[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.07"]
[Round "3.10"]
[White "Castillo Castellanos, David"]
[Black "Castillo, Jesus"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1403"]
[BlackElo "1630"]
[PlyCount "53"]
[EventDate "2019.12.06"]
[EventType "swiss (rapid)"]
[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. Bg5 Ne4 3. Nf3 Nxg5 4. Nxg5 e5 5. h4 f6 6. Ne4 d5 7. Nec3 exd4 8. Qxd4 c6 9. Nd2 Bf5 10. 0-0-0 Nd7 11. e4 dxe4 12. Ndxe4 Qa5 13. Qa4 Qxa4 14. Nxa4 Bxe4 15. f3 Bf5 16. g4 Be6 17. Nc3 a5 18. Ne4 Bxa2 19. b3 a4 20. Kb2 Bxb3 21. cxb3 Nc5 22. Nxc5 Bxc5 23. Bc4 b5 24. Rhe1+ Kf8 25. Be6 Bf2 26. Re2 Bxh4 27. Rd7 0-1

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.07"]
[Round "4.11"]
[White "Ortiz Junco, Luis Carlos"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1583"]
[BlackElo "1403"]
[PlyCount "44"]
[EventDate "2019.12.06"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 Nf6 3. Nc3 d6 4. d4 Qc7 5. Bd3 e5 6. dxe5 dxe5 7. 0-0 Bd6 8. h3 Be6 9. Qe2 Nbd7 10. Rd1 0-0-0 11. a3 Nc5 12. Bg5 Be7 13. Bxf6 Nxd3 14. b4 Bxf6 15. Rxd3 Rxd3 16. Qxd3 Rd8 17. Qe2 g5 18. g4 Be7 19. Rd1 f6 20. Qe3 Rxd1+ 21. Nxd1 Qb6 22. Qxb6 axb6 1-0

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.06"]
[Round "6.10"]
[White "Castillo Castellanos, David"]
[Black "Sanchez, Carlos Andres"]
[Result "0-1"]
[ECO "E38"]
[WhiteElo "1403"]
[BlackElo "1719"]
[PlyCount "28"]
[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 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. Nf3 cxd4 6. Nxd4 b6 7. a3 Bc5 8. e3 Bb7 9. Nf3 Qc7 10. Bd3 a6 11. Ne4 Be7 12. b3 d6 13. Bb2 Nbd7 14. Bc3 Rc8 0-1

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.06"]
[Round "1.13"]
[White "Cuellar, Jose Gabriel"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1659"]
[BlackElo "1403"]
[PlyCount "87"]
[EventDate "2019.12.06"]
[EventType "swiss (rapid)"]
[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. Bf4 d6 3. e3 g6 4. h3 Bg7 5. Nf3 0-0 6. Bd3 Be6 7. c3 c6 8. g4 Nbd7 9. Nbd2 Nb6 10. g5 Nfd7 11. h4 f5 12. h5 Kf7 13. hxg6+ hxg6 14. Bg3 Rh8 15. Rxh8 Bxh8 16. Qe2 Qc7 17. e4 Rf8 18. 0-0-0 Ke8 19. a3 Bg7 20. Nh4 Bf7 21. exf5 gxf5 22. Nxf5 Be5 23. dxe5 dxe5 24. Nf3 Bg6 25. Ng7+ Kf7 26. Bxg6+ Kxg6 27. Ne6 Qc8 28. Nxf8+ Qxf8 29. Nxe5+ Nxe5 30. Bxe5 Nd5 31. Bd4 Qf4+ 32. Be3 Qf5 33. Qd3 e6 34. Qxf5+ exf5 35. Rxd5 cxd5 36. f4 a6 37. Kd2 Kf7 38. Kd3 Ke6 39. Kd4 a5 40. Bf2 b6 41. Bh4 a4 42. g6 b5 43. g7 Kf7 44. Bf6 1-0

[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 "3.16"]
[White "Castillo Castellanos, David"]
[Black "Bastidas Noguera, Efren Albeiro"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1403"]
[BlackElo "1499"]
[PlyCount "81"]
[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 d5 2. c4 dxc4 3. Qa4+ Bd7 4. Qxc4 Nf6 5. e3 Nc6 6. Bd3 e6 7. Nf3 Be7 8. Bd2 h6 9. a3 a6 10. Qc2 0-0 11. Nc3 Na7 12. 0-0 Nb5 13. Ne5 Nd6 14. Rac1 Nf5 15. Qd1 Bd6 16. Nxd7 Qxd7 17. Ne4 Nxe4 18. Bxe4 c6 19. Bc3 Qc7 20. h3 Bh2+ 21. Kh1 Bd6 22. d5 cxd5 23. Bxf5 exf5 24. Qxd5 Qd7 25. Rfd1 Rad8 26. Ba5 Qe7 27. Bxd8 Rxd8 28. Qxf5 Qe5 29. Qxe5 Bxe5 30. Rxd8+ Kh7 31. a4 Bxb2 32. Rb1 Bf6 33. Rd7 g5 34. Rbxb7 Kg6 35. a5 h5 36. Rb6 g4 37. Rxa6 Kg5 38. Rxf7 Be5 39. Re6 Bb8 40. h4+ Kxh4 41. Rf5 1-0

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.04"]
[Round "4.11"]
[White "Martinez Quintero, Javier"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1767"]
[BlackElo "1403"]
[PlyCount "51"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e3 d6 5. Nf3 0-0 6. g3 b6 7. Bg2 Bb7 8. 0-0 Nbd7 9. b4 c5 10. a3 Rc8 11. Qb3 Re8 12. Bb2 e6 13. Nb5 Nf8 14. Nxa7 Rb8 15. Rfd1 Qe7 16. Nb5 Red8 17. a4 d5 18. bxc5 bxc5 19. Ne5 dxc4 20. Qxc4 Bd5 21. Bxd5 Nxd5 22. Nc6 Qb7 23. Nxd8 Rxd8 24. Qxc5 Nd7 25. Qa7 Qb6 26. Rdc1 1-0

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.03"]
[Round "1.10"]
[White "Castillo Castellanos, David"]
[Black "Alba, German David"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1403"]
[BlackElo "1713"]
[PlyCount "90"]
[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 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 e6 5. e3 Be7 6. Bd2 0-0 7. Be2 Nbd7 8. cxd5 exd5 9. Qc2 Re8 10. Bd3 Bd6 11. h3 Nf8 12. Bf5 Be6 13. Ng5 g6 14. Bxe6 Nxe6 15. Nxe6 Rxe6 16. Qd3 a5 17. a3 Kg7 18. 0-0 Ne4 19. Nxe4 dxe4 20. Qe2 b5 21. b3 h5 22. Bc3 Kh6 23. Rfd1 f5 24. d5 cxd5 25. Rxd5 Bh2+ 26. Kxh2 Qxd5 27. Qd1 Rd6 28. Qxd5 Rxd5 29. Be1 a4 30. bxa4 bxa4 31. Rb1 Rd3 32. Bb4 Rc8 33. g3 Rc2 34. Bf8+ Kh7 35. Kg2 Rxe3 36. Kf1 Rf3 37. Kg1 Rfxf2 38. g4 Rg2+ 39. Kh1 Rh2+ 40. Kg1 Rcg2+ 41. Kf1 Rh1+ 42. Kxg2 Rxb1 43. gxf5 gxf5 44. Kg3 Kg6 45. Bb4 f4+ 0-1

[Event "COL-ch Visually impaired"]
[Site "Cartagena"]
[Date "2019.12.03"]
[Round "2.11"]
[White "Munoz, Mauricio"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1668"]
[BlackElo "1403"]
[PlyCount "85"]
[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 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Nf3 h6 6. Bd3 g6 7. c3 Be7 8. Bxf5 gxf5 9. Be3 Nd7 10. Nbd2 Qc7 11. Qc2 Nb6 12. Bf2 0-0-0 13. b4 Rf8 14. a4 Bd8 15. 0-0 Ne7 16. b5 Ng6 17. Be3 Be7 18. a5 Nd7 19. Qa4 Nb8 20. Rfc1 Kd7 21. c4 Nh4 22. cxd5 exd5 23. Rc2 Rc8 24. Rac1 Ke8 25. bxc6 bxc6 26. Rb1 Kf8 27. Rcb2 Nxf3+ 28. Nxf3 c5 29. Rb7 Qc6 30. Qxc6 Nxc6 31. dxc5 Nxa5 32. Rxa7 Bxc5 33. Bxc5+ Rxc5 34. Nh4 Nc6 35. Rd7 Nd4 36. Rbb7 Rh7 37. Rb8+ Kg7 38. Rdd8 Rc1+ 39. Kf2 Rc2+ 40. Ke3 h5 41. Kxd4 Rc4+ 42. Ke3 Kh6 43. Rb6+ 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.29"]
[Round "6"]
[White "Castillo Castellanos, David"]
[Black "Rueda Rojas, Richard Alejandro"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1406"]
[PlyCount "115"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Nf3 Bd6 5. e3 0-0 6. c5 Be7 7. Bd3 b6 8. b4 Bd7 9. 0-0 Nc6 10. a3 a5 11. b5 Na7 12. a4 bxc5 13. dxc5 Bxc5 14. Ba3 Bb4 15. Qb3 Bxa3 16. Rxa3 Re8 17. Qc2 c6 18. bxc6 Nxc6 19. Na2 e5 20. Bb5 e4 21. Bxc6 Bxc6 22. Nd4 Bb7 23. Rc3 h5 24. Rc1 g6 25. Nc6 Qd7 26. Rc5 Rec8 27. Ne5 Qe8 28. Rxc8 Rxc8 29. Qb2 Rxc1+ 30. Nxc1 Qc8 31. Nb3 Qe8 32. Nc5 Bc8 33. Qb8 g5 34. Nb3 Nd7 35. Nxd7 Bxd7 36. Qxe8+ Bxe8 37. Nxa5 Bxa4 38. Kf1 f5 39. g3 h4 40. gxh4 gxh4 41. h3 Kf7 42. Nb7 Ke6 43. Nc5+ Kd6 44. Nxa4 Ke5 45. f4+ exf3 46. Nc3 d4 47. exd4+ Kxd4 48. Nd1 Ke4 49. Kf2 Kf4 50. Nc3 Ke5 51. Kxf3 Kf6 52. Ne2 Ke5 53. Nf4 Kf6 54. Nd5+ Kg5 55. Ke3 Kh5 56. Kf4 Kg6 57. Ne7+ Kf6 58. Nxf5 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.28"]
[Round "4"]
[White "Castillo Castellanos, David"]
[Black "Gomez Araque, Laura Sofia"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1406"]
[BlackElo "1249"]
[PlyCount "91"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Be7 6. Bd3 0-0 7. 0-0 h6 8. Qc2 a6 9. e4 b5 10. cxd5 cxd5 11. e5 Ne8 12. a3 Nd7 13. Qe2 g6 14. Bxh6 Ng7 15. Qe3 Re8 16. Bxg7 Kxg7 17. Ne2 Bb7 18. Ng3 Bh4 19. Ne1 Bxg3 20. Qxg3 Rh8 21. Nf3 Nb6 22. b3 Rc8 23. Rfc1 Bc6 24. Qg5 Qxg5 25. Nxg5 Rc7 26. f4 Rhc8 27. g4 Bb7 28. Rxc7 Rxc7 29. Rb1 Kh6 30. Kf2 Rc3 31. Ke2 f5 32. exf6 Nd7 33. Nf7+ Kh7 34. g5 Rc8 35. Nd6 Rb8 36. Kd2 Nf8 37. Re1 Bc8 38. h4 Bd7 39. h5 Rb6 40. hxg6+ Nxg6 41. Rh1+ Kg8 42. Bxg6 Rxd6 43. f7+ Kg7 44. Rh8 Kxg6 45. f8Q Rc6 46. Qf6# 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.28"]
[Round "5"]
[White "Rueda Hernandez, Roso Belkyn"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "B10"]
[BlackElo "1406"]
[PlyCount "108"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 e6 3. Nc3 d6 4. Be2 Be7 5. h3 Nd7 6. a3 Ngf6 7. Bc4 Nb6 8. Ba2 Nfd7 9. d3 d5 10. e5 Nf8 11. Bf4 g5 12. Bg3 Ng6 13. Ne2 h5 14. Qd2 Bd7 15. c3 c5 16. Bb1 Bc6 17. d4 Nf8 18. h4 Rg8 19. hxg5 Bxg5 20. Nxg5 Qxg5 21. Qxg5 Rxg5 22. Nf4 Rxg3 23. fxg3 0-0-0 24. Bd3 c4 25. Bc2 Na4 26. Rb1 b5 27. Bxa4 bxa4 28. Rxh5 Ng6 29. Rh7 Rh8 30. Rxh8+ Nxh8 31. g4 Kd8 32. g3 Ke8 33. Kf2 Kf8 34. Rh1 Kg7 35. Nh5+ Kf8 36. Nf6 Ng6 37. Rh7 Be8 38. g5 a6 39. Nh5 a5 40. Nf4 Kg8 41. Rh6 Kg7 42. Rxg6+ fxg6 43. Nxe6+ Kf7 44. Nc5 Ke7 45. Kf3 Kd8 46. e6 Ke7 47. Kf4 Bc6 48. Ke5 Ba8 49. Na6 Bc6 50. Nc7 Bb7 51. Nxd5+ Bxd5 52. Kxd5 Kd8 53. Kd6 Ke8 54. e7 Kf7 1-0

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.27"]
[Round "2"]
[White "Castillo Castellanos, David"]
[Black "Melo Suarez, Cristopher Andres"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1406"]
[BlackElo "1306"]
[PlyCount "14"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Nc3 e6 4. e3 Nbd7 5. Be2 b6 6. b3 Bb4 7. a3 Bxc3+ 0-1

[Event "Bogota Bonita op"]
[Site "Bogota"]
[Date "2019.09.26"]
[Round "1"]
[White "Gonzalez Parejo, Ramon Junior"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2228"]
[BlackElo "1406"]
[PlyCount "41"]
[EventDate "2019.09.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. c4 e6 7. Nc3 c6 8. e4 Nbd7 9. Qe2 e5 10. Rd1 Qc7 11. h3 a5 12. b3 b6 13. Ba3 c5 14. Nb5 Qb8 15. dxe5 dxe5 16. Rd6 Bb7 17. Rad1 Rd8 18. Nxe5 Nxe5 19. Rxd8+ Qxd8 20. Rxd8+ Rxd8 21. f4 1-0

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.11"]
[Round "6.10"]
[White "Vasquez, Jovanny"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1301"]
[BlackElo "1604"]
[PlyCount "42"]
[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 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 a6 5. 0-0 Nd7 6. d4 b5 7. Bd3 cxd4 8. Nxd4 Bb7 9. Re1 Be7 10. b3 Rc8 11. Bb2 Ne5 12. Rc1 Bg5 13. Rb1 Qb6 14. Nxe6 fxe6 15. Qh5+ Nf7 16. Qg4 Ne7 17. Nd5 Nxd5 18. exd5 Bxd5 19. Rxe6+ Bxe6 20. Qxe6+ Kd8 21. Re1 Re8 1-0

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.10"]
[Round "5.9"]
[White "Castillo Castellanos, David"]
[Black "Alvarez, Juan Evangelista"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1604"]
[BlackElo "1635"]
[PlyCount "46"]
[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 Nf6 2. Nc3 Nc6 3. Nf3 e5 4. b3 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Bc4 Qd6 8. d3 Be6 9. Bxe6 Qxe6 10. Qe2 0-0-0 11. 0-0 h5 12. Bb2 f6 13. a4 Bd6 14. Rfd1 Rdg8 15. Qe3 Ne7 16. Qxa7 g5 17. Qa8+ Kd7 18. Qxb7 h4 19. a5 Nc6 20. Qb5 g4 21. Nd2 g3 22. Nf3 gxh2+ 23. Nxh2 Qh3 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 "3.8"]
[White "Astudillo Escobar, Jose Fernando"]
[Black "Castillo Castellanos, David"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1485"]
[BlackElo "1604"]
[PlyCount "61"]
[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 c5 2. Bc4 e6 3. Nf3 d6 4. d3 Bd7 5. Ne5 h6 6. Nf3 Be7 7. 0-0 Bg5 8. Nc3 Nc6 9. Nb5 Be7 10. Bf4 e5 11. Bg3 Bg4 12. c3 Bxf3 13. Qxf3 Nf6 14. Rad1 a6 15. Bh4 0-0 16. Bxf6 Bxf6 17. Na3 b5 18. Bd5 Rc8 19. Bxc6 Rxc6 20. d4 exd4 21. cxd4 cxd4 22. Rc1 Rxc1 23. Rxc1 Be7 24. Qd3 d5 25. exd5 Qxd5 26. Nc2 Bd6 27. Qxd4 Qxd4 28. Nxd4 Be5 29. Rd1 Bxd4 30. Rxd4 Rc8 31. h3 1/2-1/2

[Event "Medellin op 2nd"]
[Site "Medellin"]
[Date "2019.05.09"]
[Round "2.5"]
[White "Castillo Castellanos, David"]
[Black "Rico Hernandez, Edgar"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1604"]
[BlackElo "1847"]
[PlyCount "98"]
[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 c6 2. b3 d5 3. exd5 cxd5 4. d4 Nf6 5. h3 e6 6. Nf3 Nc6 7. Nbd2 Bb4 8. Bb2 0-0 9. Be2 Ne4 10. a3 Nc3 11. Qc1 Nxe2 12. Kxe2 Bd6 13. Re1 b6 14. Kf1 Ba6+ 15. Kg1 Rc8 16. c3 Bf4 17. Qc2 Qc7 18. Nf1 h6 19. Bc1 Bd6 20. Ra2 Ne7 21. Bd2 Ng6 22. N1h2 Nf4 23. Bxf4 Bxf4 24. c4 dxc4 25. bxc4 Bxc4 26. Raa1 Bd5 27. Qxc7 Rxc7 28. Re2 Rfc8 29. g3 Bd6 30. a4 Rc3 31. Kg2 Rd3 32. a5 b5 33. Rb1 a6 34. Rbb2 Rxd4 35. Rbd2 Rxd2 36. Rxd2 Bb4 37. Rb2 Bxa5 38. Nf1 Bb6 39. Ne3 Bxe3 40. fxe3 b4 41. Kf2 b3 42. Ne1 a5 43. Ke2 a4 44. Nd3 a3 45. Rd2 a2 46. Rd1 Rc2+ 47. Ke1 b2 48. Nxb2 Rxb2 49. Ra1 Rb1+ 0-1

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.12"]
[Round "6.11"]
[White "Castillo Castellanos, David"]
[Black "Intencipa Acosta, Fabian Armando"]
[Result "1-0"]
[ECO "C48"]
[BlackElo "1415"]
[PlyCount "55"]
[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. Bb5 Nf6 4. Nc3 Bc5 5. d3 h6 6. Bxc6 dxc6 7. Nxe5 Bxf2+ 8. Kxf2 Qd4+ 9. Be3 Qxe5 10. h3 h5 11. Qf3 Bd7 12. Bf4 Qc5+ 13. Qe3 Qb4 14. Rab1 Qe7 15. Bxc7 Bxh3 16. gxh3 Qxc7 17. Ke2 h4 18. e5 Nh5 19. Kd2 Ng3 20. Rh2 0-0-0 21. Re1 Kb8 22. Rf2 g6 23. Rf4 Rh5 24. Rd4 Re8 25. Qf2 Rhxe5 26. Rxe5 Qxe5 27. Rxh4 f5 28. Ra4 1-0

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.11"]
[Round "5.14"]
[White "Castillo Castellanos, David"]
[Black "Pena Castro, Francisco"]
[Result "1-0"]
[ECO "C50"]
[BlackElo "1524"]
[PlyCount "41"]
[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 Nf6 4. Nc3 Bc5 5. 0-0 0-0 6. d3 d6 7. Nd5 Bg4 8. c3 Nxd5 9. Bxd5 Qd7 10. b4 Bb6 11. a4 a5 12. b5 Nd8 13. Be3 Bxe3 14. fxe3 c6 15. Bc4 d5 16. exd5 cxd5 17. Bb3 f6 18. e4 Nf7 19. Bxd5 Rac8 20. Qb3 b6 21. Nh4 1-0

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.10"]
[Round "3.12"]
[White "Castillo Castellanos, David"]
[Black "Sierra, Henry Alberto"]
[Result "1/2-1/2"]
[ECO "B23"]
[BlackElo "1545"]
[PlyCount "27"]
[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. Bc4 d6 3. f4 Nf6 4. Nc3 e6 5. Nf3 Be7 6. d3 a6 7. a3 b5 8. Ba2 Bb7 9. Be3 0-0 10. e5 dxe5 11. fxe5 Nfd7 12. 0-0 Qc7 13. Bf4 Nc6 14. Qe2 1/2-1/2

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.10"]
[Round "4.10"]
[White "Ortiz Junco, Luis Carlos"]
[Black "Castillo Castellanos, David"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1672"]
[PlyCount "54"]
[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 Be7 4. c3 Na5 5. Nxe5 Nxc4 6. Nxc4 d5 7. exd5 Qxd5 8. Ne3 Qc6 9. 0-0 Be6 10. d4 Nf6 11. Nd2 0-0-0 12. Qf3 Qxf3 13. Nxf3 Nd5 14. Nc4 Nb4 15. Ne3 Nxa2 16. d5 Bxd5 17. Nxd5 Rxd5 18. Rxa2 a6 19. Be3 g5 20. h3 h5 21. Bd4 f6 22. g3 Rf5 23. Kg2 g4 24. hxg4 hxg4 25. Nh4 Rd5 26. b4 Rg8 27. Re2 Kd7 1-0

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.09"]
[Round "1.16"]
[White "Castillo Castellanos, David"]
[Black "Acevedo Hernandez, Fausto"]
[Result "0-1"]
[ECO "E14"]
[BlackElo "1522"]
[PlyCount "48"]
[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 Nf6 2. c4 e6 3. Nc3 b6 4. e3 Bb7 5. Nf3 d5 6. Bd3 Be7 7. 0-0 Nbd7 8. b3 0-0 9. a4 c5 10. Re1 Rc8 11. Bd2 a6 12. Na2 Ne4 13. Bxe4 dxe4 14. Ne5 Bf6 15. Bc3 Qc7 16. Ng4 Rfd8 17. Nxf6+ Nxf6 18. f3 exf3 19. gxf3 cxd4 20. Bxd4 e5 21. Bxe5 Qxe5 22. Qe2 Qg5+ 23. Kh1 Rd2 24. Qf1 Qh5 0-1

[Event "COL visually impaired 14th"]
[Site "Armenia"]
[Date "2018.11.09"]
[Round "2.16"]
[White "Oyola, Fernando"]
[Black "Castillo Castellanos, David"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1647"]
[PlyCount "54"]
[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. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Bb4 6. Bc4 Nf6 7. e5 Ne4 8. Qc2 Bxc3+ 9. bxc3 Qa5 10. Bb2 d5 11. exd6 Nxd6 12. Bb3 Qf5 13. 0-0 Qxc2 14. Bxc2 Nc6 15. Bc1 b5 16. Bb3 Nc4 17. Bxc4 bxc4 18. Ba3 Ne7 19. Ne5 Ba6 20. Rad1 Nd5 21. Rc1 f6 22. Nf3 Kf7 23. Rfe1 Rhe8 24. Re2 Rad8 25. Bc5 Nf4 26. Re3 Nd3 27. Rxd3 cxd3 0-1

