bd3 Kf8 27. Kf2 Ke7 28. Ke3 Kd6 29. Kd4 h6 30. h4 Bd7 31. g3 f6 32. Bc4 b5 33. Bd3 Kc6 34. Be2 Be6 35. Bf3+ Kb6 36. Bd1 a5 37. Bc2 b4 38. a4 b3 39. Bd3 b2 40. Kc3 Kc5 41. Bc2 Bd7 42. Kxb2 Kd4 43. Bd1 Ke3 44. Kc3 Kf2 45. Kd4 Kxg3 46. h5 Kxf4 47. Bc2 Kg3 48. Ke3 f4+ 49. Ke2 f3+ 50. Kf1 Bh3+ 0-1

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "13"]
[White "Jordan Vilchez, Moises Daniel"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1865"]
[BlackElo "2351"]
[PlyCount "68"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. Bd3 dxc3 5. Nxc3 Nc6 6. Nf3 d6 7. 0-0 Bg4 8. Bc4 e6 9. Bf4 Be7 10. h3 Bxf3 11. Qxf3 0-0 12. Rfd1 Qb8 13. Rac1 a6 14. g4 Ne5 15. Bxe5 dxe5 16. g5 Ne8 17. Rd7 Bxg5 18. Rcd1 Nf6 19. R7d6 b5 20. Bb3 Qb7 21. Kh1 b4 22. Rg1 Bf4 23. Qg2 g6 24. Nd5 exd5 25. Rxf6 Kg7 26. Bxd5 Qe7 27. Rxg6+ fxg6 28. Bxa8 Rxa8 29. Rd1 Rd8 30. Re1 Qg5 31. Qf3 Qh4 32. Rg1 Rd2 33. Rg2 Rxb2 34. Qd3 Kh6 0-1

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "7"]
[White "Lopez Ramirez, David Santiago"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "1876"]
[BlackElo "2351"]
[PlyCount "60"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. d4 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 Nd5 10. Nf3 Qa5 11. Qd2 Bb4 12. Rc1 c5 13. g3 Bb7 14. Bg2 cxd4 15. Qxd4 Nc6 16. Qd2 Nce7 17. Bxe7 Kxe7 18. 0-0 Bxc3 19. bxc3 Rad8 20. Nd4 a6 21. Bxd5 Bxd5 22. Qf4 Rh7 23. Rfd1 Qxa2 24. Nc6+ Ke8 25. Nxd8 Kxd8 26. Ra1 Qe2 27. Re1 Qc2 28. Qe3 Ke7 29. Rxa6 Kf8 30. Rb6 Qb2 1-0

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "1"]
[White "Otero Acosta, Diasmany"]
[Black "Collantes Tovar, Santiago"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2351"]
[BlackElo "1604"]
[PlyCount "73"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 Nbd7 8. Be3 a5 9. g4 Nc5 10. Nd2 Bd7 11. Be2 b6 12. h4 Qc8 13. Rg1 Rb8 14. h5 Qe8 15. h6 Bh8 16. f3 a4 17. Kf2 b5 18. cxb5 Bxb5 19. Nxb5 Rxb5 20. Bxb5 Qxb5 21. Bxc5 Qxc5+ 22. Kg2 Rb8 23. Rc1 Qb5 24. Rc2 Nd7 25. Rxc7 Nc5 26. b3 axb3 27. Nxb3 Nxb3 28. axb3 Bf6 29. Qc2 Qb6 30. Rc8+ Rxc8 31. Qxc8+ Qd8 32. Qxd8+ Bxd8 33. Ra1 Kf8 34. Ra8 Ke7 35. Ra7+ Kf6 36. Rd7 Bb6 37. Rxd6+ 1-0

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "9"]
[White "Otero Acosta, Diasmany"]
[Black "Estrada Velandia, Henry Andres"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2351"]
[BlackElo "2055"]
[PlyCount "57"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Bd6 5. g3 Ne7 6. Bg2 h6 7. 0-0 0-0 8. Nbd2 f5 9. Ne5 f4 10. Ndf3 fxg3 11. hxg3 Nd7 12. Bf4 Nxe5 13. Nxe5 Nf5 14. Rad1 Qf6 15. e4 Nxd4 16. Rxd4 Bxe5 17. Bxe5 Qxe5 18. Rd2 d4 19. c5 b6 20. cxb6 axb6 21. Qxc6 Rxa2 22. Qxb6 Ba6 23. Rc1 d3 24. f4 Qf6 25. Bh3 Re8 26. Rc6 Qg6 27. Kf2 Bc8 28. Rxc8 Rxc8 29. Qxe6+ 1-0

[Event "Bogota El Tablazo op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Gutierrez Herrera, Jose Antonio"]
[Result "1-0"]
[ECO "D67"]
[WhiteElo "2342"]
[BlackElo "2090"]
[PlyCount "102"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 0-0 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Ne4 N5b6 12. Bb3 e5 13. 0-0 Kh8 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Qd6 Qxd6 17. Nxd6 Kg8 18. Rfd1 g6 19. Rd4 Kg7 20. Re4 Nd5 21. Bxd5 cxd5 22. Re7 Be6 23. Rcc7 Kf6 24. Nxb7 Rfc8 25. Nc5 Rxc7 26. Rxc7 a5 27. b3 Ke5 28. Nxe6 Kxe6 29. Kf1 a4 30. b4 a3 31. Rc3 d4 32. exd4 Kd5 33. b5 Kxd4 34. Rb3 Rb8 35. b6 Rb7 36. Ke2 f5 37. Kd2 Kc4 38. f4 h6 39. h4 Rd7+ 40. Kc2 Rb7 41. g3 h5 42. Rb1 Kc5 43. Kc3 Kc6 44. Kc4 Kd7 45. Kb5 Kc8 46. Re1 Rf7 47. Ka6 Rf6 48. Ka7 Rf7+ 49. Ka8 Rf8 50. Rc1+ Kd7+ 51. Ka7 Ke8 1-0

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "5"]
[White "Otero Acosta, Diasmany"]
[Black "Ordonez Gonzalez, Gabriel"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2351"]
[BlackElo "1994"]
[PlyCount "101"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 Nc6 7. d5 Nb8 8. Be3 c5 9. Bd3 a6 10. a4 Nbd7 11. 0-0 Rb8 12. Qd2 Ne8 13. Bh6 Nc7 14. Nh2 Ne5 15. Be2 f5 16. Bxg7 Kxg7 17. f4 Nf7 18. Bd3 fxe4 19. Nxe4 b5 20. axb5 axb5 21. b3 bxc4 22. bxc4 Ne8 23. Nf3 Nf6 24. Qc3 Bf5 25. Nxf6 exf6 26. Bxf5 gxf5 27. Ra7 Qb6 28. Rfa1 Qb3 29. Qxb3 Rxb3 30. Nh4 Rb4 31. Nxf5+ Kg6 32. Ne7+ Kg7 33. R1a4 Rfb8 34. Nc6 Rb1+ 35. Kh2 Re8 36. Rd7 Kg6 37. Raa7 Nh6 38. Ne7+ Kh5 39. g4+ Nxg4+ 40. hxg4+ Kxg4 41. Rxd6 Reb8 42. Ra2 R8b3 43. Ng8 Rh3+ 44. Kg2 Rg3+ 45. Kf2 Rbg1 46. Nxf6+ Kf5 47. Re2 Kxf4 48. Nh5+ Kg4 49. Nxg3 Rxg3 50. Re4+ Kf5 51. Kxg3 1-0

[Event "Bogota El Tablazo op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "7"]
[White "Palencia Morales, Wilson Guillermo"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "2310"]
[BlackElo "2342"]
[PlyCount "95"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. Nc3 g6 4. h4 Bg7 5. Nh3 d6 6. d5 Na6 7. Nf4 Ne4 8. Nxe4 fxe4 9. g3 Nc5 10. Bh3 Bxh3 11. Rxh3 Qd7 12. Qc2 0-0 13. Rh2 e5 14. Nh3 c6 15. dxc6 bxc6 16. Ng5 Ne6 17. Qxe4 Nd4 18. Be3 d5 19. Qd3 e4 20. Qd2 Nf5 21. Bf4 Rfe8 22. cxd5 cxd5 23. Rd1 h6 24. Nh3 d4 25. Qc2 Rac8 26. Qb3+ Qf7 27. Qxf7+ Kxf7 28. Rc1 d3 29. Rxc8 Rxc8 30. exd3 exd3 31. Kd2 Rc2+ 32. Kxd3 Rxb2 33. Rh1 Rxa2 34. Rc1 Ra3+ 35. Kd2 Nxh4 36. Rc7+ Kg8 37. Be3 Nf3+ 38. Ke2 Nd4+ 39. Kd2 Nf3+ 40. Ke2 Nd4+ 41. Kf1 Be5 42. Rd7 Bg7 43. Rc7 Nb5 44. Rb7 a6 45. Nf4 g5 46. Nh5 Be5 47. Ng7 Bxg7 48. Rc7 1/2-1/2

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "11"]
[White "Pinzon, Jairo David"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "A70"]
[WhiteElo "2145"]
[BlackElo "2351"]
[PlyCount "93"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bf4 a6 8. Nf3 Bg7 9. Qa4+ Bd7 10. Qb3 Qc7 11. e5 Nh5 12. exd6 Qc8 13. Bg5 0-0 14. Be2 b5 15. 0-0 Re8 16. Be7 Nf4 17. Rfe1 Nxe2+ 18. Rxe2 Bg4 19. Ne4 c4 20. Qe3 Qf5 21. Rd1 Nd7 22. Ng3 Qf6 23. Bxf6 Rxe3 24. Rxe3 Bxf6 25. Rd2 Kg7 26. Ne4 Rd8 27. Nxf6 Nxf6 28. Ne5 Bf5 29. d7 Nxd7 30. Nxd7 Rxd7 31. d6 Be6 32. f4 Kf6 33. Kf2 h5 34. g3 Bf5 35. Rd4 Be6 36. Re5 Bf5 37. a4 bxa4 38. Ra5 Bc2 39. Rxa6 Bb3 40. Ke3 Ke6 41. Kd2 f6 42. Kc3 g5 43. fxg5 fxg5 44. Ra5 Rxd6 45. Rxd6+ Kxd6 46. Rxg5 Bd1 47. Kxc4 0-1

[Event "Bogota El Tablazo Blitz op"]
[Site "Bogota"]
[Date "2021.11.07"]
[Round "3"]
[White "Ramirez, Francisco Javier"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1914"]
[BlackElo "2351"]
[PlyCount "59"]
[EventDate "2021.11.07"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Be2 Nf6 5. Nbd2 Nc6 6. 0-0 Be7 7. Re1 0-0 8. c3 Qc7 9. h3 Rd8 10. Qc2 b5 11. a3 a5 12. Nf1 Ba6 13. Bg5 b4 14. axb4 axb4 15. exd5 Nxd5 16. Bd2 Nf4 17. Bxf4 Qxf4 18. Ne3 Bb7 19. Rxa8 Bxa8 20. Nc4 Bf6 21. Ne3 g6 22. Ra1 bxc3 23. bxc3 Nb4 24. Qd2 Bxf3 25. gxf3 Nd5 26. Rc1 Qg5+ 27. Kf1 Nf4 28. d4 Qh4 29. Ke1 Nxh3 30. Rd1 0-1

[Event "Bogota El Tablazo op"]
[Site "Bogota"]
[Date "2021.11.06"]
[Round "5"]
[White "Ruiz Aguilar, Pablo Alexander"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2144"]
[BlackElo "2342"]
[PlyCount "32"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Bd3 Nc6 7. Nxc6 dxc6 8. 0-0 e5 9. Nc3 Bc5 10. h3 g5 11. Bxg5 Rg8 12. h4 h6 13. Bxh6 Ng4 14. Bg5 Rxg5 15. hxg5 Qxg5 16. Be2 Qh4 0-1

[Event "Bogota El Tablazo op"]
[Site "Bogota"]
[Date "2021.11.05"]
[Round "2"]
[White "Leal Cortes, Diego Fernando"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1822"]
[BlackElo "2342"]
[PlyCount "63"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. Qe2 d6 7. 0-0 Qc7 8. c4 g6 9. b3 Bg7 10. Bb2 0-0 11. Nd2 Nbd7 12. Rac1 b6 13. Kh1 Bb7 14. b4 Nh5 15. g3 Rae8 16. f3 f5 17. N2b3 Bh6 18. Rce1 Ne5 19. Bc1 Bg7 20. Be3 Nxd3 21. Qxd3 fxe4 22. fxe4 Rxf1+ 23. Rxf1 Nf6 24. Nd2 d5 25. exd5 exd5 26. Kg1 Ng4 27. Bf4 dxc4 28. Bxc7 cxd3 29. Bxb6 Bxd4+ 30. Bxd4 Re2 31. Nf3 d2 32. Nxd2 0-1

[Event "Bogota El Tablazo op"]
[Site "Bogota"]
[Date "2021.11.05"]
[Round "3"]
[White "Otero Acosta, Diasmany"]
[Black "Rodriguez Munoz, Cesar Esteban"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "2342"]
[BlackElo "1794"]
[PlyCount "51"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 c6 8. Qc2 Nbd7 9. Rd1 Re8 10. a3 a6 11. Bd3 dxc4 12. Bxc4 Nd5 13. Bg3 N7f6 14. 0-0 Qa5 15. Ne2 Bf8 16. e4 Ne7 17. Ba2 Rd8 18. Ne5 Nh5 19. Nc4 Qg5 20. Bc7 Bd7 21. f4 Qh4 22. Bxd8 Rxd8 23. Rd3 f6 24. Rh3 Qg4 25. Ne3 Qg6 26. g4 1-0

[Event "Bogota El Tablazo op"]
[Site "Bogota"]
[Date "2021.11.04"]
[Round "1"]
[White "Otero Acosta, Diasmany"]
[Black "Cordero Gonzalez, Victor William"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2342"]
[BlackElo "1599"]
[PlyCount "67"]
[EventDate "2021.11.04"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 c6 6. e3 0-0 7. h3 Nbd7 8. cxd5 Nxd5 9. Nxd5 cxd5 10. Be2 Qa5+ 11. Nd2 e5 12. 0-0 exd4 13. Nb3 Qb6 14. Nxd4 Ne5 15. b3 Nc6 16. Nxc6 bxc6 17. Rc1 Ba6 18. Bxa6 Qxa6 19. Qc2 Rac8 20. Rfd1 f5 21. Be7 Rfe8 22. Bc5 Re6 23. Bd4 Rce8 24. Bxg7 Kxg7 25. Rd4 h6 26. Ra4 Qb6 27. Qb2+ Kh7 28. Qa3 R8e7 29. Ra6 Qb7 30. Rcxc6 Rxc6 31. Rxc6 Rxe3 32. Qd6 Re1+ 33. Kh2 Re7 34. Qxg6+ 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.21"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Corredor Sanchez, Fabian Ricardo"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2348"]
[BlackElo "2055"]
[PlyCount "105"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 0-0 6. e3 b6 7. Rc1 Bb7 8. Bxf6 Bxf6 9. cxd5 exd5 10. g3 Nd7 11. Bg2 Re8 12. Nb5 Rc8 13. Nxa7 Ra8 14. Nb5 c6 15. Nd6 Rf8 16. Nxb7 Qc7 17. a3 Qxb7 18. 0-0 Rfc8 19. Ne1 b5 20. Bh3 Rc7 21. Bxd7 Rxd7 22. Nd3 Rc7 23. Rc3 Be7 24. Qf3 Bd6 25. Rfc1 Ra4 26. h4 h6 27. Kg2 Rc4 28. b4 Qa8 29. Nb2 Rxc3 30. Rxc3 Ra7 31. e4 dxe4 32. Qxe4 Rxa3 33. Rxa3 Qxa3 34. Nd3 Bxb4 35. Ne5 Bf8 36. Qxc6 Qd6 37. Qb7 b4 38. Qxf7+ Kh7 39. f4 Qf6 40. Qxf6 gxf6 41. Nc4 f5 42. Kf3 h5 43. Ke3 Kg7 44. Kd3 Kf6 45. Ne3 Bg7 46. Nd5+ Ke6 47. Nxb4 Bf8 48. Nc2 Bd6 49. Kc4 Bc7 50. d5+ Kd7 51. Nd4 Bb6 52. Nxf5 Bf2 53. Kd3 1-0

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.18"]
[Round "9"]
[White "Juarez Flores, Carlos Armando"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2374"]
[BlackElo "2348"]
[PlyCount "78"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 b5 11. Nd5 f5 12. exf5 Bxf5 13. c3 Bg7 14. Nc2 0-0 15. Nce3 Bg6 16. a4 Rb8 17. axb5 axb5 18. Ra6 Nd4 19. Bd3 e4 20. Bb1 Nf5 21. Nxf5 Bxf5 22. Ne3 Bg6 23. h4 h5 24. g4 hxg4 25. Rxd6 Qe7 26. h5 Bh7 27. h6 Be5 28. Qxg4+ Kh8 29. Rd7 Qe8 30. Nd5 Rg8 31. Qh3 Rg5 32. Re7 Qd8 33. Qd7 Qxd7 34. Rxd7 f5 35. Ke2 Bg6 36. Ne7 Re8 37. Ba2 Bh7 38. Rhd1 Rb8 39. Nd5 f4 1-0

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.18"]
[Round "10"]
[White "Otero Acosta, Diasmany"]
[Black "Lorenzana, Wilson Estuardo"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "2348"]
[BlackElo "2220"]
[PlyCount "62"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Qd2 Nf6 8. f3 0-0 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. h4 h5 13. Bg5 Rc5 14. g4 hxg4 15. f4 Nc4 16. Qd3 b5 17. f5 a5 18. h5 Nxh5 19. Nd5 Rxd5 20. exd5 Bxd4 21. fxg6 Bxb2+ 22. Kb1 f5 23. Rxh5 Be5 24. Qf1 Qe8 25. Rh6 Rf6 26. Bxf6 Bxf6 27. Qh1 Na3+ 28. Kc1 Bg5+ 29. Kb2 Bf6+ 30. Kc1 Nc4 31. Kb1 Qd8 1/2-1/2

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.17"]
[Round "8"]
[White "Otero Acosta, Diasmany"]
[Black "Avila Pavas, Santiago"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "2348"]
[BlackElo "2412"]
[PlyCount "110"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. 0-0 Ne7 10. Nc1 Qb4 11. Rb1 0-0 12. a3 Qb6 13. b4 Qc7 14. N3e2 Bd7 15. c3 Nxe2+ 16. Nxe2 b6 17. d4 Rad8 18. Rfc1 Bc8 19. c4 Nc6 20. f4 f5 21. d5 Ne7 22. Nc3 fxe4 23. Nb5 Qd7 24. Bxe4 exd5 25. cxd5 Qxb5 26. bxc5 Qa4 27. Rb4 Qxa3 28. cxb6 axb6 29. Bxb6 Rde8 30. Rc7 Bf5 31. Bg2 Rf7 32. Bd4 Bxd4+ 33. Qxd4 Nc8 34. Ra4 Qb3 35. Rb4 Qe3+ 36. Qxe3 Rxe3 37. Rc6 Ra7 38. Rb8 Re8 39. Rb2 Bd7 40. Rc3 Kf7 41. Kf2 Ne7 42. h3 h5 43. Rcb3 Rea8 44. Rb6 Ra2 45. Rxa2 Rxa2+ 46. Kg1 Nf5 47. g4 hxg4 48. hxg4 Nh4 49. Be4 Bxg4 50. Rxd6 Nf3+ 51. Bxf3 Bxf3 52. Rd8 Rd2 53. d6 Ke6 54. Rg8 Kf5 55. Rd8 Kxf4 0-1

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.17"]
[Round "7"]
[White "Rios Parra, Alejandro"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "2252"]
[BlackElo "2348"]
[PlyCount "74"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. f4 d6 8. Qf3 Nbd7 9. g4 Nc5 10. g5 Nfd7 11. Be3 b5 12. a3 Bb7 13. h4 Nxd3+ 14. cxd3 Nc5 15. Rd1 g6 16. h5 Bg7 17. h6 Bf8 18. Rh2 Be7 19. Rc2 Qd8 20. Qg4 0-0 21. b4 Nd7 22. Nxe6 fxe6 23. Qxe6+ Rf7 24. Rdc1 Nf8 25. Qb3 d5 26. exd5 Rc8 27. d6 Rxc3 28. Rxc3 Bxd6 29. Kd2 Qd7 30. Rf1 Ne6 31. Rcc1 Nc7 32. f5 Nd5 33. fxg6 hxg6 34. Rxf7 Qxf7 35. Rh1 Kh7 36. Rh4 Qf5 37. d4 Bg3 0-1

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.16"]
[Round "5"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2448"]
[BlackElo "2348"]
[PlyCount "135"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bf5 5. Nc3 e6 6. Bg2 Nbd7 7. 0-0 dxc4 8. Bg5 Be7 9. h3 0-0 10. Nh4 h6 11. Bxf6 Bxf6 12. Nxf5 exf5 13. e3 Nb6 14. Rc1 Qe7 15. Qc2 g6 16. Na4 Nd5 17. Qxc4 Nxe3 18. fxe3 b5 19. Qd3 bxa4 20. Rxc6 Rab8 21. Qc3 Rfd8 22. g4 Bg5 23. gxf5 Bxe3+ 24. Kh1 Bxd4 25. Qf3 Qe3 26. fxg6 Qxf3 27. Rxf3 fxg6 28. Rxg6+ Kh7 29. Rg4 Rxb2 30. Rf7+ Kh8 31. Be4 Bg7 32. Rgxg7 Re2 33. Bg2 Rxa2 34. Rh7+ Kg8 35. Rfg7+ Kf8 36. Rxa7 Kg8 37. Rxh6 Rd1+ 38. Kh2 Rdd2 39. Rg6+ Kf8 40. Rg3 Rd4 41. Rf3+ Kg8 42. Rc3 Rd8 43. Kg3 Kh8 44. Bf3 Rb8 45. Rc4 Rg8+ 46. Rg4 Ra3 47. Ra6 Rg7 48. Ra5 Kh7 49. Rxg7+ Kxg7 50. h4 Ra1 51. Kf4 a3 52. Ra7+ Kh6 53. Ra6+ Kg7 54. Kg5 a2 55. Bg4 Rb1 56. Ra7+ Kh8 57. Rxa2 Rb8 58. Bf5 Rg8+ 59. Bg6 Rb8 60. Ra7 Kg8 61. Bf5 Kh8 62. Be6 Rb5+ 63. Bf5 Rb8 64. Kh6 Re8 65. Bg6 Rd8 66. Rh7+ Kg8 67. Bf7+ Kf8 68. Rh8+ 1-0

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.16"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Arenas Vanegas, David"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2348"]
[BlackElo "2457"]
[PlyCount "105"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. c3 d6 7. Bb3 Kh8 8. Ng5 Qe8 9. f4 h6 10. Nh3 Bg4 11. Qe1 Be6 12. f5 Bxb3 13. axb3 d5 14. Nd2 Qd7 15. Qe2 Rad8 16. b4 a6 17. Nf2 Rfe8 18. Nf3 Nh7 19. h4 Bf8 20. g4 g6 21. Kh2 Bg7 22. Rg1 Ra8 23. Be3 b5 24. Qd2 dxe4 25. Nxe4 gxf5 26. gxf5 Qxf5 27. Bxh6 Bxh6 28. Qxh6 Qf4+ 29. Qxf4 exf4 30. Nfg5 Nxg5 31. Nxg5 f6 32. Ne4 f5 33. Nf6 Rf8 34. Nd5 Ne5 35. Nxf4 Rg8 36. Rg3 Ng4+ 37. Kh3 Rae8 38. h5 Kh7 39. Kh4 Ne5 40. Rxa6 Ng4 41. Rc6 Rg7 42. Ng6 Re2 43. Kg5 Ne5 44. Ra6 f4 45. Kxf4 Rf7+ 46. Kg5 Nf3+ 47. Kg4 Nh2+ 48. Kg5 Nf3+ 49. Kg4 Nh2+ 50. Kh3 Nf1 51. Rg2 Re3+ 52. Kg4 Ref3 53. Kh4 1/2-1/2

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.15"]
[Round "3"]
[White "Lopez Rayo, Santiago"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2019"]
[BlackElo "2348"]
[PlyCount "76"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Nd5 Be7 11. Bxf6 Bxf6 12. c4 b4 13. Nc2 a5 14. g3 Bg5 15. h4 Bh6 16. Bh3 0-0 17. Bxc8 Rxc8 18. b3 Kh8 19. Qh5 Qe8 20. Rd1 Qe6 21. 0-0 f5 22. exf5 Rxf5 23. Qg4 Rcf8 24. Qe4 Nd8 25. f3 g5 26. Nce3 R5f7 27. h5 Nb7 28. Qg4 Qe8 29. a3 bxa3 30. Nc3 Qc6 31. Kg2 Nc5 32. Nb5 e4 33. Rxd6 exf3+ 34. Kh3 Qe8 35. Qd4+ Bg7 36. Qxc5 Rf5 37. Nxf5 Qxh5+ 38. Nh4 g4+ 0-1

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.15"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Munoz Galvez, Jhon Edison"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2348"]
[BlackElo "2326"]
[PlyCount "104"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Nbd2 a5 8. a4 Ba7 9. h3 Ne7 10. Re1 Ng6 11. Nf1 c6 12. Ng3 Re8 13. Bb3 Be6 14. d4 Bxb3 15. Qxb3 Qc7 16. Bg5 Nd7 17. Nf5 Ndf8 18. Rad1 Ne6 19. Be3 exd4 20. cxd4 Nef4 21. Bxf4 Nxf4 22. g3 Ne6 23. d5 cxd5 24. Rxd5 Rad8 25. Red1 Bc5 26. Kg2 Bb4 27. Qe3 f6 28. N3d4 Nxd4 29. Nxd4 Qc4 30. Qf3 Re5 31. b3 Qc3 32. Qxc3 Bxc3 33. Nb5 Bb4 34. Rxe5 fxe5 35. f4 exf4 36. gxf4 Rf8 37. Kf3 Rf6 38. f5 g6 39. Kg4 Kg7 40. Nc7 gxf5+ 41. exf5 Rf7 42. Nd5 Bc5 43. h4 b5 44. f6+ Kf8 45. axb5 Rb7 46. Kf5 Rxb5 47. Rd3 Bf2 48. Ke6 Rc5 49. Rd2 Be1 50. Rg2 Bc3 51. h5 Bd4 52. f7 h6 1-0

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.14"]
[Round "2"]
[White "Otero Acosta, Diasmany"]
[Black "Hernandez, Jeronimo"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2348"]
[BlackElo "2033"]
[PlyCount "80"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ne4 5. d3 Nxc3 6. bxc3 c5 7. g3 Nc6 8. Bg2 Bg4 9. h3 Bxf3 10. Qxf3 e6 11. Qe2 Qc7 12. f4 h5 13. 0-0 0-0-0 14. Bd2 Be7 15. a4 g6 16. Rfb1 Rd7 17. a5 a6 18. Rb2 c4 19. Be3 cxd3 20. cxd3 Kb8 21. Bb6 Qc8 22. Qf2 f6 23. exf6 Bxf6 24. d4 h4 25. g4 g5 26. Re1 Re8 27. Rbe2 Nd8 28. f5 Rd6 29. Bc5 Rc6 30. Bxd5 Rxc5 31. dxc5 Bxc3 32. Rc1 Bxa5 33. fxe6 Nxe6 34. Qf7 Nc7 35. Rxe8 Qxe8 36. Qxe8+ Nxe8 37. Rb1 b5 38. cxb6 Nf6 39. Bc6 Bc3 40. Rd1 Bd4+ 1-0

[Event "Manizales Las Americas op-A"]
[Site "Manizales"]
[Date "2021.10.14"]
[Round "1"]
[White "Pazos Gambarrotti, Plinio Efrain"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2066"]
[BlackElo "2348"]
[PlyCount "28"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d3 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Ng5 Rf8 14. Nf3 Re8 1/2-1/2

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.08"]
[Round "8"]
[White "Espinoza Villanueva, Rodrigo"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "1994"]
[BlackElo "2359"]
[PlyCount "57"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. e4 g6 5. d4 exd4 6. Nxd4 d6 7. Bg5 Bg7 8. Nxc6 bxc6 9. Bd3 h6 10. Bh4 Rb8 11. Qe2 0-0 12. 0-0-0 Re8 13. Qc2 g5 14. Bg3 Nh5 15. Be2 Nxg3 16. hxg3 Qf6 17. f4 gxf4 18. Rdf1 Qd4 19. Rf3 fxg3 20. Rxg3 Qe5 21. Rd3 f5 22. Rdh3 fxe4 23. Rh5 Qd4 24. g4 Be6 25. Nd1 Bf7 26. R5h3 Bg6 27. g5 e3 28. Qc3 Qe4 29. Bf1 0-1

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.07"]
[Round "7"]
[White "Otero Acosta, Diasmany"]
[Black "Lopez Gil, Alfredo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2359"]
[BlackElo "1943"]
[PlyCount "97"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. Bf4 Bd6 4. Bg3 Nf6 5. Nbd2 b6 6. e3 Bb7 7. Ne5 c6 8. Bd3 Qc7 9. f4 c5 10. c3 Nbd7 11. Qf3 c4 12. Bc2 b5 13. a4 b4 14. a5 b3 15. Bb1 a6 16. 0-0 0-0 17. Bh4 g6 18. Nxd7 Nxd7 19. e4 f6 20. Qe3 Rae8 21. Bxf6 Nxf6 22. e5 Be7 23. exf6 Rxf6 24. g3 Bd6 25. Nf3 Bxf4 26. gxf4 Qxf4 27. Qxf4 Rxf4 28. Ne5 Rxf1+ 29. Kxf1 Rb8 30. Ra4 Bc8 31. Rb4 Rxb4 32. cxb4 Kg7 33. Kf2 Kh6 34. Kg3 Kg5 35. h4+ Kh5 36. Ng4 Bb7 37. Nf6+ Kh6 38. Kf4 Kg7 39. Nd7 Bc6 40. Nc5 Kf6 41. Nxa6 h6 42. Nb8 g5+ 43. hxg5+ hxg5+ 44. Ke3 Bb5 45. a6 Bxa6 46. Nxa6 e5 47. Nc7 g4 48. Nxd5+ Ke6 49. Be4 1-0

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.07"]
[Round "6"]
[White "Palma Villanueva, Miguel Ta"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2070"]
[BlackElo "2359"]
[PlyCount "75"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Nc3 Nxc3 8. bxc3 d5 9. Bd3 Be7 10. 0-0 Bd7 11. Ne1 Rc8 12. Bd2 Na5 13. Qg4 Kf8 14. Rb1 b6 15. Nc2 Nc4 16. Be1 g6 17. f4 Ba4 18. Qe2 Bxc2 19. Bxc2 Na3 20. g4 Nxb1 21. Bxb1 Rg8 22. Kh1 Rc6 23. Qf3 f5 24. gxf5 gxf5 25. Qh5 Rg7 26. Qh6 Qd7 27. Rg1 Bd8 28. Bxf5 exf5 29. Rxg7 Qxg7 30. Qxc6 Qf7 31. Qc8 Ke8 32. Bh4 Qd7 33. Qa8 a5 34. e6 Qxe6 35. Qxd8+ Kf7 36. Qc7+ Kg6 37. Qe7 Qc8 38. Qf6+ 1-0

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.06"]
[Round "5"]
[White "Otero Acosta, Diasmany"]
[Black "Ayala Pena, Eduardo Azael"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2359"]
[BlackElo "2165"]
[PlyCount "60"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 b6 9. 0-0 Bb7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qh4 c5 14. dxc5 Bxc5 15. Bg5 h6 16. Bxf6 Qxf6 17. Qxf6 gxf6 18. Rfd1 Bxf3 19. Bxf3 Rad8 20. Kf1 Kg7 21. Ke2 f5 22. Bh5 Kf6 23. f4 a5 24. a3 Rxd1 25. Rxd1 Bxa3 26. Rd7 Bc5 27. h3 Bb4 28. Kf3 Bc5 29. g4 fxg4+ 30. hxg4 Bb4 1/2-1/2

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.06"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Turincio Garcia, Sergio"]
[Result "1/2-1/2"]
[ECO "D58"]
[WhiteElo "2359"]
[BlackElo "2139"]
[PlyCount "130"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. Rc1 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. g3 c5 12. Bg2 cxd4 13. Nxd4 Nc6 14. Nxc6 Bxc6 15. 0-0 Rc8 16. Qb3 d4 17. Rfd1 Bxg2 18. Kxg2 Qd7 19. exd4 Bxd4 20. f3 Rfd8 21. Rd2 Qb7 22. Rcd1 Bf6 23. Nd5 Be5 24. f4 Bb8 25. Qf3 Kh8 26. h4 f5 27. Ne3 Rxd2+ 28. Rxd2 Qf7 29. Qd5 Qe8 30. Nxf5 Qe1 31. Qd4 Rg8 32. Qe3 Qb1 33. Ne7 Rf8 34. h5 Kh7 35. Qd3+ Qxd3 36. Rxd3 Rf7 37. Ng6 Bc7 38. g4 Rf6 39. Re3 Bxf4 40. Re8 Rxg6 41. hxg6+ Kxg6 42. Ra8 a5 43. Kf3 Bd6 44. Ra7 Bc5 45. Ke4 Kf6 46. Kd5 g6 47. a4 Kg5 48. Rg7 Bg1 49. b3 Kf6 50. Rg8 Bc5 51. Ke4 Kf7 52. Rd8 Ke6 53. Rd5 Kf6 54. Kd3 Bg1 55. Kc4 Bf2 56. Rb5 Bg1 57. Rd5 Bf2 58. Kb5 Bg1 59. Kc6 Bf2 60. Kd7 Bc5 61. Ke8 Ke6 62. Rd1 Kf6 63. Rd5 Ke6 64. Rd1 Kf6 65. Rd5 Ke6 1/2-1/2

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.05"]
[Round "3"]
[White "Cori, Jorge Moise"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "D48"]
[WhiteElo "2652"]
[BlackElo "2359"]
[PlyCount "77"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. Bb3 Nbd7 8. Qe2 b5 9. e4 Bb7 10. d5 c4 11. Bc2 Qc7 12. Nc3 Bd6 13. Bg5 0-0 14. Bxf6 gxf6 15. Rad1 Nc5 16. Rfe1 Rfd8 17. a3 Bf4 18. g3 Bh6 19. Nd4 Bg7 20. Qg4 Qb6 21. Re3 Nd3 22. Bxd3 Qxd4 23. Bf1 Qb6 24. Rf3 Kh8 25. Qh4 Rd7 26. Bh3 Qd8 27. Rf4 f5 28. Qh5 fxe4 29. Rxf7 Rxf7 30. Qxf7 Qb6 31. Qxe6 Qxe6 32. dxe6 Bf6 33. Rd7 Bc6 34. Rc7 Be8 35. Bf5 Bg6 36. Bxg6 hxg6 37. Nxe4 Bxb2 38. e7 Kg8 39. Rd7 1-0

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.05"]
[Round "2"]
[White "Fernandez Pozas, Pablo Antonio"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "E28"]
[WhiteElo "2048"]
[BlackElo "2359"]
[PlyCount "66"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 0-0 6. e3 b6 7. Bd3 Bb7 8. f3 Nc6 9. e4 Ne8 10. h4 Ba6 11. Qa4 Na5 12. e5 f5 13. exf6 Nxf6 14. Nh3 d5 15. Ng5 Bxc4 16. Bxc4 Nxc4 17. 0-0 Qd6 18. Qc2 Rae8 19. f4 h6 20. Nf3 Ne4 21. Qd3 Qc6 22. Ra2 Re7 23. g4 Qa4 24. h5 Qb3 25. Rc2 c5 26. Re1 Ref7 27. Ree2 Nxa3 28. Bxa3 Rxf4 29. Ne5 Qxa3 30. Kh2 Qa1 31. Ng6 Rf2+ 32. Rxf2 Rxf2+ 33. Rxf2 Qh1+ 0-1

[Event "Mexican op 66th"]
[Site "Villahermosa"]
[Date "2021.08.04"]
[Round "1"]
[White "Otero Acosta, Diasmany"]
[Black "Grande Ramirez, Jose Roberto"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2359"]
[BlackElo "1926"]
[PlyCount "85"]
[EventDate "2021.08.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "MEX"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 0-0 9. Be2 Nd7 10. 0-0 Qc7 11. Rc1 b6 12. Nd2 Rd8 13. Qb3 Nf8 14. f4 e6 15. e5 Bb7 16. Nc4 Bd5 17. dxc5 bxc5 18. Qa3 Nd7 19. Nd6 Bf8 20. c4 Bc6 21. Rfd1 Rab8 22. Bf1 Ba8 23. Nb5 Qb6 24. Nxa7 Be4 25. Nb5 Be7 26. Rd2 f6 27. Rcd1 Bc6 28. Qc3 Ra8 29. a3 f5 30. g3 h6 31. Bg2 Bxg2 32. Kxg2 Qc6+ 33. Kf2 Nb6 34. Nd6 Ra7 35. Qb3 Rad7 36. Qb5 Qxb5 37. cxb5 Bxd6 38. Rxd6 Rxd6 39. Rxd6 Rxd6 40. exd6 Nd7 41. a4 c4 42. a5 c3 43. Ke1 1-0

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.25"]
[Round "8"]
[White "Figueredo Losada, Leonel"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2346"]
[BlackElo "2370"]
[PlyCount "18"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Nc3 0-0-0 9. Be3 Ne7 1/2-1/2

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.25"]
[Round "9"]
[White "Otero Acosta, Diasmany"]
[Black "Gracia Alvarez, Gerardo Antonio"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "2370"]
[BlackElo "2292"]
[PlyCount "103"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Nf3 exd5 9. e3 0-0 10. Be2 c6 11. b4 Qd6 12. Qb3 Bf5 13. 0-0 Nd7 14. b5 Rfc8 15. Rac1 Be6 16. Na4 c5 17. Qa3 Bf8 18. dxc5 Nxc5 19. Nxc5 Rxc5 20. Qxc5 Qxc5 21. Rxc5 Bxc5 22. Rc1 Rc8 23. Kf1 Bb4 24. Rxc8+ Bxc8 25. Nd4 Kf8 26. Bf3 Be6 27. Nxe6+ fxe6 28. e4 d4 29. e5 b6 30. Be4 Kf7 31. Ke2 h6 32. h4 g5 33. h5 Bc3 34. Bd3 Kg7 35. g3 Kf7 36. f4 gxf4 37. gxf4 Ke7 38. Kf3 Bb2 39. Ke4 Bc3 40. Bc4 Bb2 41. f5 exf5+ 42. Kxf5 Bc3 43. Ke4 Bb2 44. Kd5 Bc3 45. a4 Bb2 46. Kc6 d3 47. Kb7 d2 48. Bb3 Bc3 49. Kxa7 Ba5 50. Kb7 d1Q 51. Bxd1 Bc3 52. Bb3 1/2-1/2

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.24"]
[Round "7"]
[White "Otero Acosta, Diasmany"]
[Black "Dominguez Aguilar, Guillermo"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2370"]
[BlackElo "2327"]
[PlyCount "67"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 e5 7. d5 Nh5 8. g3 Qe7 9. Be2 a5 10. Bg5 f6 11. Be3 f5 12. exf5 gxf5 13. Nh4 Nf4 14. gxf4 Qxh4 15. Qd2 Na6 16. 0-0-0 Bd7 17. Rdg1 Rae8 18. Rg5 Kh8 19. Rhg1 Rg8 20. fxe5 dxe5 21. f4 Bf6 22. fxe5 Bxe5 23. c5 Rxg5 24. Bxg5 Qxh3 25. Bxa6 bxa6 26. c6 Bc8 27. Re1 Kg7 28. Rxe5 Rxe5 29. Qd4 Kg6 30. Qxe5 Kxg5 31. Qg7+ Kh4 32. Qxh7+ Kg3 33. Qxc7+ f4 34. Ne4+ 1-0

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.24"]
[Round "6"]
[White "Sandoval Mercado, Carlos"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "A70"]
[WhiteElo "2247"]
[BlackElo "2370"]
[PlyCount "72"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bf4 Bg7 8. Qa4+ Bd7 9. Qb3 Qc7 10. e4 0-0 11. Nd2 Nh5 12. Be3 f5 13. exf5 gxf5 14. Be2 f4 15. Bxc5 Na6 16. Ba3 Rae8 17. Nce4 Nf6 18. Bxd6 Qa5 19. Qc3 Qb6 20. Bxf8 Kxf8 21. Qc4 Nxe4 22. Nxe4 Bf5 23. Ng5 f3 24. gxf3 Qxb2 25. Rd1 b5 26. Ne6+ Bxe6 27. Qf4+ Bf7 28. 0-0 Rxe2 29. Qd6+ Kg8 30. Qxa6 Qc3 31. d6 Qxf3 32. d7 Qg4+ 33. Kh1 Qf3+ 34. Kg1 Qg4+ 35. Kh1 Qf3+ 36. Kg1 Qc3 1/2-1/2

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.23"]
[Round "5"]
[White "Hernandez Jimenez, Alexander Andres"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2145"]
[BlackElo "2370"]
[PlyCount "19"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7 8. Nc3 0-0-0 9. Be3 Ne7 10. 0-0-0 1/2-1/2

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.23"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Luna Javier, Edgar Froylan"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "2370"]
[BlackElo "2168"]
[PlyCount "166"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 Bg7 7. e3 c5 8. cxd5 Qxd5 9. Nf3 Nc6 10. Be2 cxd4 11. cxd4 e5 12. dxe5 Qa5+ 13. Qd2 Qxd2+ 14. Kxd2 Nxe5 15. Rac1 0-0 16. Nd4 Nc6 17. Nxc6 bxc6 18. Rxc6 Bb7 19. Rc7 Bxg2 20. Rhc1 Be5 21. Re7 Rfe8 22. f4 Rxe7 23. Bxe7 Re8 24. Bh4 Bd6 25. Bf6 Bb4+ 26. Kd1 Ba5 27. Bd4 Rd8 28. Kc2 Rc8+ 29. Kb2 Rxc1 30. Kxc1 Bb6 31. Bxb6 axb6 32. Bc4 Kf8 33. Kd2 Ke7 34. Kc3 f6 35. Kd4 h5 36. e4 h4 37. e5 h3 38. a3 Bf3 39. Ke3 Bg2 40. Kf2 Be4 41. Kg3 fxe5 42. fxe5 Bf5 43. Kf4 Be6 44. Bd3 Bf7 45. Bf1 Be6 46. Kg5 Bf5 47. Bc4 Be4 48. Kg4 Bf5+ 49. Kh4 Kd7 50. Kg5 Ke7 51. Bg8 Kf8 52. Bc4 Ke7 53. Bd5 Bd3 54. Kf4 Bf5 55. Bb7 Kd7 56. Ba6 Ke7 57. Bf1 Kf7 58. Be2 Ke7 59. Bc4 Bc2 60. Kg5 Be4 61. Kg4 Bf5+ 62. Kh4 Kd7 63. Bg8 Ke7 64. Kg5 Kf8 65. Bd5 Ke7 66. Bc4 Be4 67. Bf1 Bf5 68. Kf4 Ke6 69. Bc4+ Ke7 70. Kg5 Be4 71. Bg8 Bf5 72. Bh7 Kf7 73. e6+ Kxe6 74. Bxg6 Bxg6 75. Kxg6 b5 76. Kg5 Kd5 77. Kg4 Kc4 78. Kxh3 Kb3 79. Kg4 Kxa3 80. h4 b4 81. h5 b3 82. h6 b2 83. h7 b1Q 1/2-1/2

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.22"]
[Round "3"]
[White "Castillo Coca, Mairebys"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2119"]
[BlackElo "2370"]
[PlyCount "94"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 d6 5. e3 a6 6. Nge2 Ba7 7. b3 Nge7 8. Bb2 0-0 9. 0-0 Rb8 10. Rc1 b5 11. Nd5 bxc4 12. Nxe7+ Nxe7 13. Rxc4 d5 14. Rc1 Qd6 15. d4 e4 16. Qc2 Bb6 17. Nc3 Bd7 18. Na4 Bxa4 19. bxa4 a5 20. Qc3 Qd7 21. Ba3 f5 22. Rb1 Rf6 23. Rb5 Rd8 24. Qb3 Nc8 25. f3 Na7 26. fxe4 Nxb5 27. axb5 fxe4 28. Qb1 Rxf1+ 29. Qxf1 Qf7 30. Qe2 Qf5 31. h4 Rd7 32. g4 Qe6 33. Qf2 Rf7 34. Qg3 Qe8 35. g5 Qxb5 36. h5 Qb1+ 37. Kh2 Qxa2 38. g6 Rf2 39. gxh7+ Kh8 40. Be7 a4 41. Qg6 Rxg2+ 42. Qxg2 Qxg2+ 43. Kxg2 Kxh7 44. Kg3 c6 45. Bb4 Kh6 46. Kg4 Bd8 47. Ba3 Bf6 0-1

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.22"]
[Round "2"]
[White "Otero Acosta, Diasmany"]
[Black "Galaviz Medina, Sion Radamantys"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "2370"]
[BlackElo "2342"]
[PlyCount "138"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 0-0 6. e3 h6 7. Bh4 b6 8. Qc2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. 0-0-0 Nc6 12. a3 Ne7 13. h4 Bc8 14. Ne5 c5 15. Bd3 cxd4 16. exd4 Bxe5 17. dxe5 Be6 18. Kb1 Rc8 19. Qa4 Rc5 20. Ne2 Qc7 21. Nd4 Bd7 22. Qb4 Qxe5 23. Rhe1 Qf6 24. Nb3 Nc6 25. Nxc5 Nxb4 26. Nxd7 Qxf2 27. axb4 Rd8 28. h5 Qh4 29. Re2 Qxh5 30. Rde1 f5 31. Re7 Qg5 32. R1e5 Qd2 33. Bc2 Rc8 34. Re2 Rxc2 35. Rxd2 Rxd2 36. g3 Rd3 37. Re5 Rxg3 38. Rxf5 Rb3 39. Rf4 g5 40. Rd4 Kg7 41. Ne5 Rg3 42. Rxd5 h5 43. Kc2 Kf6 44. Nd3 h4 45. Rd7 Rg2+ 46. Kc3 h3 47. Rxa7 Kg6 48. Ra8 h2 49. Rh8 Kg7 50. Rh5 g4 51. Nf4 Rg3+ 52. Kc4 Rh3 53. Nxh3 h1Q 54. Rg5+ Kf6 55. Rxg4 Qxh3 56. Rd4 Ke5 57. Rd5+ Ke6 58. Rd4 Qe3 59. Rd3 b5+ 60. Kc3 Qc1+ 61. Kd4 Qc4+ 62. Ke3 Qxb4 63. Rd2 Ke5 64. Rc2 Qb3+ 65. Kd2 b4 66. Kc1 Qe3+ 67. Rd2 b3 68. Kd1 Qg1+ 69. Ke2 Ke4 0-1

[Event "Mexico City Fenamac-B 3rd"]
[Site "Mexico City"]
[Date "2021.07.21"]
[Round "1"]
[White "Ruiz Castillo, Joshua Daniel"]
[Black "Otero Acosta, Diasmany"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2503"]
[BlackElo "2370"]
[PlyCount "83"]
[EventDate "2021.07.21"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "2"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. c4 Bg4 5. Ne5 Bh5 6. cxd5 Nxd5 7. d4 Nd7 8. Nd3 Qb6 9. Nc3 e6 10. Qa4 Bg6 11. e4 Nb4 12. Nxb4 Bxb4 13. Be3 e5 14. dxe5 Nc5 15. Qc2 Qa6 16. 0-0-0 0-0 17. a3 Bxc3 18. Bxc5 Bxe5 19. f4 Bc7 20. Bxf8 Rxf8 21. Rd7 Bb6 22. Kb1 Be3 23. Re1 Bb6 24. Red1 Bh5 25. R1d3 f6 26. Bf1 Bf7 27. Rxf7 Rxf7 28. Rd8+ Bxd8 29. Bxa6 bxa6 30. Qxc6 Bb6 31. Qc8+ Rf8 32. Qxa6 Rd8 33. Qc4+ Kh8 34. e5 fxe5 35. fxe5 h6 36. e6 Rd1+ 37. Ka2 Re1 38. Qc8+ Kh7 39. Qd7 Bc5 40. Qd3+ Kh8 41. Qc3 Bf2 42. Qc8+ 1-0

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.04"]
[Round "9"]
[White "Moran, Daniel Stiven"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2172"]
[BlackElo "2370"]
[PlyCount "32"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Rc8 9. Bb2 Na5 10. Nbd2 Nc4 11. Qb3 Nxd2 12. Kxd2 Nh6 13. Bd3 Be7 14. Rac1 0-0 15. Rxc8 Rxc8 16. Rc1 Rxc1 1/2-1/2

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.04"]
[Round "8"]
[White "Otero Acosta, Diasmany"]
[Black "Figueredo Losada, Leonel"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2370"]
[BlackElo "2353"]
[PlyCount "15"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 1/2-1/2

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.03"]
[Round "6"]
[White "Otero Acosta, Diasmany"]
[Black "Benitez Lozano, Javier"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2370"]
[BlackElo "2375"]
[PlyCount "53"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 d5 5. Nbd2 Bd6 6. Bg3 0-0 7. c3 Qc7 8. Ne5 Nfd7 9. f4 f6 10. Bd3 fxe5 11. fxe5 Bxe5 12. dxe5 c4 13. Bc2 Qb6 14. Bf4 Nc5 15. Qh5 Nd3+ 16. Bxd3 cxd3 17. 0-0 Rf5 18. Bg5 Bd7 19. g4 g6 20. Qh6 Rxf1+ 21. Rxf1 Qc5 22. Nb3 Qc8 23. Rf7 Kxf7 24. Qxh7+ Kf8 25. Bh6+ Ke8 26. Qg8+ Ke7 27. Bg5# 1-0

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.03"]
[Round "7"]
[White "Sanchez Enriquez, Oscar Gerardo"]
[Black "Otero Acosta, Diasmany"]
[Result "0-1"]
[ECO "C07"]
[WhiteElo "2324"]
[BlackElo "2370"]
[PlyCount "62"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 Bxc6 8. Bxc6+ bxc6 9. c4 dxe4 10. Qa4 f5 11. Nb3 Kf7 12. Bf4 Nf6 13. 0-0 Qb6 14. Rad1 Be7 15. Bd6 Rhd8 16. Bxe7 Kxe7 17. Qa3+ Kf7 18. Nc5 a5 19. h3 Qb4 20. Rxd8 Rxd8 21. Qxb4 axb4 22. Ra1 Rd4 23. b3 Nd7 24. Nb7 Kf6 25. a4 bxa3 26. Rxa3 Rd1+ 27. Kh2 Rd3 28. Ra7 c5 29. Na5 f4 30. Nc6 e3 31. fxe3 fxe3 0-1

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.02"]
[Round "5"]
[White "Garcia Guerrero, Isaac Antonio"]
[Black "Otero Acosta, Diasmany"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2311"]
[BlackElo "2370"]
[PlyCount "61"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. Nge2 Nf6 5. d3 c5 6. g3 d5 7. exd5 exd5 8. Bg2 Qd7 9. 0-0 d4 10. Ne4 Nxe4 11. dxe4 Nc6 12. Nf4 Ne5 13. b3 b5 14. cxb5 Bd6 15. a4 0-0 16. b4 a6 17. bxc5 Bxc5 18. Rb1 d3 19. Bb2 Bd4 20. Nd5 Bxb2 21. Rxb2 axb5 22. axb5 Bxd5 23. exd5 Rab8 24. Re1 Rfe8 25. Rb4 Rxb5 26. Rbe4 Rxd5 27. Qd2 Rc5 28. Qe3 d2 29. Rd1 Rc1 30. Rxc1 dxc1R+ 31. Qxc1 1/2-1/2

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.02"]
[Round "4"]
[White "Otero Acosta, Diasmany"]
[Black "Medina Diaz, Rafael Alejandro"]
[Result "1/2-1/2"]
[ECO "D23"]
[WhiteElo "2370"]
[BlackElo "2299"]
[PlyCount "105"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 g6 6. Ng5 Qd5 7. Qxd5 cxd5 8. Nc3 Bg7 9. Nb5 Na6 10. b3 0-0 11. Ba3 Bd7 12. e3 Bxb5 13. Bxb5 Nc7 14. Bd3 Rfe8 15. Rc1 Rac8 16. Ke2 Bf8 17. Rc2 Na8 18. Rhc1 Rxc2+ 19. Rxc2 e6 20. Bxf8 Kxf8 21. a4 Rd8 22. a5 a6 23. b4 h6 24. Nf3 Ne8 25. Ne5 Nd6 26. f3 g5 27. e4 Ne8 28. Ke3 Nac7 29. Ng4 dxe4 30. fxe4 f5 31. exf5 Nd5+ 32. Kd2 Nxb4 33. Rc4 Nc6 34. fxe6 Nd6 35. Ra4 Nb5 36. Nxh6 Nbxd4 37. Ke3 Nxe6 38. Be4 Nc5 39. Rc4 Nxe4 40. Kxe4 Rd2 41. Ng4 Rxg2 42. Kf5 Ra2 43. Kxg5 Rxa5+ 44. Kg6 Ne5+ 45. Nxe5 Rxe5 46. h4 Re6+ 47. Kf5 Rc6 48. Rd4 b5 49. h5 Kg7 50. Rd8 Rb6 51. Kg5 b4 52. h6+ Kh7 53. Rd7+ 1/2-1/2

[Event "Mexico City Fenamac-A"]
[Site "Mexico City"]
[Date "2021.07.01"]
[Round "3"]
[White "Otero Acosta, Diasmany"]
[Black "Obregon Rivero, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "2370"]
[BlackElo "2529"]
[PlyCount "16"]
[EventDate "2021.06.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "MEX"]
[EventCategory "4"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Bg4 6. Be2 0-0 7. Be3 Nfd7 8. 0-0 e5 1/2-1/2

