[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.08"]
[Round "9"]
[White "Merino Vanegas, Santiago Andres"]
[Black "Bossa Osorio, Eduardo"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1279"]
[BlackElo "1146"]
[PlyCount "83"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 a6 6. Nbd2 d6 7. Bb3 h6 8. h3 0-0 9. Nf1 Be6 10. Bc2 d5 11. exd5 Bxd5 12. Ng3 Re8 13. 0-0 e4 14. dxe4 Nxe4 15. Nxe4 Bxe4 16. Qxd8 Raxd8 17. Bxe4 Rxe4 18. g3 Rd3 19. Kg2 Re2 20. Rb1 Ne5 21. Nxe5 Rxe5 22. Bf4 Re7 23. Rfe1 Red7 24. Re2 g5 25. Be3 Bxe3 26. fxe3 Rd2 27. Rbe1 c5 28. Kf3 f5 29. Rxd2 Rxd2 30. Re2 Rxe2 31. Kxe2 Kf7 32. e4 Ke6 33. exf5+ Kxf5 34. Ke3 Ke5 35. c4 b5 36. b3 b4 37. Kd3 h5 38. Ke3 a5 39. h4 gxh4 40. gxh4 Kf5 41. Kf3 Ke5 42. Ke3 1/2-1/2

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.07"]
[Round "8"]
[White "Bossa Osorio, Eduardo"]
[Black "Zuluaga Garcia, Simon"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1146"]
[PlyCount "9"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 Nc6 5. Nd2 0-1

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.07"]
[Round "7"]
[White "Suaza Sanabria, Laura Sofia"]
[Black "Bossa Osorio, Eduardo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1413"]
[BlackElo "1146"]
[PlyCount "107"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 d6 7. h3 h6 8. Nbd2 Ba7 9. Nf1 0-0 10. Ng3 Be6 11. Bc2 d5 12. Qe2 Qd6 13. 0-0 Rfe8 14. Nh4 Ne7 15. Qf3 Bd7 16. Nhf5 Nxf5 17. Nxf5 Bxf5 18. Qxf5 Qe6 19. Qxe6 Rxe6 20. Re1 Rae8 21. Bd2 dxe4 22. dxe4 Rd6 23. Be3 Bxe3 24. Rxe3 Rd2 25. Rc1 Red8 26. Kf1 R8d6 27. Re2 Rxe2 28. Kxe2 Rb6 29. b4 Rc6 30. Kd3 b5 31. a4 Rc4 32. f3 Nh5 33. Bb3 Rc6 34. Ke2 Nf4+ 35. Kf1 Kf8 36. h4 Ke7 37. g3 Ne6 38. Bxe6 Kxe6 39. a5 f5 40. exf5+ Kxf5 41. Ke2 g5 42. hxg5 hxg5 43. Ke3 Rc4 44. g4+ Ke6 45. Rc2 c5 46. Kd3 cxb4 47. cxb4 Rd4+ 48. Ke3 Kd5 49. Rc8 Rxb4 50. Ra8 Ra4 51. Rxa6 b4 52. Ra8 b3 53. Kd3 e4+ 54. fxe4+ 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.06"]
[Round "6"]
[White "Bossa Osorio, Eduardo"]
[Black "Cruz, Juan Stevan"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1146"]
[BlackElo "1387"]
[PlyCount "80"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c6 4. Nd2 Bf5 5. c3 Nbd7 6. Ngf3 e6 7. Be2 Be7 8. h3 Ne4 9. g4 Bg6 10. Nxe4 Bxe4 11. Bd3 Nf6 12. Rg1 Bxd3 13. Qxd3 Ne4 14. Nd2 Nxd2 15. Qxd2 Bg5 16. Be5 f6 17. Bg3 f5 18. gxf5 exf5 19. Be5 Rg8 20. 0-0-0 Bf6 21. f4 g6 22. Rg2 Bg7 23. Rdg1 Qa5 24. b3 0-0-0 25. Qe1 Qa3+ 26. Kb1 Qe7 27. h4 Bxe5 28. dxe5 Qe6 29. h5 gxh5 30. Qh4 Rxg2 31. Rxg2 Rg8 32. Rxg8+ Qxg8 33. Qxh5 Qg1+ 34. Kb2 Qxe3 35. Qxf5+ Kb8 36. Qd7 a6 37. e6 Qd2+ 38. Ka3 Qxc3 39. e7 Qa5+ 40. Kb2 Qd2+ 1/2-1/2

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.06"]
[Round "5"]
[White "Larrea Munera, Johan Darwin"]
[Black "Bossa Osorio, Eduardo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1406"]
[BlackElo "1146"]
[PlyCount "66"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. Bg5 d6 7. Nbd2 Be6 8. Bb5 a6 9. Ba4 b5 10. Bc2 Re8 11. 0-0 d5 12. Re1 Be7 13. exd5 Qxd5 14. Nf1 Nd7 15. Bxe7 Nxe7 16. Ne3 Qd6 17. Qe2 Nf5 18. Rad1 c5 19. d4 exd4 20. Bd3 c4 21. Be4 Nxe3 22. fxe3 Bd5 23. Bxd5 Qxd5 24. Rxd4 Qe6 25. Qc2 Nc5 26. Re2 Rad8 27. Rh4 Nd3 28. Nd4 Qf6 29. Rh3 Re7 30. Rf3 Qg6 31. b3 Ne5 32. Qxg6 Nxf3+ 33. gxf3 hxg6 0-1

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.05"]
[Round "4"]
[White "Vanegas, Mateo de Jesus"]
[Black "Bossa Osorio, Eduardo"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1396"]
[BlackElo "1146"]
[PlyCount "125"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Bd7 7. Nxd4 Ne4 8. Bxc6 bxc6 9. 0-0 Bc5 10. Be3 Bb6 11. Nd2 Nxd2 12. Qxd2 c5 13. Nb3 d4 14. Bg5 Qc8 15. c3 dxc3 16. Qxc3 Bc6 17. e6 0-0 18. e7 Re8 19. Rfe1 Qg4 20. Qg3 Qxg3 21. hxg3 f6 22. Bd2 Kf7 23. Rac1 Rxe7 24. Rxe7+ Kxe7 25. Nxc5 Rd8 26. Bb4 Kf7 27. Na6 Bd5 28. b3 c6 29. Nc5 Re8 30. Kf1 Kg6 31. Nd3 Be4 32. Nf4+ Kf7 33. f3 Bd5 34. Nxd5 cxd5 35. Bd2 g5 36. Rc6 Re6 37. Rc8 Re8 38. Rxe8 Kxe8 39. g4 Kd7 40. Ke2 Ke6 41. Kd3 h6 42. Bc3 f5 43. Bg7 fxg4 44. fxg4 Kf7 45. Bd4 Ke6 46. Bxb6 axb6 47. Kd4 Kd6 48. a4 Kc6 49. b4 Kd6 50. a5 bxa5 51. bxa5 Kc6 52. a6 Kb6 53. Kxd5 Kxa6 54. Ke6 Kb7 55. Kf6 Kc7 56. Kg6 Kd7 57. Kxh6 Ke8 58. Kxg5 Kf7 59. Kh6 Kg8 60. Kg6 Kh8 61. Kf7 Kh7 62. g5 Kh8 63. g3 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.04"]
[Round "2"]
[White "Bertoli Acosta, Mawily"]
[Black "Bossa Osorio, Eduardo"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1391"]
[BlackElo "1146"]
[PlyCount "87"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. Nf3 f5 2. b3 Nf6 3. Bb2 d6 4. d4 g6 5. e3 Bg7 6. Be2 0-0 7. 0-0 c6 8. c4 Na6 9. Nbd2 Bd7 10. Rc1 Rc8 11. a3 Nc7 12. Rc2 d5 13. Ne5 Ne4 14. Ndf3 f4 15. Qc1 Bf5 16. Nh4 fxe3 17. Qxe3 Ng3 18. Nxf5 Nxf1 19. Nh6+ Bxh6 20. Qxh6 Nxh2 21. Qxh2 e6 22. Rc3 Qe7 23. Rh3 Rf6 24. Bc1 Qg7 25. Ng4 Rf5 26. Nh6+ Kh8 27. Nxf5 exf5 28. Bf4 Kg8 29. Be5 Qe7 30. a4 Rd8 31. Bxc7 Qxe2 32. Kh1 Rd7 33. Qe5 Qxe5 34. Bxe5 dxc4 35. bxc4 a6 36. Rb3 Kf7 37. Kh2 Ke6 38. Kg3 g5 39. Kf3 h5 40. Kg3 Rf7 41. a5 Rh7 42. Kh2 h4 43. Re3 f4 44. Bxf4+ 1-0

[Event "Antioquia op"]
[Site "Antioquia"]
[Date "2020.03.04"]
[Round "3"]
[White "Bossa Osorio, Eduardo"]
[Black "Restrepo Rivera, Salome"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1146"]
[PlyCount "66"]
[EventDate "2020.03.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. 0-0 0-0 6. d3 d6 7. Be3 Bb6 8. a3 Be6 9. Ba2 Bxa2 10. Rxa2 d5 11. Bg5 d4 12. Bxf6 Qxf6 13. Nd5 Qe6 14. Qe2 Kh8 15. a4 h6 16. b4 a5 17. Rb2 axb4 18. Nxb4 Rxa4 19. Nxc6 bxc6 20. Rb3 Rfa8 21. Rbb1 Ra2 22. h3 Ba5 23. Nd2 Rxc2 24. Rfd1 Qa2 25. Ra1 Qb2 26. Nc4 Rxe2 27. Nxb2 Rxb2 28. Rdc1 Rb5 29. Rxc6 Rab8 30. Rcc1 Bc3 31. Rxc3 dxc3 32. Ra3 c2 33. Rc3 Rb1+ 0-1

