[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.10"]
[Round "8"]
[White "Silva Barajas, Jose Alejandro"]
[Black "Martinez Roa, Alejandro"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "1344"]
[BlackElo "1153"]
[PlyCount "62"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 h6 6. 0-0 Nf6 7. Re1 Bc5 8. h3 d6 9. c3 0-0 10. d4 Ba7 11. d5 Ne7 12. a4 Ng6 13. axb5 axb5 14. Na3 Bd7 15. Qe2 Bb6 16. Bd2 Qb8 17. Kf1 Bc5 18. Bc2 Nf4 19. Bxf4 exf4 20. b4 Ba7 21. Qd3 Qb6 22. Qd4 Rfe8 23. Qxb6 Bxb6 24. Nd4 Bxd4 25. cxd4 Ra7 26. Ra2 Rc8 27. e5 Nxd5 28. Be4 Nc3 29. Raa1 Nxe4 30. Rxe4 dxe5 31. dxe5 Be6 0-1

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.08"]
[Round "6"]
[White "Gomez, Samael"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1933"]
[BlackElo "1153"]
[PlyCount "47"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. d4 h6 4. c4 e6 5. Bg2 Bd6 6. 0-0 Nbd7 7. Qc2 c5 8. dxc5 Bxc5 9. cxd5 Nxd5 10. a3 a6 11. b4 Ba7 12. e4 N5f6 13. Nbd2 0-0 14. Bb2 b5 15. Rac1 Bb7 16. Qc7 Bxe4 17. Nxe4 Nxe4 18. Bd4 Bxd4 19. Nxd4 Ndf6 20. Qe5 Qd5 21. Qxd5 exd5 22. Nf5 Rac8 23. Rxc8 Rxc8 24. Ne7+ 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.08"]
[Round "5"]
[White "Paez Colmenares, Adolfo"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1464"]
[BlackElo "1153"]
[PlyCount "50"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 h6 7. c3 Bc5 8. h3 d6 9. Be3 Bxe3 10. fxe3 0-0 11. 0-0 Be6 12. Bc2 Rb8 13. Nbd2 b4 14. d4 bxc3 15. bxc3 Bd7 16. Rf2 Nh5 17. Nf1 Rb2 18. Ne1 Qg5 19. Nd3 Rbb8 20. Kh2 Qh4 21. g4 Nf6 22. Rg2 Nxe4 23. Nxe5 Nxe5 24. Bxe4 Nc4 25. Qe1 Qe7 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.07"]
[Round "3"]
[White "Quintero, Raul"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1775"]
[BlackElo "1153"]
[PlyCount "55"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. Bf4 e6 7. c3 Nbd7 8. Nbd2 Nh5 9. Qc2 Nxf4 10. gxf4 f5 11. e3 Nf6 12. Ne5 Bd7 13. Kh1 Be8 14. a4 Nh5 15. Ndf3 h6 16. c4 c6 17. b3 g5 18. cxd5 cxd5 19. Rac1 gxf4 20. Qc7 Bxe5 21. Nxe5 Qg5 22. Bf3 Kh8 23. Rg1 Qf6 24. Qxb7 fxe3 25. Rc7 Bf7 26. Nxf7+ Kh7 27. Ne5+ Rf7 28. Rxf7+ 1-0

[Event "Bucaramanga op"]
[Site "Bucaramanga"]
[Date "2023.09.06"]
[Round "2"]
[White "Martinez Roa, Alejandro"]
[Black "Guerrero, Hernando"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1153"]
[BlackElo "1672"]
[PlyCount "42"]
[EventDate "2023.09.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. d4 c6 4. Nf3 Bg4 5. Be2 Qa5 6. Bd2 Qd8 7. 0-0 Bxf3 8. Bxf3 e5 9. dxe5 dxe5 10. Bg5 Be7 11. Qxd8+ Bxd8 12. Rad1 0-0 13. Rd3 h6 14. Bh4 Na6 15. Rfd1 Ba5 16. Bxf6 gxf6 17. Rd6 Kg7 18. a3 Rad8 19. b4 Rxd6 20. Rxd6 Rd8 21. Rxd8 Bxd8 1/2-1/2

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.05"]
[Round "5"]
[White "Labrador Avendano, Angie Jhoana"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1616"]
[BlackElo "1573"]
[PlyCount "45"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 h6 3. h4 e6 4. Nf3 Bd6 5. Qd2 Nf6 6. Nc3 Nbd7 7. Bxd6 cxd6 8. Nb5 Nb6 9. Qf4 Ne4 10. Nd2 a6 11. Nxe4 dxe4 12. Nxd6+ Kd7 13. Nxf7 Nd5 14. Qd6+ Ke8 15. Qxd8+ Kxf7 16. Qxh8 b5 17. Qd8 Rb8 18. g4 Nb6 19. g5 h5 20. g6+ Kxg6 21. Qe8+ Kf6 22. Qf8+ Kg6 23. Rg1+ 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.05"]
[Round "4"]
[White "Martinez Roa, Alejandro"]
[Black "Castillo Miranda, Mario Anel"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1573"]
[BlackElo "1415"]
[PlyCount "78"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 0-0 6. h3 c5 7. Nge2 Nc6 8. 0-0 Be6 9. d3 Qd7 10. Kh2 h5 11. Be3 Kh7 12. f4 h4 13. g4 Bxg4 14. Bf2 Bh5 15. Bxh4 Nd4 16. Qd2 Rh8 17. Nxd4 cxd4 18. Ne2 Bxe2 19. Qxe2 Kg8 20. Bg5 Ng4+ 21. Kg3 Ne3 22. Rh1 Qe6 23. Bf3 Bh6 24. Bg4 f5 25. exf5 gxf5 26. Bf3 Bxg5 27. fxg5 Qe5+ 28. Kf2 Qf4 29. Rag1 Qh4+ 30. Rg3 f4 31. Bd5+ Nxd5 32. Qe6+ Kf8 33. g6 Qxg3+ 34. Ke2 Qg2+ 35. Ke1 Qxh1+ 36. Ke2 Qg2+ 37. Kd1 Qf3+ 38. Kd2 Qe3+ 39. Qxe3 fxe3+ 0-1

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.04"]
[Round "2"]
[White "Martinez Roa, Alejandro"]
[Black "Aristizabal Soto, Diego Fernando"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1573"]
[BlackElo "1475"]
[PlyCount "66"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. c4 Nf6 3. Nc3 Nc6 4. g3 Bc5 5. h3 d6 6. Bg2 Be6 7. d3 a6 8. Nge2 Qd7 9. Be3 Nd4 10. Qd2 h6 11. f4 Qe7 12. 0-0 Nxe2+ 13. Qxe2 Bxe3+ 14. Qxe3 0-0 15. f5 Bd7 16. Nd5 Nxd5 17. cxd5 f6 18. Rac1 c5 19. dxc6 Bxc6 20. Kh2 Rfd8 21. d4 d5 22. dxe5 Qxe5 23. Rf4 dxe4 24. Qc3 Qxc3 25. Rxc3 Rd2 26. Rb3 e3 27. Rxe3 Rxg2+ 28. Kh1 Rxg3+ 29. Ree4 Re3 30. Kg1 Rxe4 31. Rf1 Rae8 32. Kf2 Re2+ 33. Kg3 Rg2+ 0-1

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.03"]
[Round "1"]
[White "Velez Manco, Carlos Gustavo"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1692"]
[BlackElo "1573"]
[PlyCount "79"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 Nc6 3. e3 e5 4. d3 Bc5 5. Bb2 d6 6. Be2 Bg4 7. Nbd2 Qd7 8. 0-0 0-0-0 9. a3 a6 10. b4 Ba7 11. c4 Ne7 12. Qb3 Ng6 13. a4 h5 14. a5 Qe6 15. b5 Nd7 16. bxa6 Nc5 17. axb7+ Nxb7 18. Bc3 Nc5 19. Qb5 Qd7 20. Qb2 f5 21. Rfb1 Qc6 22. d4 exd4 23. Nxd4 Qa8 24. f3 Nh4 25. Qb5 Rde8 26. Nf1 Ne4 27. Be1 g5 28. Qc6 Qxc6 29. Nxc6 Bxe3+ 30. Nxe3 Nc3 31. Bxc3 Rxe3 32. Bxh8 Rxe2 33. fxg4 Rxg2+ 34. Kf1 Rxg4 35. a6 Rxc4 36. a7 Rxc6 37. a8Q+ Kd7 38. Re1 d5 39. Qe8+ Kd6 40. Qe7# 1-0

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.06"]
[Round "6.15"]
[White "Bastidas Noguera, Efren Albeiro"]
[Black "Martinez Roa, Alejandro"]
[Result "0-1"]
[ECO "C20"]
[WhiteElo "1499"]
[BlackElo "1560"]
[PlyCount "23"]
[EventDate "2019.12.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. c3 g6 3. d4 Bg7 4. Nf3 Qe7 5. Be2 d6 6. Be3 Nf6 7. Nbd2 b6 8. Bd3 Bb7 9. d5 Nbd7 10. 0-0 0-0 11. a3 c6 12. c4 0-1

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.05"]
[Round "5.15"]
[White "Martinez Roa, Alejandro"]
[Black "Castillo Castellanos, David"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1560"]
[BlackElo "1403"]
[PlyCount "133"]
[EventDate "2019.12.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. e4 Be7 4. d3 d6 5. g3 Nbd7 6. Bg2 Nb6 7. Nge2 Be6 8. b3 c6 9. 0-0 Qd7 10. h3 0-0 11. Kh2 a5 12. Be3 Qc7 13. Qd2 Nfd7 14. f4 exf4 15. Nxf4 Qd8 16. Nce2 Nf6 17. Nd4 Bd7 18. Rf2 c5 19. Nde2 Bc6 20. Nc3 Nbd7 21. Ncd5 Re8 22. d4 Bf8 23. Nxf6+ Nxf6 24. d5 Bd7 25. Qd3 Re5 26. Bd2 b6 27. Bc3 Re8 28. Raf1 Bc8 29. Bxf6 Qxf6 30. Nh5 Qg6 31. Qe2 Ra7 32. Nf4 Qh6 33. g4 f6 34. Nh5 Rf7 35. h4 Ree7 36. g5 fxg5 37. Rxf7 Rxf7 38. Rxf7 Kxf7 39. Qf3+ Kg8 40. Bh3 Bxh3 41. Kxh3 gxh4 42. Kxh4 Be7+ 43. Kh3 g6 44. Qg4 Qxh5+ 45. Qxh5 gxh5 46. Kg2 Kg7 47. Kf3 Kg6 48. Kf4 Bg5+ 49. Kg3 Kf6 50. Kf3 Ke5 51. a3 Bf4 52. a4 h4 53. Kg4 Bg3 54. Kh3 Kf4 55. Kg2 Kxe4 56. Kh3 Kd4 57. Kg4 Kc3 58. Kf5 h3 59. Ke6 h2 60. Kd7 h1Q 61. Kc6 Qh4 62. Kxb6 Qd8+ 63. Kb5 h5 64. b4 axb4 65. a5 b3 66. a6 b2 67. Kc6 0-1

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.04"]
[Round "4.12"]
[White "Alvarez Mendoza, Rafael"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1545"]
[BlackElo "1560"]
[PlyCount "73"]
[EventDate "2019.12.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 e6 4. Nd2 d5 5. Be2 Bd6 6. Bg5 h6 7. Bh4 g5 8. Bh5+ Ke7 9. Bg3 Bxg3 10. hxg3 Nc6 11. Ngf3 Ne4 12. c3 a5 13. Nxe4 dxe4 14. Nd2 e5 15. Qb3 Rf8 16. Be2 Rf6 17. d5 a4 18. Qa3+ Qd6 19. Qxd6+ Rxd6 20. dxc6 bxc6 21. Nc4 Re6 22. 0-0-0 Ba6 23. Rh2 Rd8 24. Rdh1 Rh8 25. Bf1 Bb5 26. Nd2 Bd3 27. f3 Rf6 28. Bxd3 exd3 29. Rd1 Rd6 30. Nc4 Rd5 31. e4 fxe4 32. Ne3 Rc5 33. fxe4 Rf8 34. Nf5+ Kf7 35. Rxd3 Rc4 36. Rd7+ Kg6 37. Rh7 1-0

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.04"]
[Round "3.11"]
[White "Martinez Roa, Alejandro"]
[Black "Munoz, Mauricio"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1560"]
[BlackElo "1668"]
[PlyCount "96"]
[EventDate "2019.12.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. e4 Bg7 4. g3 d6 5. Bg2 Nf6 6. Nge2 Nc6 7. d3 a6 8. h3 Bd7 9. 0-0 Qc8 10. Kh2 h5 11. Be3 Rb8 12. Rb1 e5 13. f4 b6 14. Nd5 Nxd5 15. exd5 Nd4 16. Nxd4 exd4 17. Bd2 0-0 18. Re1 Bf5 19. Qf3 b5 20. b3 a5 21. a4 bxc4 22. bxc4 Qd7 23. Bxa5 Qxa4 24. Ra1 Qc2 25. Rad1 Rfe8 26. Rxe8+ Rxe8 27. Rd2 Qc1 28. Qd1 Qa3 29. Bc7 Bf8 30. g4 hxg4 31. hxg4 Bd7 32. Be4 Qa7 33. f5 g5 34. Kg2 f6 35. Qh1 Qxc7 36. Kg3 Bg7 37. Qh5 Re7 38. Rh2 Kf8 39. Qg6 Be8 40. Qh7 Bf7 41. Qh3 Qa5 42. Qh5 Qc7 43. Qh3 Qa5 44. Qf1 Rb7 45. Re2 Qc3 46. Re1 Rb2 47. Rc1 Qd2 48. Ra1 Qh2+ 0-1

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.03"]
[Round "1.13"]
[White "Rosales, Jhon Mike"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1644"]
[BlackElo "1560"]
[PlyCount "46"]
[EventDate "2019.12.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qe7 3. Bc4 d6 4. c3 g6 5. 0-0 Bg7 6. d4 Nf6 7. Re1 0-0 8. Nbd2 Re8 9. Nf1 b6 10. Ng3 Bb7 11. Bg5 h6 12. Bd2 Rc8 13. Qc1 Kh7 14. d5 c6 15. Nh4 cxd5 16. Nhf5 gxf5 17. Nxf5 Qd8 18. Bxh6 Nh5 19. Bxg7 Nf4 20. Bf8 Qg5 21. g3 Nh3+ 22. Kg2 Qxc1 23. Raxc1 Rxf8 1-0

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.11"]
[Round "6.8"]
[White "Martinez Roa, Alejandro"]
[Black "Sierra, Henry Alberto"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1560"]
[BlackElo "1509"]
[PlyCount "43"]
[EventDate "2019.05.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. e3 d5 5. Bd3 Nbd7 6. 0-0 0-0 7. Nbd2 c6 8. Ne5 Nxe5 9. dxe5 Nd7 10. Bxe7 Qxe7 11. f4 Re8 12. Rf3 Nf8 13. Rh3 f5 14. Qf3 b6 15. Qg3 g6 16. Nf3 Qd7 17. Nd4 Bb7 18. Rf1 a6 19. Qg5 Qg7 20. Nf3 Rad8 21. c3 c5 22. Be2 0-1

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.10"]
[Round "4.9"]
[White "Castillo Castellanos, David"]
[Black "Martinez Roa, Alejandro"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "1604"]
[BlackElo "1560"]
[PlyCount "60"]
[EventDate "2019.05.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qe7 3. Nc3 c6 4. d3 g6 5. Be3 Bg7 6. Qd2 Nf6 7. Bh6 0-0 8. Bxg7 Kxg7 9. Qg5 d6 10. 0-0-0 b5 11. h4 a5 12. h5 h6 13. Qg3 b4 14. Na4 Qb7 15. b3 Nbd7 16. Nd2 Nb6 17. hxg6 fxg6 18. Be2 Nxa4 19. bxa4 Be6 20. f4 Bxa2 21. Nb3 Bxb3 22. cxb3 Nd7 23. Bh5 Rf6 24. f5 Nf8 25. Be2 Qa7 26. Rh5 Qc5+ 27. Kb1 Qc3 28. Rhh1 Qxb3+ 29. Ka1 Qxa4+ 30. Kb1 b3 0-1

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.09"]
[Round "2.8"]
[White "Jaramillo, Carlos Mario"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1558"]
[BlackElo "1560"]
[PlyCount "37"]
[EventDate "2019.05.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qe7 3. Nc3 c6 4. d4 d6 5. d5 c5 6. Be2 g6 7. 0-0 Nf6 8. Bd2 Bg7 9. Re1 0-0 10. a4 Nbd7 11. Rb1 a5 12. Bc4 Nb6 13. Bb3 Re8 14. Nb5 Bg4 15. c4 Nh5 16. h3 Bxf3 17. Qxf3 Rf8 18. Rbc1 Rad8 19. Bxa5 1-0

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.09"]
[Round "3.10"]
[White "Martinez Roa, Alejandro"]
[Black "Bastidas Noguera, Efren Albeiro"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "1560"]
[BlackElo "1499"]
[PlyCount "17"]
[EventDate "2019.05.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. Be2 e6 5. 0-0 Bd6 6. Ne5 Nbd7 7. f4 Nxe5 8. dxe5 Nd7 9. exd6 1-0

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.08"]
[Round "1.8"]
[White "Martinez Roa, Alejandro"]
[Black "Alba, German David"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1560"]
[BlackElo "1661"]
[PlyCount "58"]
[EventDate "2019.05.08"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 c6 5. Bd3 Qa5+ 6. Nbd2 0-0 7. 0-0 d6 8. c3 Qc7 9. e4 b5 10. Re1 e5 11. Nf1 Nbd7 12. Qd2 Re8 13. Bh6 Bh8 14. h3 Nf8 15. Ng5 Ne6 16. Nxe6 Bxe6 17. Ng3 a5 18. f4 exf4 19. Qxf4 Bc4 20. Bxc4 bxc4 21. e5 dxe5 22. dxe5 Nd5 23. Qg5 Rxe5 24. Qg4 Rae8 25. Kf1 Qe7 26. Bg5 Rxe1+ 27. Kf2 Qc5+ 28. Kf3 R8e3+ 29. Bxe3 Qxe3# 0-1

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.12"]
[Round "6.13"]
[White "Alvarez, Juan Evangelista"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1669"]
[PlyCount "29"]
[EventDate "2018.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 e6 3. Qd3 d6 4. Nf3 Nf6 5. Nbd2 Nbd7 6. Ne5 Nxe5 7. dxe5 Nd7 8. 0-0-0 Nc5 9. Qg3 d5 10. a3 Qd7 11. Nc4 Qb5 12. e3 dxc4 13. Bg5 Bd7 14. b3 cxb3 15. Bxb5 1-0

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.11"]
[Round "5.13"]
[White "Martinez Roa, Alejandro"]
[Black "Sierra, Henry Alberto"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1545"]
[PlyCount "64"]
[EventDate "2018.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 e6 5. Nge2 e5 6. 0-0 Be7 7. d3 0-0 8. Bg5 h6 9. Be3 a6 10. Qd2 Ng4 11. f4 Nxe3 12. Qxe3 Nd7 13. Rad1 Nf6 14. fxe5 dxe5 15. a3 Qc7 16. Nd5 Nxd5 17. exd5 c4 18. d4 exd4 19. Nxd4 Bg4 20. Rde1 Bg5 21. Qe4 Bd7 22. Nf3 Rae8 23. Qd4 Bf6 24. Qf2 Bxb2 25. Re3 Rxe3 26. Qxe3 Re8 27. Qf2 Bxa3 28. Nh4 Bc5 29. Qxc5 Qxc5+ 30. Kh1 Re2 31. Rd1 Qf2 32. Rg1 Re1 0-1

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.10"]
[Round "3.18"]
[White "Martinez Roa, Alejandro"]
[Black "Bastidas Noguera, Efren Albeiro"]
[Result "1-0"]
[ECO "C25"]
[BlackElo "1564"]
[PlyCount "39"]
[EventDate "2018.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 c6 3. g3 d5 4. Bg2 Bd6 5. Nge2 Nd7 6. 0-0 Qf6 7. exd5 cxd5 8. Nxd5 Qg6 9. c3 Ngf6 10. d4 h6 11. dxe5 Nxe5 12. Re1 Be6 13. Nef4 Qh7 14. Nxf6+ gxf6 15. Qxd6 Rd8 16. Qc5 b6 17. Qb5+ Bd7 18. Qb4 Qg8 19. Nd5 Qf8 20. Nxf6# 1-0

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.10"]
[Round "4.15"]
[White "Oyola, Fernando"]
[Black "Martinez Roa, Alejandro"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1647"]
[PlyCount "33"]
[EventDate "2018.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 Qe7 3. f5 d6 4. Nc3 c6 5. Bc4 Nf6 6. Nf3 g6 7. 0-0 gxf5 8. exf5 Bxf5 9. d3 Nbd7 10. Bg5 h6 11. Bh4 0-0-0 12. Nd2 Rg8 13. Rxf5 d5 14. Bb3 Qe6 15. Qf1 Be7 16. Re1 Kb8 17. Re2 0-1

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.09"]
[Round "1.18"]
[White "Martinez Roa, Alejandro"]
[Black "Intencipa Acosta, Fabian Armando"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1415"]
[PlyCount "40"]
[EventDate "2018.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 f5 4. Nc3 Nf6 5. d4 fxe4 6. dxe5 exf3 7. gxf3 Nxe5 8. Qe2 Qe7 9. Bg5 Nxc4 10. 0-0-0 Qxe2 11. Nxe2 d6 12. Rhe1 Bd7 13. Nc3+ Kf7 14. Rd4 Ne5 15. Rf4 Ng6 16. Rd4 Bc6 17. f4 Re8 18. Bxf6 Kxf6 19. Nd5+ Bxd5 20. Rxd5 Rxe1+ 0-1

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.09"]
[Round "2.18"]
[White "Martinez Romero, Elkin Bladimir"]
[Black "Martinez Roa, Alejandro"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "1568"]
[PlyCount "89"]
[EventDate "2018.11.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 c6 3. g3 Qe7 4. Bg2 Nf6 5. Nge2 d6 6. h3 Be6 7. d3 g6 8. 0-0 Bg7 9. Be3 Qd7 10. g4 h5 11. f4 hxg4 12. f5 gxf5 13. exf5 Bxf5 14. Ng3 gxh3 15. Nxf5 h2+ 16. Kh1 Nh5 17. Nxg7+ Nxg7 18. Qf3 Nf5 19. Ne4 Qe6 20. Ng5 Qg6 21. Qxf5 Qxf5 22. Rxf5 f6 23. Rxf6 Nd7 24. Rf7 0-0-0 25. Raf1 Rdf8 26. Bxa7 d5 27. Be3 d4 28. Bd2 Kc7 29. Ne6+ Kd6 30. Nxf8 Nxf8 31. R1f6+ Ne6 32. Rxb7 Rh5 33. Rb6 Ke7 34. Rf2 Nf4 35. Bxf4 exf4 36. Rxf4 c5 37. Rff6 Re5 38. Rh6 Kf7 39. Rb7+ Kg8 40. Ra6 Re8 41. Rg6+ Kf8 42. Bd5 Re1+ 43. Kxh2 Re2+ 44. Kg1 Re1+ 45. Kf2 1-0

