[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.15"]
[Round "8"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Urueta Gonzalez, Yeiren David"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "1319"]
[BlackElo "1518"]
[PlyCount "105"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[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. Bd3 g6 7. f3 Bg7 8. Be3 b5 9. Qd2 Qa5 10. 0-0 0-0 11. Kh1 e5 12. Nb3 Qd8 13. a4 bxa4 14. Nxa4 Nbd7 15. Bc4 Nh5 16. Rfd1 Qh4 17. Qf2 Qxf2 18. Bxf2 Bb7 19. Rxd6 Ndf6 20. Nac5 Rfc8 21. Bxa6 Bxa6 22. Raxa6 Rxa6 23. Rxa6 Ne8 24. g3 Bf8 25. Kg2 Nd6 26. c3 Nc4 27. Ra2 Rd8 28. Na5 Nxa5 29. Rxa5 Rd2 30. b4 Rb2 31. Nd3 Rc2 32. Nxe5 Rxc3 33. Rb5 Rb3 34. Nc6 Rb2 35. f4 Nf6 36. Kf3 Nxe4 37. Kxe4 Rxf2 38. h4 Rb2 39. Rb8 Kg7 40. Rb7 Bd6 41. Kd5 Rd2+ 42. Nd4 h5 43. b5 Ba3 44. Rd7 Bb2 45. Kc5 Ba3+ 46. Kc6 Kf6 47. b6 Rb2 48. b7 Be7 49. Kc7 Bc5 50. b8Q Rxb8 51. Kxb8 Bb4 52. Rd5 Be1 53. Ne2 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.15"]
[Round "9"]
[White "Toro Castaneda, Miguel Angel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "2041"]
[BlackElo "1319"]
[PlyCount "27"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[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. Nc3 Nf6 4. Bb5 Nd4 5. Nxd4 exd4 6. e5 dxc3 7. exf6 Qxf6 8. dxc3 c6 9. Bd3 Bc5 10. 0-0 0-0 11. Qh5 g6 12. Qxc5 d5 13. Qd4 Qxd4 14. cxd4 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.14"]
[Round "7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Gomez Cardenas, Brayan Duvan"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1319"]
[BlackElo "1414"]
[PlyCount "63"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 c6 4. 0-0 Nd7 5. d3 h6 6. Re1 Be7 7. c3 Ngf6 8. d4 0-0 9. Nbd2 d5 10. exd5 exd4 11. Nxd4 cxd5 12. Bb3 Nc5 13. Bc2 Ne6 14. N2f3 Bc5 15. Be3 Bb6 16. h3 Bd7 17. Qd2 Ne4 18. Bxe4 dxe4 19. Nxe6 fxe6 20. Bxb6 Qxb6 21. Rxe4 Qc7 22. Ne5 Bc6 23. Nxc6 Qxc6 24. Rae1 Rf6 25. Qe3 Re8 26. Qxa7 Ref8 27. Qe3 Rg6 28. f3 Rff6 29. Rg4 Qa6 30. Rxg6 Rxg6 31. a3 Qb5 32. Qe4 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.14"]
[Round "6"]
[White "Ortiz Lopera, Miguel Angel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1651"]
[BlackElo "1319"]
[PlyCount "137"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[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. Bc4 Nf6 4. d3 h6 5. c3 d6 6. 0-0 Bg4 7. Nbd2 Be7 8. Re1 0-0 9. Nf1 Na5 10. Bb5 a6 11. Ba4 b5 12. Bc2 Qd7 13. h3 Be6 14. b4 Nc6 15. d4 exd4 16. cxd4 Bc4 17. a3 a5 18. d5 Ne5 19. Nxe5 dxe5 20. bxa5 Rxa5 21. Bb2 Bxf1 22. Kxf1 Bd6 23. f4 Qe7 24. a4 Nd7 25. Qg4 Nb6 26. axb5 Rxb5 27. Rab1 Nc4 28. Bc3 Rxb1 29. Bxb1 f6 30. Qe6+ Qxe6 31. dxe6 Re8 32. f5 Kf8 33. Bd3 Nb6 34. Ba5 Ke7 35. Bxb6 cxb6 36. Ra1 Bc5 37. Bc4 Rb8 38. Ra7+ Kf8 39. Rf7+ Kg8 40. e7 Kh7 41. Bb5 Bxe7 42. Rxe7 Rd8 43. Be2 Rb8 44. Bh5 b5 45. Bg6+ Kg8 46. Re8+ Rxe8 47. Bxe8 b4 48. Ba4 Kf7 49. Ke2 g6 50. g4 h5 51. Bb3+ Kg7 52. Kf3 Kh6 53. gxh5 gxf5 54. exf5 Kxh5 55. Kg3 Kg5 56. Bc2 Kh5 57. h4 Kh6 58. Kg4 Kg7 59. Bd1 Kh6 60. Kg3 Kh7 61. Kf3 Kh6 62. Ke4 b3 63. Bxb3 Kh5 64. Kd5 Kxh4 65. Ke6 e4 66. Kxf6 Kh5 67. Ke7 e3 68. Bd1+ Kg5 69. f6 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.13"]
[Round "4"]
[White "Cabrales Almanza, Josue Ricardo"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "1782"]
[BlackElo "1319"]
[PlyCount "70"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. Nf3 f5 2. c4 d6 3. d4 g6 4. Nc3 Nf6 5. g3 Bg7 6. Bg2 Nbd7 7. 0-0 0-0 8. Qc2 Re8 9. Rd1 e5 10. dxe5 Nxe5 11. Nxe5 Rxe5 12. Bf4 Re7 13. c5 Rd7 14. Qb3+ Kh8 15. c6 Re7 16. cxb7 Bxb7 17. Qxb7 Rb8 18. Qxa7 Rxb2 19. Rab1 Rxb1 20. Rxb1 Nd7 21. Nd5 Rxe2 22. Bf3 Rc2 23. Bd1 Rc5 24. Ba4 Bd4 25. Qb7 Kg7 26. Bxd6 cxd6 27. Bxd7 Qa5 28. Be6+ Kh6 29. Bg8 Bxf2+ 30. Kh1 Qa4 31. Qxh7+ Kg5 32. h4+ Kg4 33. Rb4+ Kf3 34. Kh2 Bxg3+ 35. Kh3 Rc1 0-1

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.13"]
[Round "5"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Giraldo, Emanuel"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1319"]
[BlackElo "1724"]
[PlyCount "90"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. a4 Bg7 6. h3 0-0 7. Nf3 Qa5 8. Qd2 Nbd7 9. Bd3 e5 10. dxe5 Nxe5 11. Nxe5 dxe5 12. 0-0 Be6 13. Rfd1 Rfd8 14. Rab1 Qb4 15. Ne2 a5 16. Qxb4 axb4 17. b3 Nd7 18. Ng3 Bf8 19. Rd2 Bc5 20. Bxc5 Nxc5 21. Rbd1 Rd7 22. Be2 Rxd2 23. Rxd2 Kf8 24. f3 Ke7 25. Kf2 f5 26. exf5 gxf5 27. Bd3 Rd8 28. Ke2 Kf6 29. Nh5+ Kf7 30. Ng3 Rg8 31. Kf2 Kf6 32. Nh5+ Kg5 33. Ng3 Rd8 34. Ke2 Rd7 35. h4+ Kg6 36. Rd1 e4 37. fxe4 fxe4 38. Nxe4 Bg4+ 39. Ke3 Re7 40. Re1 Bf5 41. Kd4 Nxe4 42. Bxe4 c5+ 43. Kd3 Rd7+ 44. Ke3 Bxe4 45. Kxe4 Re7+ 0-1

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.12"]
[Round "2"]
[White "Beltran, Oscar Sebastian"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1473"]
[BlackElo "1319"]
[PlyCount "88"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. e3 c5 4. c3 Nc6 5. Bd3 Nf6 6. Nbd2 Be7 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 cxd4 10. Nxf6+ Bxf6 11. cxd4 Nxd4 12. Nxd4 Bxd4 13. Qc2 g6 14. Bh6 Bg7 15. Bxg7 Kxg7 16. Rad1 Qe7 17. Rfe1 b6 18. Re3 Bb7 19. Rh3 Rac8 20. Qd2 Kg8 21. Qh6 f5 22. Re1 Rfd8 23. Rhe3 Bd5 24. a3 Qg7 25. Qf4 Qxb2 26. Qg5 Qg7 27. h4 Rd7 28. f3 Rdc7 29. Ba6 Rf8 30. Qf4 Re7 31. Bc4 Bxc4 32. Qxc4 Rfe8 33. Rxe6 Rxe6 34. Rxe6 Rxe6 35. Qxe6+ Qf7 36. Qc8+ Kg7 37. Qc3+ Kf8 38. Qh8+ Ke7 39. Qe5+ Kd7 40. Qb8 Kc6 41. Qc8+ Kb5 42. Qc3 Qc4 43. Qg7 Qxh4 44. Qd7+ Ka6 0-1

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.12"]
[Round "3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Olaya, Horacio"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1319"]
[BlackElo "1489"]
[PlyCount "58"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[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. Ba4 b5 5. Bb3 Nf6 6. d3 Be7 7. Nbd2 0-0 8. 0-0 d5 9. exd5 Nxd5 10. c3 Nf4 11. d4 Bg4 12. Ne4 Nd5 13. h3 Bh5 14. Ng3 Bg6 15. dxe5 Nb6 16. Be3 Bd3 17. Re1 Nc4 18. Bxc4 bxc4 19. Bd4 Nxd4 20. cxd4 Bb4 21. Re3 c5 22. a3 cxd4 23. Rxd3 cxd3 24. axb4 Qb6 25. Qxd3 Qxb4 26. Qxd4 Qxd4 27. Nxd4 Rfd8 28. Nge2 Rdb8 29. b3 h5 1-0

[Event "COL-ch U16"]
[Site "Villavicencio"]
[Date "2022.05.11"]
[Round "1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Zarabanda Rojas, Daniel Santiago"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1319"]
[BlackElo "1527"]
[PlyCount "65"]
[EventDate "2022.05.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Bg4 5. Bb5+ Nc6 6. 0-0 Nf6 7. Nbd2 e6 8. Re1 a6 9. Ba4 b5 10. Bb3 Nxd4 11. h3 Nxf3+ 12. Nxf3 Bxf3 13. Qxf3 Bc5 14. Bg5 0-0 15. Rad1 h6 16. Bh4 Be7 17. c4 bxc4 18. Bxc4 Qc7 19. Bd3 Qb6 20. b3 Qb4 21. Bg3 Bd6 22. a3 Qb8 23. Bh4 Nd7 24. g4 Ne5 25. Rxe5 Bxe5 26. g5 Bf4 27. Kh1 Qe5 28. Rg1 Bh2 29. Rg2 Rfc8 30. Rxh2 Rc1+ 31. Kg2 Qe1 32. Kg3 Qe5+ 33. Qf4 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.17"]
[Round "9"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Sutta, Johan Alexander"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1319"]
[PlyCount "62"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. d3 Bc5 6. Be2 h5 7. Be3 Bxe3 8. fxe3 Bg4 9. h3 Bxe2 10. Qxe2 Qd6 11. Nc3 0-0-0 12. 0-0-0 c5 13. Rhf1 Rd7 14. Qf3 Qa6 15. a3 Rf8 16. e5 Ng8 17. Qxh5 g6 18. Qg4 Nh6 19. Qg5 Nf5 20. g4 Ng7 21. Qf4 Ne6 22. Qa4 Qb6 23. e4 Nd4 24. Rf6 c6 25. Nd5 Qd8 26. Qxa7 cxd5 27. Qxc5+ Nc6 28. e6 Rc7 29. exd5 Ne7 30. Qa5 Rxc2+ 31. Kxc2 Qxa5 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.16"]
[Round "7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Vasquez Jaen, David Eduardo"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1319"]
[PlyCount "77"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Nc6 7. Bd3 cxd4 8. cxd4 Be7 9. 0-0 0-0 10. Nb3 f6 11. exf6 Nxf6 12. a3 Qc7 13. Qc2 h6 14. Ne5 Bd6 15. f4 Ne7 16. Qxc7 Bxc7 17. Bd2 Nf5 18. Rac1 Bb6 19. Bb4 Nxd4 20. Nxd4 Bxd4+ 21. Kh1 Re8 22. Bb5 Bxe5 23. Bxe8 Bxb2 24. Rc2 Bxa3 25. Bxa3 Nxe8 26. Bb2 Nd6 27. Rc7 Ne4 28. Bxg7 a5 29. Rf3 a4 30. Rh3 Nd6 31. Rxh6 Nf7 32. Rf6 Kxg7 33. Rcxf7+ Kg8 34. Rf8+ Kg7 35. h4 a3 36. R6f7+ Kg6 37. g4 a2 38. h5+ Kh6 39. Rh8# 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.16"]
[Round "8"]
[White "Molina Ballesteros, Juan Sebastian"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1530"]
[BlackElo "1319"]
[PlyCount "63"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Nbd2 0-0 7. a4 a5 8. Nf1 Bb6 9. Ng3 Ne7 10. 0-0 Ng6 11. Be3 c6 12. Qb3 Bxe3 13. fxe3 d5 14. exd5 cxd5 15. Bb5 e4 16. dxe4 dxe4 17. Ng5 Qe7 18. Bc4 h6 19. Nxf7 Rxf7 20. Bxf7+ Qxf7 21. Qxf7+ Kxf7 22. Nxe4 Ke7 23. Nxf6 gxf6 24. Rad1 Be6 25. Rd4 Bb3 26. Rf2 Ne5 27. Rff4 b5 28. axb5 Rb8 29. c4 Bxc4 30. Rxc4 Nxc4 31. Rxc4 Rxb5 32. Rc2 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.15"]
[Round "6"]
[White "Castano Herrera, Jeronimo"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1497"]
[BlackElo "1319"]
[PlyCount "68"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. d3 f5 6. Nf3 Nf6 7. Bg5 h6 8. Bxf6 Bxf6 9. 0-0 0-0 10. Rb1 a5 11. a3 d6 12. Ne1 g5 13. Nc2 h5 14. b4 axb4 15. axb4 h4 16. b5 Ne7 17. Nd5 Nxd5 18. Bxd5+ Kh8 19. Qd2 f4 20. Kg2 Qd7 21. Kg1 hxg3 22. fxg3 Kg7 23. gxf4 exf4 24. e3 c6 25. bxc6 bxc6 26. Bg2 Rb8 27. exf4 Qg4 28. fxg5 Be5 29. Rf3 Rb2 30. Ne3 Qxf3 31. Bxf3 Rxd2 32. Bxc6 Rff2 33. Rb8 Ra2 34. Nf1 Bxh2+ 0-1

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.14"]
[Round "4"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Ibanez Moreno, Yamel"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "1319"]
[PlyCount "107"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 d6 6. Be3 Nc6 7. Qd2 Nf6 8. f3 a6 9. Bc4 Bd7 10. 0-0-0 0-0 11. Kb1 b5 12. Bb3 Rc8 13. h4 Nxd4 14. Bxd4 a5 15. a3 b4 16. axb4 axb4 17. Na2 Qa5 18. Qxb4 Qxb4 19. Nxb4 Ra8 20. c3 Rfb8 21. Kc2 Nh5 22. Bxg7 Nxg7 23. Ra1 Ne6 24. Rxa8 Rxa8 25. Nd5 Kf8 26. Nb6 Ra7 27. Nxd7+ Rxd7 28. Bxe6 fxe6 29. b4 Ke8 30. c4 Rb7 31. Kb3 Kd7 32. b5 Kc7 33. Rd1 Kb6 34. Kb4 Ra7 35. Kb3 Kc5 36. Rd2 Ra1 37. Rb2 Rc1 38. Rc2 Rb1+ 39. Ka2 Rb4 40. Ka3 Rb1 41. Rc3 Ra1+ 42. Kb2 Ra4 43. Rb3 Kxc4 44. b6 Ra8 45. b7 Rb8 46. Rc3+ Kb5 47. Rc7 Kb6 48. Rxe7 Rxb7 49. Rxe6 Kc5+ 50. Kc2 Rd7 51. Re8 Kd4 52. Ra8 Ke3 53. Ra2 Kf2 54. Kd3+ 1/2-1/2

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.14"]
[Round "5"]
[White "Malagon Guzman, Juan Daniel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "1439"]
[BlackElo "1319"]
[PlyCount "87"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Be3 Bf3 18. Qf1 Nf4 19. Bxf4 Bxf4 20. Bd1 Rfe8 21. Bxf3 Qxf3 22. Na3 Bd2 23. Red1 Re2 24. Qg2 Qf6 25. Nc2 Rae8 26. Nb4 Be1 27. Nd3 Bd2 28. Ne5 h6 29. Qf1 R8xe5 30. dxe5 Qxe5 31. a4 b4 32. cxb4 Qe4 33. b5 cxb5 34. axb5 axb5 35. Qg2 Qf5 36. Ra8+ Kh7 37. Rd8 Be1 38. R8d5 Qf6 39. Rxb5 Rxf2 40. Qe4+ g6 41. Rxe1 Rd2 42. Qe3 Rc2 43. Rf1 Qg7 44. Rb7 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.13"]
[Round "3"]
[White "Gonzalez Velasco, Leandro"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C79"]
[WhiteElo "1723"]
[BlackElo "1319"]
[PlyCount "89"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 b5 7. Bb3 d6 8. Ng5 Ne5 9. f4 Nc4 10. Qxd4 h6 11. Bxc4 bxc4 12. e5 c5 13. Qxc4 hxg5 14. exf6 Be6 15. Qa4+ Bd7 16. Re1+ Be7 17. fxe7 Qc7 18. Qe4 Bc6 19. Qf5 gxf4 20. Bxf4 Bd7 21. Qd5 Bc6 22. Qxd6 Qb7 23. Rd1 Qb6 24. Qd8+ Rxd8 25. exd8Q+ Qxd8 26. Rxd8+ Kxd8 27. Nc3 f6 28. Rd1+ Ke8 29. Nd5 Kf7 30. c4 Rh4 31. g3 Rh8 32. Re1 Bxd5 33. cxd5 Rd8 34. d6 g5 35. Be3 Rxd6 36. Bxc5 Rd2 37. Rb1 Rc2 38. Bf2 Kg6 39. a4 Kf5 40. b4 Ra2 41. b5 axb5 42. axb5 Ra8 43. b6 Rb8 44. b7 Kg6 45. Ba7 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.12"]
[Round "2"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Cifuentes Camacho, Miguel Angel"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1319"]
[PlyCount "119"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bd6 4. Nc3 Nge7 5. d3 f6 6. Be3 a6 7. Ba4 b5 8. Bb3 Bb7 9. 0-0 Ng6 10. Nd5 a5 11. a3 a4 12. Ba2 Nge7 13. Nh4 Nxd5 14. Qh5+ Ke7 15. Nf5+ Kf8 16. Bxd5 g6 17. Qh6+ Ke8 18. Qg7 Rf8 19. Nxd6+ cxd6 20. Qxh7 Qe7 21. Qxg6+ Kd8 22. Bh6 Rh8 23. Bg7 Qe8 24. Bf7 Ne7 25. Qxf6 Rf8 26. Bxe8 Rxf6 27. Bxf6 Kxe8 28. Bxe7 Kxe7 29. f4 Rg8 30. f5 Kf6 31. Rf3 d5 32. Re1 dxe4 33. dxe4 d5 34. exd5 Bxd5 35. Rg3 Rc8 36. Rd3 Bc6 37. g4 e4 38. Rde3 Ke5 39. c3 Rd8 40. R1e2 Kf6 41. Kf2 Kg5 42. Kg3 Rd1 43. Rxe4 Bxe4 44. Rxe4 Rd3+ 45. Kf2 Rh3 46. Kg2 Rd3 47. Rb4 Rd2+ 48. Kf3 Rxh2 49. Rxb5 Rh3+ 50. Kg2 Rd3 51. Rb4 Rd8 52. Kf3 Ra8 53. Ke4 Re8+ 54. Kd5 Rd8+ 55. Kc5 Rc8+ 56. Kb5 Rb8+ 57. Kxa4 Ra8+ 58. Kb3 Kf6 59. a4 Kg5 60. Rc4 1-0

[Event "Pan American-ch School U13"]
[Site "Medellin"]
[Date "2019.11.12"]
[Round "1"]
[White "Rumbos Garcia, Alejandro Daniel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1814"]
[BlackElo "1319"]
[PlyCount "83"]
[EventDate "2019.11.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. 0-0 d6 7. c3 b5 8. Bb3 Bg4 9. Re1 0-0 10. Nbd2 Be6 11. Nf1 Ng4 12. d4 Bxb3 13. axb3 exd4 14. cxd4 Nxd4 15. Nxd4 Nxf2 16. Kxf2 Qf6+ 17. Ke3 d5 18. Ng3 dxe4 19. Rf1 Qh6+ 20. Kf2 Qf6+ 21. Kg1 Qxd4+ 22. Qxd4 Bxd4+ 23. Kh1 Rfe8 24. Nf5 Be5 25. Re1 g6 26. Nh6+ Kg7 27. Ng4 f5 28. Nxe5 Rxe5 29. Bf4 Rc5 30. Rac1 Rxc1 31. Rxc1 Rc8 32. Rc6 Kg8 33. Kg1 Rd8 34. Rxc7 Rd1+ 35. Kf2 Rb1 36. Be5 Rd1 37. Rg7+ Kf8 38. Rxh7 Rd2+ 39. Kf1 e3 40. g3 g5 41. Ke1 Rf2 42. Rh5 1-0

[Event "La Rueda Caribbean 1st U12"]
[Site "La Rueda"]
[Date "2019.10.20"]
[Round "5.1"]
[White "Cabiativa, Juan Esteban"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C64"]
[WhiteElo "1844"]
[BlackElo "1319"]
[PlyCount "56"]
[EventDate "2019.10.19"]
[EventType "swiss"]
[EventRounds "5"]
[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 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Bd7 9. 0-0 Ne5 10. Bxd7+ Nxd7 11. e5 dxe5 12. Re1 Ne7 13. Nxe5 Nxe5 14. dxe5 0-0 15. e6 Qd4 16. Qb3 Qxd2 17. exf7+ Rxf7 18. Rxe7 Qxf2+ 19. Kh1 Raf8 20. h3 Kh8 21. Rxf7 Rxf7 22. Qxb7 h6 23. Qa8+ Rf8 24. Qc6 Qxb2 25. Rg1 Qb6 26. Qxb6 cxb6 27. a4 Rf4 28. Ra1 a5 1-0

[Event "La Rueda Caribbean 1st U12"]
[Site "La Rueda"]
[Date "2019.10.19"]
[Round "1.1"]
[White "Araujo, Mateo"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C22"]
[BlackElo "1319"]
[PlyCount "50"]
[EventDate "2019.10.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 Nxe4 8. Bd3 Qe7 9. f3 Nxc3+ 10. Qe2 Nxe2 11. Nxe2 0-0 12. a4 Nd4 13. Ba3 d6 14. 0-0 Nxe2+ 15. Kh1 Nf4 16. Bc4 Qg5 17. Rf2 Be6 18. Bb5 a6 19. Bf1 h5 20. Bc1 h4 21. h3 Qf6 22. Kh2 Qxa1 23. Be3 Qxa4 24. g3 hxg3+ 25. Kxg3 Nh5+ 0-1

[Event "La Rueda Caribbean 1st U12"]
[Site "La Rueda"]
[Date "2019.10.19"]
[Round "3.1"]
[White "Barbosa, Lucas"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1276"]
[BlackElo "1319"]
[PlyCount "34"]
[EventDate "2019.10.19"]
[EventType "swiss"]
[EventRounds "5"]
[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. d3 Bc5 5. c3 d6 6. Nbd2 Bg4 7. Nf1 Bb6 8. Ng3 0-0 9. 0-0 Na5 10. Bb3 Nxb3 11. axb3 Re8 12. h3 Bd7 13. Be3 Bc6 14. Bxb6 axb6 15. Re1 Qd7 16. b4 b5 17. c4 bxc4 0-1

[Event "La Rueda Caribbean 1st U12"]
[Site "La Rueda"]
[Date "2019.10.19"]
[Round "4.1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Diaz Marquez, Juan Diego"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1319"]
[BlackElo "1147"]
[PlyCount "99"]
[EventDate "2019.10.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Qc7 6. Nf3 Bf5 7. g3 e6 8. Qe2 Bd6 9. Bg2 Nf6 10. 0-0-0 Nbd7 11. Rhe1 0-0-0 12. Ng5 Bg6 13. Nge4 Nxe4 14. Nxe4 Rde8 15. Nxd6+ Qxd6 16. Be3 Kb8 17. d4 Qe7 18. Qc4 Nb6 19. Qb3 f6 20. a4 Ka8 21. a5 Nd5 22. a6 Nb4 23. axb7+ Qxb7 24. Bd2 Nd3+ 25. Kb1 Qxb3 26. Bxc6+ Kb8 27. cxb3 Nxe1+ 28. Ka2 Rc8 29. Bf4+ Rc7 30. Rxe1 Bf7 31. Rc1 g5 32. Bxc7+ Kc8 33. Bd6 Rd8 34. Be7 Rxd4 35. Be8+ Kb8 36. Bxf7 Rd7 37. Bxf6 Rxf7 38. Bxg5 Rxf2 39. Bf4+ Kb7 40. h4 Re2 41. Rc7+ Kb6 42. Rxh7 e5 43. Re7 e4 44. h5 Kc5 45. h6 Rh2 46. Rxe4 a5 47. Re7 Kd5 48. h7 Rh3 49. Be5 Rxh7 50. Rxh7 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.31"]
[Round "5"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Martinez Blandon, Jhojan Stiven"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1327"]
[PlyCount "95"]
[EventDate "2019.08.28"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 e6 10. 0-0-0 Bd7 11. Nxc6 Bxc6 12. Qxd6 Qxd6 13. Rxd6 Rfd8 14. Rxd8+ Rxd8 15. Rd1 Rxd1+ 16. Kxd1 a6 17. Kd2 b5 18. Bd3 b4 19. Ne2 a5 20. Nd4 Bd7 21. Bb5 Bxb5 22. Nxb5 Nd7 23. Bd4 Bf8 24. c3 Nc5 25. Bxc5 Bxc5 26. Nd4 bxc3+ 27. bxc3 Kf8 28. Nb3 Bb6 29. a4 Ke7 30. Kd3 Kd7 31. Kc4 Kc6 32. Nd4+ Bxd4 33. cxd4 f6 34. h3 h6 35. d5+ exd5+ 36. exd5+ Kd6 37. Kd4 f5 38. f4 g5 39. g3 gxf4 40. gxf4 h5 41. h4 Kd7 42. Ke5 Ke7 43. d6+ Kd7 44. Kd5 Kd8 45. Ke6 Ke8 46. Kxf5 Kf7 47. Ke5 Ke8 48. Ke6 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.31"]
[Round "6"]
[White "Florez Chaparro, Edgar Orlando"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1527"]
[BlackElo "1327"]
[PlyCount "77"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 e6 3. Bg2 Nc6 4. d3 d5 5. Nbd2 Be7 6. 0-0 0-0 7. Re1 b6 8. e4 Bb7 9. e5 Nd7 10. d4 Ncb8 11. h4 c5 12. c3 Nc6 13. Nf1 Re8 14. N1h2 Nf8 15. Ng4 cxd4 16. cxd4 Bb4 17. Re2 Ba6 18. Rc2 Rc8 19. h5 Ne7 20. a3 Ba5 21. b4 Bxb4 22. axb4 Bc4 23. Rxa7 Nc6 24. Ra4 Bb3 25. Raa2 Bxa2 26. Rxa2 Nxb4 27. Ra1 Rc4 28. h6 Nd7 29. hxg7 Kxg7 30. Bh6+ Kh8 31. Ng5 Qe7 32. Qf3 Kg8 33. Nf6+ Nxf6 34. exf6 Qc7 35. Qh5 Rc1+ 36. Rxc1 Qxc1+ 37. Bf1 Qb1 38. Qxf7+ Kh8 39. Qg7# 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.29"]
[Round "2"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Guerra, Miguel"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1327"]
[BlackElo "1705"]
[PlyCount "25"]
[EventDate "2019.08.28"]
[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. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 dxc4 7. Bxf6 exf6 8. d5 Ne5 9. Bxc4 Bd6 10. Nf3 Bg4 11. 0-0 Bxf3 12. Bb5+ Nd7 13. Qxf3 0-1

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.29"]
[Round "3"]
[White "Torres Puentes, Camila"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1436"]
[BlackElo "1327"]
[PlyCount "124"]
[EventDate "2019.08.28"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd2 0-0 8. Bd3 Re8 9. 0-0 Bxc3 10. Bxc3 Nxe4 11. Bd4 d5 12. f3 Nd6 13. Qd2 Nf5 14. Bc5 Qf6 15. b3 Bd7 16. Rae1 Qh6 17. Qxh6 Nxh6 18. Rxe8+ Rxe8 19. Bxa7 Ra8 20. Bc5 Rxa2 21. Re1 Be6 22. f4 Ra8 23. Re5 Ra1+ 24. Bf1 Ng4 25. Re2 h5 26. h3 Nh6 27. Bd4 Nf5 28. Bxa1 Ng3 29. Re3 h4 30. Rc3 Bd7 31. b4 Ne4 32. Rb3 f6 33. b5 cxb5 34. Bxb5 c6 35. Ba4 Nc5 36. Ra3 Kf7 37. Bd4 Ne4 38. f5 Ng3 39. Bf2 Nxf5 40. Rc3 Ne7 41. Bxh4 Ng6 42. Bg3 Ne7 43. Bd6 Nf5 44. Ba3 Nd4 45. Re3 Nf5 46. Rb3 Ke6 47. Rb6 Nd4 48. c3 Ne2+ 49. Kh2 Nxc3 50. Bxc6 d4 51. Bxd7+ Kxd7 52. Rd6+ Kc7 53. Rxd4 Nb5 54. Rc4+ Kd7 55. Bf8 g6 56. g4 Ke8 57. Bh6 g5 58. Rc6 Kf7 59. h4 Nd4 60. Rc7+ Kg8 61. hxg5 fxg5 62. Kg2 Nf5 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.28"]
[Round "1"]
[White "Rojas Mendoza, Joun Sun"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1685"]
[BlackElo "1327"]
[PlyCount "87"]
[EventDate "2019.08.28"]
[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. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 a6 6. Bd3 Qb6 7. Qb3 Qxb3 8. axb3 e6 9. Ngf3 Be7 10. dxc5 Bxc5 11. b4 Ba7 12. b5 axb5 13. Bxb5 0-0 14. Bxc6 bxc6 15. Bd6 Re8 16. Bc5 Ba6 17. Rxa6 Bxc5 18. Rxa8 Rxa8 19. 0-0 Nd7 20. Nb3 Rb8 21. Nxc5 Nxc5 22. Ra1 h6 23. b4 Ne4 24. Ne5 Nxc3 25. Nxc6 Rb6 26. Ra8+ Kh7 27. Rc8 Na2 28. Kf1 Nxb4 29. Ne5 Rb7 30. h4 f6 31. Nf3 Na6 32. Rc6 Nc7 33. h5 e5 34. Rd6 Rb1+ 35. Ke2 Nb5 36. Rd8 Rb2+ 37. Ke1 Nc3 38. Nh4 Re2+ 39. Kf1 Rd2 40. g4 g5 41. hxg6+ Kg7 42. Rd7+ Kg8 43. Nf5 Rd1+ 44. Kg2 1-0

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.24"]
[Round "9.3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Lopez Torres, Jorge Emmanuel"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1394"]
[BlackElo "1334"]
[PlyCount "26"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. h3 h6 4. a3 a6 5. c3 c5 6. b4 cxb4 7. axb4 Be7 8. Be2 0-0 9. 0-0 Nc6 10. Na3 d6 11. Bb2 Bd7 12. d3 b5 13. Nc2 Be6 1/2-1/2

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.23"]
[Round "8.3"]
[White "Campos Gomez, Manuel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1897"]
[BlackElo "1394"]
[PlyCount "100"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kxf2 Nxe4+ 7. Kg1 Qh4 8. Qf1 Rf8 9. d3 Nd6 10. Be3 Nxc4 11. dxc4 Rxf7 12. Bf2 Qg4 13. c3 d6 14. Nd2 Qg6 15. Qe2 Bf5 16. Qe3 0-0-0 17. b4 Rdf8 18. b5 Nb8 19. Qg3 b6 20. Qxg6 Bxg6 21. Be3 Nd7 22. h3 Nf6 23. Kh2 Ne4 24. Nxe4 Bxe4 25. Rhd1 Bf5 26. a4 Be6 27. c5 dxc5 28. Re1 Re8 29. Bg5 Rf5 30. Bh4 Bd5 31. Bg3 e4 32. Re3 Bc4 33. Kg1 Bd3 34. Rd1 Ref8 35. Ree1 c4 36. Ra1 Re8 37. Re3 Ref8 38. Ree1 h5 39. h4 g5 40. hxg5 Rxg5 41. Bh4 Rg4 42. Be7 Re8 43. Bf6 e3 44. Bd4 e2 45. Kh2 Rf4 46. g3 Rf7 47. Kg2 Ref8 48. Be3 Rf1 49. Bf4 h4 50. Kh3 hxg3 0-1

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.23"]
[Round "7.4"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Rodriguez Pantoja, Obel"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1394"]
[BlackElo "1621"]
[PlyCount "108"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Bb3 Ne5 12. Kb1 Nc4 13. Bxc4 Rxc4 14. b3 Rc8 15. g4 Qc7 16. Nde2 Be6 17. Nb5 Qd7 18. Nbd4 Rc7 19. g5 Nh5 20. Ng3 Rfc8 21. Nxh5 gxh5 22. Rc1 Rc3 23. f4 Bg4 24. f5 d5 25. h3 Bxd4 26. Bxd4 Rxh3 27. Rxh3 Bxh3 28. g6 f6 29. Qh6 e5 30. fxe6 Qg7 31. Qxg7+ Kxg7 32. exd5 hxg6 33. Re1 Re8 34. c4 g5 35. Bc5 b6 36. d6 Rxe6 37. Rxe6 Bxe6 38. Bd4 h4 39. b4 h3 40. Bg1 f5 41. c5 bxc5 42. bxc5 Bd7 43. Kc2 f4 44. Kd2 g4 45. Ke2 g3 46. Kf1 h2 47. Bxh2 gxh2 48. Kg2 Kg6 49. Kxh2 Kg5 50. Kg1 Kg4 51. Kg2 f3+ 52. Kf1 Kg3 53. Kg1 f2+ 54. Kf1 Bb5# 0-1

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.22"]
[Round "6.2"]
[White "Garzon Restrepo, Fray"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1273"]
[BlackElo "1394"]
[PlyCount "57"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. h3 d6 6. Be3 g5 7. c3 Bg7 8. Nbd2 0-0 9. b4 d5 10. exd5 Nxd5 11. Ne4 Nxe3 12. fxe3 Bf5 13. Nfd2 a6 14. 0-0 Bg6 15. d4 b5 16. Bb3 exd4 17. exd4 Nxb4 18. cxb4 Bxd4+ 19. Kh1 Bxa1 20. Qxa1 Bxe4 21. Nxe4 Qd3 22. Nf6+ Kg7 23. Ng4+ Kh7 24. Qf6 Qg6 25. Bc2 h5 26. Bxg6+ fxg6 27. Qxf8 Rxf8 28. Rxf8 hxg4 29. hxg4 1-0

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.21"]
[Round "4.1"]
[White "Castano Prado, Juan Miguel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1507"]
[BlackElo "1394"]
[PlyCount "73"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. Nd2 e6 5. Ngf3 Nbd7 6. Bd3 Bg6 7. 0-0 Bd6 8. Ne5 Nh5 9. Bg3 Nxg3 10. Bxg6 hxg6 11. fxg3 Nxe5 12. dxe5 Bxe5 13. Qf3 Qf6 14. Qe2 Qe7 15. c3 0-0-0 16. a4 a5 17. Rfc1 c6 18. Rab1 Kd7 19. b4 axb4 20. cxb4 Ke8 21. b5 c5 22. b6 f6 23. Qb5+ Kf7 24. Rxc5 Bd6 25. Rc2 Rh5 26. Rbc1 Rdh8 27. Rc7 Bxc7 28. Rxc7 Qxc7 29. bxc7 Ke7 30. Qxb7 Kd7 31. Nb3 Rf8 32. Nc5+ Kd6 33. c8Q Rxc8 34. Qxc8 Re5 35. Nb7+ Ke7 36. Qd8+ Kf7 37. Nd6# 1-0

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.21"]
[Round "5.5"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Cabiativa, Juan Esteban"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1394"]
[BlackElo "1514"]
[PlyCount "81"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. a3 Bc5 7. Be3 b5 8. Be2 Nf6 9. 0-0 0-0 10. f4 d6 11. Qd2 b4 12. axb4 Bxb4 13. Ra4 Bxc3 14. Qxc3 Qxc3 15. bxc3 Nxe4 16. Nb5 Bd7 17. Rxe4 Bxb5 18. Bxb5 axb5 19. Rb4 Rc8 20. Bd2 Ra2 21. Rc1 Rc5 22. Rcb1 Rxc2 23. Rxb5 Rxb5 24. Rxb5 Nd7 25. Rb7 Rxd2 26. Rxd7 h6 27. h4 Kf8 28. Kh2 Ke8 29. Rc7 d5 30. h5 Rc2 31. Rc8+ Ke7 32. Rg8 Kf6 33. Rd8 Rxc3 34. g3 g6 35. Kh3 gxh5 36. Kh4 Kf5 37. Rf8 f6 38. Kxh5 Rxg3 39. Kxh6 Kxf4 40. Rxf6+ Ke5 41. Rf8 0-1

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.20"]
[Round "2.2"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Leon Acevedo, Juan Alejandro"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1394"]
[BlackElo "1896"]
[PlyCount "68"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. 0-0-0 Rc8 11. Kb1 Nxd4 12. Qxd4 Ng4 13. Qxa7 Nxe3 14. Bxf7+ Rxf7 15. Qxe3 Bxc3 16. bxc3 Qa5 17. Rd3 Ra8 18. Kc1 Qxa2 19. Kd2 Qb2 20. Rc1 Ra2 21. Rd4 Ra4 22. Rxa4 Bxa4 23. Qd4 Bc6 24. Qg1 Rf8 25. Rb1 Qa2 26. Qb6 Ra8 27. Rb2 Qc4 28. Qf2 Ra3 29. Qd4 Qf1 30. Qd3 Qxg2+ 31. Ke3 Qg1+ 32. Kf4 Qc1+ 33. Kg4 Bd7+ 34. Kh4 Qf4# 0-1

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.20"]
[Round "3.5"]
[White "Hernandez Guarin, Samuel Andres"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "D20"]
[WhiteElo "1386"]
[BlackElo "1394"]
[PlyCount "82"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nc3 Nf6 4. e4 e5 5. d5 Nbd7 6. Bxc4 Nb6 7. Bb5+ Bd7 8. Bxd7+ Qxd7 9. Nf3 Bd6 10. h3 0-0-0 11. Bg5 Qe7 12. 0-0 h6 13. Bxf6 gxf6 14. Nh4 Rdg8 15. Nf5 Qd7 16. Rc1 Rg5 17. Nb5 Kb8 18. Qb3 Rhg8 19. g3 h5 20. Nbxd6 cxd6 21. Qb4 h4 22. g4 Nxd5 23. Qxd6+ Qxd6 24. Nxd6 Nf4 25. Kh2 R5g7 26. Rc2 Nd3 27. Rc3 Nb4 28. Rfc1 Nc6 29. Nxb7 Kxb7 30. Rxc6 Rd8 31. R1c2 Rd4 32. Rxf6 Rxe4 33. Rd2 Kc7 34. Kg2 Rc4 35. Rf5 Rc5 36. Rh5 f6 37. Rxh4 Kc6 38. Rh6 Rf7 39. g5 Kc7 40. Rxf6 Rxf6 41. gxf6 Rc6 1-0

[Event "COL-ch U12"]
[Site "Cali"]
[Date "2019.06.19"]
[Round "1.4"]
[White "Luna Velandia, Juan Sebastian"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1486"]
[BlackElo "1394"]
[PlyCount "52"]
[EventDate "2019.06.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. 0-0 0-0 7. Bb3 Bg4 8. Re1 h6 9. Nbd2 Bb6 10. h3 Bh5 11. Nf1 Re8 12. Ng3 Bg6 13. Bc2 d5 14. Qe2 d4 15. Bd2 dxc3 16. bxc3 Qd7 17. Rad1 Rad8 18. Nh4 Bh7 19. Nh5 Nxh5 20. Qxh5 Re6 21. Re2 Bg6 22. Nxg6 fxg6 23. Qg4 Rf8 24. Bb3 Rff6 25. Bxe6+ Rxe6 26. Be3 Ba5 1-0

[Event "COL-ch U12 sf1"]
[Site "Duitama"]
[Date "2019.04.13"]
[Round "4.7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Garzon Roa, Stiven Alejandro"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1349"]
[BlackElo "1166"]
[PlyCount "89"]
[EventDate "2019.04.11"]
[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 a6 4. Ba4 Nf6 5. d3 d6 6. Be3 Be7 7. c3 b5 8. Bc2 Be6 9. Nbd2 Qd7 10. Nb3 Bg4 11. Qd2 Bxf3 12. gxf3 d5 13. d4 exd4 14. cxd4 dxe4 15. fxe4 Bb4 16. Nc5 Bxd2+ 17. Kxd2 Qh3 18. Rag1 Rd8 19. d5 0-0 20. Rg3 Qh5 21. Ke1 Nb4 22. Bd1 Qe5 23. a3 Nxe4 24. Rg4 Nxc5 25. axb4 Nd3+ 26. Kf1 Qxb2 27. Bd4 Qxd4 28. Rxd4 Ne5 29. f4 Nc4 30. Bb3 Rxd5 31. Rxd5 Ne3+ 32. Ke2 Nxd5 33. Bxd5 Re8+ 34. Kf3 Rd8 35. Rd1 c6 36. Bxf7+ Kxf7 37. Rxd8 Ke7 38. Rd1 Kf6 39. Rd6+ Kf5 40. Rxc6 g5 41. fxg5 Kxg5 42. Rxa6 h5 43. Rb6 Kh4 44. Rxb5 Kh3 45. Rxh5# 1-0

[Event "COL-ch U12 sf1"]
[Site "Duitama"]
[Date "2019.04.12"]
[Round "3.7"]
[White "De la Hoz Paternina, Felix Daniel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "1469"]
[BlackElo "1349"]
[PlyCount "78"]
[EventDate "2019.04.11"]
[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. e3 e6 4. Bxc4 Nf6 5. Nf3 c5 6. 0-0 Nc6 7. Qe2 Be7 8. Nc3 0-0 9. Rd1 Na5 10. Bd3 Bd7 11. e4 Qc7 12. Bg5 c4 13. Bc2 Rfe8 14. e5 Nd5 15. Nxd5 exd5 16. Bxe7 Rxe7 17. Qe3 Bg4 18. Qg5 Bxf3 19. gxf3 Re6 20. f4 Rh6 21. Kh1 Kh8 22. Rg1 Rg8 23. Qg2 Qd7 24. f5 Nc6 25. Rae1 Nxd4 26. Bb1 Nxf5 27. Qg5 Nh4 28. Re3 d4 29. Reg3 d3 30. b3 Qd5+ 31. R3g2 Nxg2 32. Qxg2 Qxg2+ 33. Rxg2 d2 34. Rg1 c3 35. Bc2 Re6 36. Rg3 Rd8 37. Rxc3 d1Q+ 38. Bxd1 Rxd1+ 39. Kg2 g6 0-1

[Event "COL-ch U12 sf1"]
[Site "Duitama"]
[Date "2019.04.11"]
[Round "1.7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Melgarejo Suarez, Aritna Valentina"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "1349"]
[BlackElo "1300"]
[PlyCount "79"]
[EventDate "2019.04.11"]
[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 Bb4 5. a3 Bxc3 6. dxc3 0-0 7. Bg5 a6 8. Ba4 h6 9. Bh4 b5 10. Bb3 Bb7 11. Bd5 a5 12. Qd2 Qe7 13. 0-0 Qd6 14. Rfd1 b4 15. c4 Nxd5 16. cxd5 Ne7 17. Bxe7 Qxe7 18. d6 Qxd6 19. Qxd6 cxd6 20. Rxd6 bxa3 21. Rxa3 Bxe4 22. h3 Bxc2 23. Nxe5 f6 24. Nxd7 Rfd8 25. g4 Ra7 26. Nxf6+ Kf7 27. Rxd8 Kxf6 28. Rc8 Bd1 29. Ra1 Be2 30. Rc5 a4 31. f4 g5 32. Rc6+ Kg7 33. f5 Kf7 34. Rxh6 Kg7 35. Rg6+ Kf8 36. Rxg5 Kf7 37. Re1 Bc4 38. Rh5 Rb7 39. Rh7+ Kf8 40. Rxb7 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.12"]
[Round "9"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Luque, Manuel Antonio"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1419"]
[BlackElo "1531"]
[PlyCount "26"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Bd2 Qc7 6. g3 Nf6 7. Bg2 Bf5 8. Nge2 Bg6 9. 0-0 e6 10. Re1 Nbd7 11. a3 Bd6 12. Bf4 Bxf4 13. Nxf4 Qb6 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.11"]
[Round "8"]
[White "Guerrero Ortega, Johan Nicolas"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1115"]
[BlackElo "1419"]
[PlyCount "96"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 Nf6 4. Nc3 e6 5. Bxc4 Bb4 6. Nge2 Nxe4 7. Qd3 Bxc3+ 8. bxc3 Nd6 9. Bb3 b6 10. 0-0 Ba6 11. c4 Nf5 12. Qf3 Nd7 13. d5 Bb7 14. Bb2 0-0 15. Qc3 Qg5 16. Ng3 Nxg3 17. fxg3 exd5 18. cxd5 Nf6 19. h4 Qh6 20. Bc1 Qh5 21. Bb2 Qh6 22. Bc1 Qh5 23. Bd1 Qxd5 24. Bf3 Ne4 25. Qxc7 Qc5+ 26. Qxc5 Nxc5 27. Ba3 Rfe8 28. Bxc5 Bxf3 29. Rxf3 bxc5 30. Rc1 Re5 31. Rd3 a5 32. Rcd1 f6 33. Rd8+ Rxd8 34. Rxd8+ Kf7 35. Ra8 c4 36. Rc8 Re1+ 37. Kf2 Rc1 38. Rc5 a4 39. Ra5 Rc2+ 40. Ke1 Rxa2 41. Rc5 Rc2 42. Ra5 Rxg2 43. Rxa4 c3 44. Kd1 Rxg3 45. Kc2 Kg6 46. Rc4 h5 47. Rxc3 Rxc3+ 48. Kxc3 Kf5 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.09"]
[Round "6"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Hincapie Uribe, Eduardo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1419"]
[BlackElo "1531"]
[PlyCount "144"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. h3 Bh5 6. Be2 Bd6 7. Be3 Ne7 8. Nbd2 Nbc6 9. Nb3 Qd7 10. Qd2 f6 11. 0-0-0 0-0-0 12. Kb1 Kb8 13. Ka1 Bg6 14. Nh4 Bf7 15. g4 g5 16. Nf3 Bg6 17. Bd3 Bxd3 18. Qxd3 Nb4 19. Qd2 Nc8 20. a3 Qa4 21. Nc5 Bxc5 22. dxc5 Nxc2+ 23. Kb1 Nxe3 24. Qxe3 Rhe8 25. Qc3 Qf4 26. Rd4 Re4 27. Rhd1 c6 28. Rxe4 Qxe4+ 29. Ka1 Qe6 30. Re1 Qf7 31. Nd4 Re8 32. Rxe8 Qxe8 33. Nf5 Qe5 34. Qxe5+ fxe5 35. b3 b6 36. b4 bxc5 37. bxc5 Kc7 38. Kb2 Kd7 39. Kc3 Ke6 40. Kb4 Ne7 41. Ng3 Ng6 42. Ka5 Nf4 43. Ka6 Nd3 44. Kxa7 Nxc5 45. Kb6 Na4+ 46. Kxc6 d4 47. Kb5 Nc3+ 48. Kc4 Na4 49. Ne4 h6 50. f3 Nb2+ 51. Kb3 Nd3 52. a4 Kd5 53. a5 Nc5+ 54. Kb4 Nxe4 55. a6 Kc6 56. fxe4 Kb6 57. Kc4 Kxa6 58. Kb4 Kb6 59. Kc4 Ka5 60. Kd5 d3 61. Kxe5 d2 62. Kf6 d1Q 63. e5 Qd4 64. Kg6 Qxe5 65. Kxh6 Qe3 66. Kg6 Kb5 67. Kh5 Kc5 68. h4 gxh4 69. g5 Qg3 70. g6 h3 71. g7 h2 72. g8Q h1Q# 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.09"]
[Round "5"]
[White "Florez Caceres, Rafael Omar"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1514"]
[BlackElo "1419"]
[PlyCount "85"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 h6 7. c3 Be7 8. Nbd2 d6 9. h3 Be6 10. Bc2 d5 11. Qe2 0-0 12. 0-0 Re8 13. b3 d4 14. Bb2 Bc5 15. b4 Bb6 16. Nb3 dxc3 17. Bxc3 Bxb3 18. Bxb3 Bd4 19. Qd2 Qd7 20. Rac1 Rad8 21. Rfd1 Qe7 22. a3 Bxc3 23. Qxc3 Nd4 24. Nxd4 Rxd4 25. Qxc7 Qxc7 26. Rxc7 Red8 27. Rxf7 Kh8 28. f3 Rxd3 29. Rf8+ Rxf8 30. Rxd3 Rc8 31. Kf2 Rc1 32. g4 Ra1 33. Be6 Rb1 34. Rd6 Rc1 35. Rxa6 Rc2+ 36. Kg3 Rc3 37. Bf5 Kg8 38. h4 Kf7 39. h5 Rc1 40. Ra5 Rg1+ 41. Kf2 Ra1 42. Rxb5 Rxa3 43. Rxe5 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.08"]
[Round "4"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Caballero Marrugo, David Jose"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1419"]
[BlackElo "1547"]
[PlyCount "32"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Be7 6. Be3 Be6 7. Nbd2 Nbd7 8. c3 c5 9. b3 Qa5 10. Qc2 Rc8 11. c4 cxd4 12. Bxd4 dxc4 13. Bxc4 b5 14. Bc3 Bb4 15. Bxf6 Nxf6 16. 0-0 bxc4 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.07"]
[Round "2"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Palomares Valencia, Daniel Felipe"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1419"]
[BlackElo "1783"]
[PlyCount "34"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Nb3 Nf6 7. Bd3 d5 8. 0-0 0-0 9. Kh1 Nb4 10. a3 Nxd3 11. Qxd3 dxe4 12. Nxe4 Qxd3 13. cxd3 Bf5 14. f3 Rfd8 15. Bg5 Rxd3 16. Nec5 Rd4 17. Be3 Rdd8 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "2018.11.06"]
[Round "1"]
[White "Cardona, Juan Camilo"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1961"]
[BlackElo "1419"]
[PlyCount "81"]
[EventDate "2018.11.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. g3 g6 10. b3 Bg7 11. Bb2 0-0 12. Nd2 Re8 13. Nf3 Ba6 14. Qe3 d5 15. c5 Bxf1 16. Kxf1 Nd7 17. b4 a5 18. Kg2 axb4 19. Bd4 Ra3 20. Qd2 Rb8 21. Rhc1 b3 22. axb3 Rxa1 23. Rxa1 Nxc5 24. Qc2 Nxb3 25. Rb1 Qb4 26. Bc3 Qa4 27. Nd2 d4 28. Ba1 Qa8 29. Nxb3 c5+ 30. Kg1 Qa4 31. Kg2 Bf8 32. Rb2 Ra8 33. Rb1 c4 34. Nxd4 Qxc2 35. Nxc2 Bc5 36. Bd4 Ra2 37. Rb8+ Bf8 38. Nb4 Re2 39. Bc5 c3 40. Bxf8 c2 41. Bh6# 1-0

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.22"]
[Round "6"]
[White "Acosta Neira, Jaime"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1603"]
[BlackElo "1382"]
[PlyCount "88"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 Bd6 7. Bg3 Bxg3 8. hxg3 Nbd7 9. Nbd2 Qe7 10. c3 0-0-0 11. 0-0-0 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Nf3 Qe7 15. Qf5+ Kb8 16. Rh4 Ne4 17. Qe5 Qxe5 18. Nxe5 Nxf2 19. Nxf7 Nxd1 20. Nxh8 Nxe3 21. Rxh7 Nxg2 22. Ng6 c5 23. Rxg7 Ne3 24. Nf4 d4 25. Ne6 Rc8 26. g4 b6 27. g5 Re8 28. Rg6 d3 29. b3 Nf1 30. Kd1 Rh8 31. Rh6 Rg8 32. g6 Kc8 33. g7 Kd7 34. Rh8 Kxe6 35. Rxg8 Kf7 36. Ra8 Kxg7 37. Rxa7+ Kf6 38. Ra6 Kg5 39. Rxb6 Kf5 40. Rb5 Ke4 41. Rxc5 d2 42. Rc4+ Kd3 43. Rd4+ Kxc3 44. Rxd2 Nxd2 1/2-1/2

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.22"]
[Round "7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Rojas Castillo, Leibnitz Edison"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "1382"]
[BlackElo "1755"]
[PlyCount "71"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. Bxc6 dxc6 6. 0-0 0-0 7. d3 Bxc3 8. bxc3 Bg4 9. h3 Bxf3 10. Qxf3 Qd6 11. Bg5 Nd7 12. Qg3 h6 13. Bd2 Nc5 14. f4 Nxe4 15. dxe4 Qxd2 16. fxe5 Qxc2 17. Rf4 Rad8 18. Rg4 Kh8 19. Rf1 Rd3 20. Qf4 Qd2 21. e6 Qxf4 22. Rgxf4 f6 23. e5 Kg8 24. exf6 gxf6 25. Rxf6 Rxf6 26. Rxf6 Re3 27. Rf7 Rxe6 28. Rxc7 Re1+ 29. Kh2 Rb1 30. Rd7 Rb2 31. Rd8+ Kf7 32. Rd7+ Kg6 33. Rd6+ Kg5 34. h4+ Kh5 35. Kh3 Rxa2 36. g4# 1-0

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.21"]
[Round "5"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Puentes Torres, Alberto"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1382"]
[BlackElo "1610"]
[PlyCount "111"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 d6 2. d4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. 0-0 0-0 8. Bg5 h6 9. Bh4 Nh7 10. Bxe7 Qxe7 11. d5 e5 12. Ne2 Ng5 13. Ng3 Nxf3+ 14. Qxf3 Qf6 15. Qxf6 Nxf6 16. f3 Rac8 17. Nf5 Rfe8 18. c4 Kh7 19. Rac1 g6 20. Ng3 c5 21. Rce1 Re7 22. f4 Kg7 23. fxe5 Rxe5 24. Rf4 Rce8 25. Ref1 Nh5 26. Rxf7+ Kg8 27. Nxh5 Rxh5 28. Rxb7 Rhe5 29. Rxa7 Rxe4 30. b3 R4e7 31. Rxe7 Rxe7 32. a4 Rb7 33. Rb1 Kf8 34. a5 Ra7 35. Ra1 Ra6 36. Kf2 Kf7 37. Ke3 Kf6 38. Kd3 h5 39. Kc3 h4 40. b4 cxb4+ 41. Kxb4 Ke5 42. Kb5 Ra8 43. Kb6 Kd4 44. Kb7 Re8 45. a6 Kxc4 46. a7 Re7+ 47. Kc6 Re8 48. a8Q Rxa8 49. Rxa8 g5 50. Ra4+ Kd3 51. Kxd6 Ke3 52. g3 h3 53. Ke5 Kf3 54. d6 Kg2 55. Ra2+ Kf3 56. d7 1-0

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.21"]
[Round "4"]
[White "Tapias, Luis Alejandro"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1382"]
[PlyCount "144"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Nc3 Bf5 4. e3 e6 5. Be2 Nbd7 6. a3 Bd6 7. Nb5 Qe7 8. c4 c6 9. Nc3 0-0 10. b4 dxc4 11. Bxc4 b5 12. Be2 Ne4 13. Nxe4 Bxe4 14. 0-0 Nb6 15. Nd2 f5 16. Nxe4 fxe4 17. f3 Qh4 18. f4 Rf6 19. Qe1 Qxe1 20. Rxe1 Nd5 21. g3 a5 22. bxa5 Rxa5 23. Bd2 Rxa3 24. Rxa3 Bxa3 25. Ra1 b4 26. Bc4 Rf8 27. Bxd5 exd5 28. Rb1 Rb8 29. Rb3 Kf7 30. g4 Ke6 31. Be1 Kd6 32. Bg3 Ke7 33. h4 Bc1 34. f5 Rb7 35. Be5 g6 36. f6+ Kf7 37. g5 Bd2 38. Kf2 Ra7 39. Bd6 Ra3 40. Rxa3 bxa3 41. Bxa3 Ba5 42. Kg3 Bc7+ 43. Kg4 Ke6 44. h5 Bb8 45. Bc5 Bh2 46. Bb4 Bg1 47. Bd2 Bf2 48. Kh3 gxh5 49. Bc1 Be1 50. Bb2 Bd2 51. Kh4 Bxe3 52. Kxh5 Bd2 53. Ba3 e3 54. g6 Kxf6 55. gxh7 Kg7 56. Bd6 Kxh7 57. Bg3 e2 58. Kg4 e1Q 59. Bxe1 Bxe1 60. Kf5 Bf2 61. Ke5 Bxd4+ 62. Kxd4 Kg6 63. Ke5 Kg5 64. Kd4 Kf4 65. Kd3 c5 66. Ke2 Ke4 67. Kd2 Kd4 68. Kc2 Ke3 69. Kc3 d4+ 70. Kc2 Ke2 71. Kb3 d3 72. Kc3 d2 0-1

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.20"]
[Round "3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Parra Ojeda, Yesid Alfredo"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1382"]
[BlackElo "1715"]
[PlyCount "46"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bd6 6. d4 exd4 7. Nxd4 Qe7 8. Nf5 Bxf5 9. exf5 0-0-0 10. Qf3 Nf6 11. Bg5 Qe5 12. g3 Qxb2 13. Nc3 Be5 14. Bxf6 Bxf6 15. Ne4 Qxc2 16. Nxf6 gxf6 17. Rfc1 Qd3 18. Qxd3 Rxd3 19. Re1 Kd7 20. Rad1 Rd5 21. Kg2 Re8 22. Rxe8 Kxe8 23. Rxd5 cxd5 0-1

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.20"]
[Round "2"]
[White "Garcia, Saul"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1382"]
[PlyCount "82"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Bg5 0-0 7. Bc4 Re8 8. f3 Nxe4 9. Bxd8 Nxc3+ 10. Kf1 Nxd1 11. Rxd1 Nxd4 12. Bh4 Nxc2 13. Bf2 Ne3+ 14. Bxe3 Rxe3 15. a3 Ba5 16. Kf2 Bb6 17. Kg3 c6 18. Rhe1 d5 19. Ba2 Bd7 20. Bb1 Rae8 21. Rf1 Re2 22. b4 R8e6 23. Bd3 Bc7+ 24. f4 R6e3+ 25. Rf3 Rxf3+ 26. Kxf3 Ra2 27. g4 Rxa3 28. Kg3 Rb3 29. b5 Rb4 30. bxc6 Rxf4 31. Kg2 Bxc6 32. h3 d4+ 33. Kg1 Rf3 34. Bf1 d3 35. Rxd3 Rxd3 36. Bxd3 a5 37. h4 a4 38. Bc2 b5 39. h5 b4 40. g5 b3 41. g6 bxc2 0-1

[Event "COL-ch U1800"]
[Site "Moniquira"]
[Date "2018.07.19"]
[Round "1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Velasco Porras, Luz Mariela"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "1382"]
[BlackElo "1700"]
[PlyCount "42"]
[EventDate "2018.07.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. Qe2 d6 8. f4 e5 9. Nf3 Be7 10. Bd2 Bg4 11. h3 Bxf3 12. Qxf3 Nc6 13. 0-0-0 Nd4 14. Qf2 b5 15. Be3 Ne6 16. Nd5 Nxd5 17. exd5 exf4 18. Bxf4 Nxf4 19. Qxf4 0-0 20. Bc4 Qxc4 21. Qxc4 bxc4 0-1

[Event "COL-ch Amateur U1700"]
[Site "Bogota"]
[Date "2018.02.17"]
[Round "5.20"]
[White "Nino, Jesus Camilo"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1374"]
[BlackElo "1410"]
[PlyCount "73"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[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. d3 Bc5 5. 0-0 Qe7 6. c3 0-0 7. Re1 Na5 8. Bb5 a6 9. Ba4 b5 10. Bc2 Bb7 11. b4 Bb6 12. bxa5 Bxa5 13. Bd2 d6 14. h3 Nd7 15. c4 Bb6 16. cxb5 axb5 17. Nc3 Bc6 18. Nd5 Bxd5 19. exd5 f5 20. Bg5 Qf7 21. Be3 Ba5 22. Bd2 Bb6 23. Ng5 Qg6 24. Nf3 Qh5 25. Nh2 Qh4 26. Be3 Ba5 27. Rf1 f4 28. Bd2 Bxd2 29. Qxd2 f3 30. Nxf3 Rxf3 31. gxf3 Qxh3 32. Qg5 Rf8 33. Qg4 Qh6 34. Qxd7 Rxf3 35. Qe8+ Rf8 36. Qe6+ Qxe6 37. dxe6 1-0

[Event "COL-ch School U11"]
[Site "Bogota"]
[Date "2015.11.19"]
[Round "1.1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Vargas, Daniel Fernando"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1832"]
[BlackElo "1493"]
[PlyCount "38"]
[EventDate "2015.11.19"]
[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. Bc4 Bb4 6. Bd2 Nc6 7. Nge2 Ne5 8. f3 Nxc4 9. Qb3 Bxc3 10. Qxc3 Nxd2 11. Qxg7 Qf6 12. Qxf6 Nxf6 13. Kxd2 Rg8 14. g4 d5 15. e5 Nd7 16. Nf4 Nxe5 17. Nh5 Ke7 18. Ke2 b6 19. Rac1 Ba6+ 0-1

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.07.03"]
[Round "9"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Castano Prado, Juan Miguel"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1832"]
[PlyCount "48"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Nb3 Bd7 10. Bh6 a5 11. Bb5 Qb6 12. a4 Nb4 13. Rc1 Bxb5 14. Nxb5 d5 15. g4 dxe4 16. N5d4 exf3 17. Nf5 Nxg4 18. Nxe7+ Kh8 19. Bxg7+ Kxg7 20. Kd1 Rad8 21. Qxd8 Rxd8+ 22. Nd2 Rxd2+ 23. Kxd2 Qe3+ 24. Kd1 Nf2# 0-1

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.07.02"]
[Round "7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Leon Acevedo, Juan Alejandro"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1832"]
[PlyCount "53"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. g3 g6 5. d3 Bg7 6. Be3 0-0 7. Bg2 Nc6 8. Qd2 Bd7 9. 0-0-0 Rc8 10. Bh6 Qa5 11. a3 b5 12. h4 b4 13. Nd5 Rb8 14. Bxg7 Kxg7 15. Rde1 Rb7 16. e5 Nxd5 17. Ng5 Nc7 18. h5 h6 19. hxg6 fxg6 20. Bxc6 Bxc6 21. Rxh6 Rh8 22. Rxh8 Kxh8 23. Rh1+ Bxh1 24. f3 Qa6 25. Qh2+ Kg8 26. Qh7+ Kf8 27. Qf7# 1-0

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.07.02"]
[Round "8"]
[White "Landa Medrano, Jonathan"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C53"]
[BlackElo "1832"]
[PlyCount "55"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 Bb6 6. d5 Nce7 7. Bb5+ c6 8. Bc4 Nf6 9. Qd3 Bg4 10. 0-0 Bxf3 11. Qxf3 cxd5 12. exd5 0-0 13. Bg5 e4 14. Qf4 Ng6 15. Qf5 h6 16. Bxf6 Qxf6 17. Qxe4 Rfe8 18. Qc2 Re7 19. Nd2 Rae8 20. Bb5 Rc8 21. Ne4 Qf4 22. Bd3 Re5 23. Rad1 Rxd5 24. c4 Nh4 25. g3 Rxc4 26. Qxc4 Rd4 27. Qc8+ Kh7 28. Ng5# 1-0

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.07.01"]
[Round "5"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Cavazine, Leonardo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1832"]
[PlyCount "75"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Qb6 6. Ne2 cxd4 7. Bxd4 Nxd4 8. Nxd4 Qxb2 9. Bb5+ Kd8 10. Nd2 Qxc3 11. N4b3 Qxe5+ 12. Be2 Nf6 13. 0-0 Bd6 14. Nf3 Qh5 15. h3 e5 16. Nxe5 Qxe5 17. g3 Bxh3 18. Re1 Re8 19. Qd2 Qe4 20. Bf1 Qf5 21. Nd4 Qd7 22. Bb5 Rxe1+ 23. Rxe1 Qg4 24. Qa5+ b6 25. Nc6+ Kc7 26. Qc3 Kb7 27. Na5+ bxa5 28. Qc6+ Kb8 29. Qxd6+ Kb7 30. Bc6+ Kc8 31. Bxa8 Qd7 32. Rc1+ Kd8 33. Qb8+ Ke7 34. Re1+ Be6 35. f4 g6 36. Qe5 a4 37. g4 d4 38. f5 1-0

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.07.01"]
[Round "6"]
[White "Rivera Fernandez, Fredy Alejandro"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1832"]
[PlyCount "65"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd2 0-0 8. e5 Re8 9. f4 d6 10. a3 Ba5 11. b4 Bb6 12. Qf3 Bb7 13. b5 Rb8 14. bxc6 Bc8 15. Nd5 Bf5 16. Be2 Nxd5 17. Qxd5 Bxc2 18. exd6 Be4 19. Qh5 Bxg2 20. dxc7 Qxc7 21. Bc3 Qxf4 22. Bd2 Bf2+ 23. Kd1 Rbd8 24. Ra2 Bxh1 25. Kc1 Be3 26. Qa5 Bxc6 27. Rc2 Rc8 28. Kb1 Ba4 29. Rb2 Rb8 30. Bxe3 Qxe3 31. Qxa4 Rxb2+ 32. Kxb2 Qxe2+ 33. Kc3 0-1

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.06.29"]
[Round "3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Julio Vasquez, Alfonso"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1832"]
[PlyCount "67"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 Be7 6. Nxe5 Nf6 7. d4 0-0 8. 0-0 Bd6 9. f4 Bxe5 10. fxe5 Bg4 11. Qd3 Nh5 12. Bd2 Qe8 13. d5 Qxe5 14. dxc6 bxc6 15. Rf2 Rfd8 16. Qe3 Rf8 17. Qg5 Qd4 18. Qxg4 Nf6 19. Qg3 Nh5 20. Qxc7 Rac8 21. Qb7 a5 22. Qb3 Rb8 23. Qa4 Qe5 24. Qxc6 Rbc8 25. Qd5 Qe8 26. Qxh5 Rd8 27. Be3 Rd6 28. Bc5 Rh6 29. Qd5 Qb8 30. Rd1 Qxh2+ 31. Kf1 Rh4 32. Qd8 h6 33. Qxf8+ Kh7 34. Qxf7 1-0

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.06.29"]
[Round "2"]
[White "Hernandez Santos, David Alejandro"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C50"]
[BlackElo "1832"]
[PlyCount "69"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. h3 0-0 7. Nc3 Be6 8. Bb3 d5 9. exd5 Nxd5 10. Nxd5 Bxd5 11. Bxd5 Qxd5 12. c4 Qd6 13. a3 Nd4 14. b4 Nxf3+ 15. Qxf3 Qd4 16. Be3 Qxd3 17. bxc5 Qxc4 18. Rfc1 Qd3 19. Qxb7 Rfc8 20. Qf3 Rf8 21. Rd1 Qc3 22. Qb7 Rad8 23. Qxc7 Rxd1+ 24. Rxd1 Qxa3 25. Qxe5 Qb3 26. Qd6 Qc2 27. Rc1 Qb2 28. c6 f5 29. c7 f4 30. Bxf4 Rf6 31. c8R+ Kf7 32. Rf8+ Kg6 33. Qd3+ Kh5 34. Qf3+ Kg6 35. Qg4# 1-0

[Event "Pan American-ch U08"]
[Site "Cali"]
[Date "2015.06.28"]
[Round "1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Graciano Payan, Angel Eduardo"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1832"]
[PlyCount "45"]
[EventDate "2015.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f6 4. 0-0 d6 5. Nc3 Bg4 6. d3 Bxf3 7. Qxf3 a6 8. Bxc6+ bxc6 9. Be3 Rb8 10. Rab1 Qe7 11. Rfd1 Qf7 12. d4 exd4 13. Rxd4 Ne7 14. b3 Ng6 15. Qg4 Ne5 16. Qe2 c5 17. Rd5 Nc6 18. Qxa6 Nb4 19. Qa7 Nxd5 20. Qxb8+ Ke7 21. Nxd5+ Kd7 22. Qxc7+ Ke8 23. Qc8# 1-0

[Event "COL-ch School U09"]
[Site "Bogota"]
[Date "2014.11.17"]
[Round "5.2"]
[White "Cedeno Chavarro, Daniel Camilo"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1388"]
[BlackElo "1869"]
[PlyCount "69"]
[EventDate "2014.11.14"]
[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. Nc3 Nf6 4. Bc4 Bb4 5. d4 Bxc3+ 6. bxc3 Nxe4 7. dxe5 Nxc3 8. Qd3 b5 9. Qxc3 bxc4 10. Qxc4 d6 11. Bg5 Be6 12. Qxc6+ Bd7 13. exd6 Bxc6 14. Bxd8 Rxd8 15. dxc7 Rc8 16. 0-0 Rxc7 17. Rfe1+ Re7 18. Rxe7+ Kxe7 19. Re1+ Kf8 20. Ne5 Ba4 21. c4 f6 22. Nd3 Kf7 23. Kf1 Bc2 24. Re3 Rd8 25. Nb4 Rd1+ 26. Ke2 Rc1 27. Rc3 Rb1 28. Nxc2 Rb2 29. a4 Ra2 30. c5 Rxa4 31. c6 Re4+ 32. Kd1 Re7 33. c7 Kf8 34. c8Q+ Re8 35. Qc5+ 1-0

[Event "COL-ch School U09"]
[Site "Bogota"]
[Date "2014.11.17"]
[Round "6.4"]
[White "Nunez Rojas, David"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C58"]
[BlackElo "1869"]
[PlyCount "50"]
[EventDate "2014.11.14"]
[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. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bxc6+ Nxc6 9. 0-0 h6 10. Nf3 Ba6 11. Re1 Bd6 12. d4 e4 13. Qd2 0-0 14. Nh4 Bb4 15. Qd1 Bxe1 16. Qxe1 Nxd4 17. Qd1 Nf3+ 18. gxf3 Qxd1+ 19. Kg2 Qf1+ 20. Kg3 Nh5+ 21. Kg4 Bc8+ 22. Nf5 Qg2+ 23. Kh4 Bxf5 24. f4 g6 25. h3 Qxh3# 0-1

[Event "COL-ch School U09"]
[Site "Bogota"]
[Date "2014.11.16"]
[Round "4.2"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Guzman Salazar, Manuel Santiag"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1869"]
[BlackElo "1287"]
[PlyCount "82"]
[EventDate "2014.11.14"]
[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 Nf6 3. Nc3 d6 4. Bc4 Be7 5. Nd5 Nxe4 6. d3 Nf6 7. Bg5 h6 8. Bh4 Be6 9. Nxe7 Qxe7 10. Bxe6 Qxe6 11. Bxf6 Qxf6 12. Qe2 0-0 13. Qe4 Qf4 14. Qxb7 Nd7 15. Qxc7 Qb4+ 16. Qc3 Qxc3+ 17. bxc3 d5 18. Rb1 Rac8 19. Rb7 Nc5 20. Rxa7 Ne6 21. Nxe5 Rxc3 22. Kd2 Rc7 23. Rxc7 Nxc7 24. c4 dxc4 25. dxc4 Rd8+ 26. Nd3 Na6 27. Re1 Nb4 28. Re3 Nxa2 29. Kc2 Rb8 30. Nc1 Nb4+ 31. Kc3 f5 32. Kd2 g5 33. Rg3 Rd8+ 34. Nd3 Nxd3 35. Rxd3 Rxd3+ 36. Kxd3 f4 37. Ke2 h5 38. c5 h4 39. c6 Kf8 40. c7 g4 41. c8Q+ Kf7 1-0

[Event "COL-ch School U09"]
[Site "Bogota"]
[Date "2014.11.15"]
[Round "2.1"]
[White "Gaona Ballesteros, Andres"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C64"]
[WhiteElo "1399"]
[BlackElo "1869"]
[PlyCount "23"]
[EventDate "2014.11.14"]
[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 Bc5 4. Bxc6 dxc6 5. 0-0 Bg4 6. d3 Nf6 7. Nc3 Nd7 8. h3 Be6 9. Ng5 Qf6 10. Nxe6 Qxe6 11. Ne2 Qd6 12. Nc3 0-1

[Event "COL-ch School U09"]
[Site "Bogota"]
[Date "2014.11.14"]
[Round "1.1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Gomez Leon, Nicolas"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "1869"]
[BlackElo "1320"]
[PlyCount "34"]
[EventDate "2014.11.14"]
[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 Nf6 3. Nc3 Nc6 4. Bb5 Bb4 5. Bxc6 dxc6 6. a3 Bxc3 7. dxc3 Qxd1+ 8. Kxd1 Nxe4 9. Be3 Bg4 10. h3 Bxf3+ 11. gxf3 Nd6 12. Rg1 g6 13. f4 exf4 14. Bxf4 0-0-0 15. Bg5 Ne4+ 16. Bxd8 Nxf2+ 17. Ke1 Nxh3 1-0

[Event "Central America & Caribbean U08"]
[Site "Palmira"]
[Date "2014.10.07"]
[Round "8"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Clarke, Kishan"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1869"]
[PlyCount "24"]
[EventDate "2014.10.04"]
[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 e6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Nfd7 5. d4 c5 6. Bf4 Nc6 7. dxc5 Nxc5 8. Bb5 Bd7 9. Bxc6 Bxc6 10. Qe2 Be7 11. Bg5 0-0 12. Bxe7 Qxe7 0-1

[Event "Central America & Caribbean U08"]
[Site "Palmira"]
[Date "2014.10.07"]
[Round "7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Mercado Tapias, Juan Diego"]
[Result "0-1"]
[ECO "C62"]
[WhiteElo "1869"]
[PlyCount "27"]
[EventDate "2014.10.04"]
[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 d6 3. d4 exd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bf4 Be7 9. 0-0-0 0-0 10. Rhe1 b5 11. e5 dxe5 12. Qxe5 Bd6 13. Qe2 Bxf4+ 14. Kb1 0-1

[Event "Central America & Caribbean U08"]
[Site "Palmira"]
[Date "2014.10.06"]
[Round "6"]
[White "Restrepo, Julian David"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1/2-1/2"]
[ECO "C68"]
[BlackElo "1869"]
[PlyCount "19"]
[EventDate "2014.10.04"]
[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. Bxc6 dxc6 5. Nc3 f6 6. d3 Be6 7. 0-0 Bc5 8. Be3 Ba7 9. h3 Ne7 10. d4 1/2-1/2

[Event "Central America & Caribbean U08"]
[Site "Palmira"]
[Date "2014.10.04"]
[Round "1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Lyn, Anthony"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1869"]
[PlyCount "17"]
[EventDate "2014.10.04"]
[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. Bc4 Bc5 4. Ng5 Qxg5 5. d3 d6 6. Bxg5 h6 7. d4 Bxd4 8. Qf3 Bxb2 9. Qxf7# 1-0

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.06.02"]
[Round "6"]
[White "Restrepo Palacio, Tomas"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C42"]
[BlackElo "1880"]
[PlyCount "77"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Nd6 5. Nc6+ Be7 6. Nxd8 0-0 7. Qxe7 h6 8. Bd3 g6 9. Qh4 Kh7 10. Bc4 Re8+ 11. Kf1 f6 12. d3 g5 13. Qh5 Rxd8 14. Bf7 Rf8 15. Bg6+ Kg7 16. Nc3 Nc6 17. Ne4 Nxe4 18. dxe4 b6 19. Bf5 Ba6+ 20. Kg1 Rf7 21. Bg6 Re7 22. Be3 Re5 23. Rd1 d6 24. Bf7 f5 25. Qg6+ Kf8 26. Qg8+ Ke7 27. Qxa8 Kxf7 28. Qxc6 Re7 29. Qd5+ Kf6 30. Qxf5+ Kg7 31. g3 Bb7 32. Bd4+ Kg8 33. Qg6+ Kf8 34. h3 d5 35. exd5 Bxd5 36. Bf6 Bf3 37. Bxe7+ Kxe7 38. Re1+ Kf8 39. Re8# 1-0

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.06.02"]
[Round "7"]
[White "Sierra Barrios, Alejandro"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1322"]
[BlackElo "1880"]
[PlyCount "83"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. d3 0-0 5. 0-0 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nc3 Bg4 9. Nd5 Qg6 10. Ne7+ Kh7 11. Nxg6 Kxg6 12. h3 Bh5 13. g4 Rd8 14. gxh5+ Kh7 15. Bxf7 Rd7 16. Bg6+ Kh8 17. Nh4 Nc6 18. Bf5 Rf7 19. Qg4 Kg8 20. Be6 Nd4 21. Bxf7+ Kxf7 22. Qg6+ Ke7 23. Nf5+ Kd7 24. Qf7+ Kc6 25. Nxd4+ Kb6 26. Ne6 Rc8 27. Nxc5 a6 28. Nd7+ Ka7 29. Qd5 c6 30. Qa5 Rg8 31. Qb6+ Ka8 32. Kh1 Rc8 33. Rg1 g5 34. h4 Rg8 35. Nf6 Rg7 36. Ne8 Rg8 37. Nc7+ Kb8 38. Rg3 Kc8 39. Rf3 Kd7 40. Rf7+ Kd8 41. Ne6+ Kc8 42. Qc7# 1-0

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.06.01"]
[Round "5"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Campos Gomez, Manuel"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1880"]
[BlackElo "1392"]
[PlyCount "22"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 e5 5. Ng5 Be6 6. Bxe6 fxe6 7. Nxe6 Qe7 8. Nxf8 Rxf8 9. Nd5 Nxd5 10. exd5 Qf7 11. c4 Qxf2# 0-1

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.05.31"]
[Round "4"]
[White "Rodriguez Cetina, Edwar Samuel"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1326"]
[BlackElo "1880"]
[PlyCount "26"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. Ng5 0-0 5. Bxf7+ Kh8 6. Bc4 d5 7. exd5 Nxd5 8. d3 Bxf2+ 9. Kf1 Be3+ 10. Ke1 Qxg5 11. Nc3 Qxg2 12. Qe2 Qxh1+ 13. Qf1 Qxf1# 0-1

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.05.30"]
[Round "3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Acevedo Mendoza, Juan David"]
[Result "0-1"]
[ECO "C58"]
[WhiteElo "1880"]
[PlyCount "48"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 Bc5 9. c3 Bd6 10. b4 Nb7 11. Bb3 0-0 12. 0-0 h6 13. Nf3 Bg4 14. h3 Bh5 15. g4 Bg6 16. g5 hxg5 17. Nxg5 Bh5 18. Qc2 Bg6 19. Na3 e4 20. Re1 e3 21. d3 exf2+ 22. Kxf2 Qc7 23. Re3 Rfe8 24. Re2 Rxe2+ 0-1

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.05.30"]
[Round "2"]
[White "Perez, Juan Sebastian"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C42"]
[BlackElo "1880"]
[PlyCount "57"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Bd6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Bb4+ 7. Nc3 Nxc3 8. Qxe7+ Bxe7 9. bxc3 0-0 10. Be2 Nc6 11. 0-0 d5 12. d4 Bg4 13. Re1 Bxf3 14. Bxf3 Bd6 15. Bxd5 Rad8 16. Bg5 Rd7 17. Bxc6 bxc6 18. Rab1 h6 19. Bh4 g5 20. Bg3 Bxg3 21. hxg3 Rdd8 22. Re2 Rfe8 23. Rxe8+ Rxe8 24. a4 a5 25. Kh1 Re2 26. Rb8+ Kg7 27. Rc8 Rxf2 28. Rxc7 Rxc2 29. Rxc6 1-0

[Event "COL-ch U08"]
[Site "Bogota"]
[Date "2014.05.29"]
[Round "1"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Santiago Pinzon, Juan Felipe"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1880"]
[BlackElo "1304"]
[PlyCount "56"]
[EventDate "2014.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 e6 5. 0-0 Be7 6. e5 Ng4 7. h3 Ngxe5 8. Nxe5 Nxe5 9. Re1 Nxc4 10. d3 Nb6 11. Bf4 0-0 12. a4 Nd5 13. Nxd5 exd5 14. c3 Re8 15. b4 cxb4 16. cxb4 Bxb4 17. Rf1 Bc3 18. Ra3 Bb4 19. Rb3 Bc5 20. d4 Bb6 21. Qc2 d6 22. Rb5 Bxd4 23. Rxd5 Qf6 24. Bxd6 Rd8 25. Re1 Rxd6 26. Qb1 Bxf2+ 27. Kh1 Bxe1 28. Qxe1 Rxd5 0-1

[Event "Bogota U10"]
[Site "Bogota"]
[Date "2014.05.18"]
[Round "5.2"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Vanegas, Mateo de Jesus"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1880"]
[BlackElo "1470"]
[PlyCount "114"]
[EventDate "2014.05.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 d5 4. Bb5+ Bd7 5. Bxd7+ Nxd7 6. exd5 exd5 7. Nxd5 Ne5 8. Nc3 Nxf3+ 9. Qxf3 Qe7+ 10. Kd1 Qc7 11. Re1+ Be7 12. Nd5 Qc6 13. Qe4 Qd6 14. Nxe7 Nxe7 15. Qxb7 0-0 16. Qxe7 Qxe7 17. Rxe7 f5 18. d3 Rfb8 19. Bf4 Rxb2 20. Kc1 Rb4 21. Bd2 Rg4 22. f3 Rxg2 23. Re5 Rxh2 24. Rxc5 Rh1+ 25. Kb2 Rb8+ 26. Kc3 Rxa1 27. Bf4 Rf8 28. Bd6 Rf6 29. Rc8+ Kf7 30. Rc7+ Kg6 31. Kb2 Rf1 32. Be5 Rb6+ 33. Kc3 Rxf3 34. Rxg7+ Kh6 35. Rxa7 Rc6+ 36. Kb3 Rf2 37. d4 Rfxc2 38. d5 Rc8 39. Ra6+ Kg5 40. d6 Rd2 41. Bc3 Rd3 42. Kb2 Rcxc3 43. Ra7 Rc8 44. d7 Rd8 45. Kc2 R3xd7 46. Rxd7 Rxd7 47. a4 f4 48. a5 f3 49. a6 f2 50. a7 Rxa7 51. Kc3 f1Q 52. Kd4 Re7 53. Kc5 Qd1 54. Kc6 Re2 55. Kb5 Rc2 56. Ka4 Rb2+ 57. Ka3 Qa1# 0-1

[Event "Bogota U10"]
[Site "Bogota"]
[Date "2014.05.17"]
[Round "3.3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Sabogal Varela, Erika Tatiana"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1880"]
[PlyCount "73"]
[EventDate "2014.05.16"]
[EventType "swiss"]
[EventRounds "5"]
[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. Bxc6 dxc6 5. Nxe5 Qe7 6. d4 c5 7. 0-0 cxd4 8. Qxd4 Nf6 9. Nc3 Qd6 10. Nd5 c5 11. Qa4+ Qd7 12. Nxd7 Bxd7 13. Nc7+ Kd8 14. Rd1 Bd6 15. Qa5 Bxc7 16. Qxc5 Nxe4 17. Qd4 Nf6 18. Bg5 Kc8 19. c4 Re8 20. c5 Re4 21. Qd3 Bb5 22. Qh3+ Re6 23. Bxf6 gxf6 24. Qxh7 Be8 25. c6 bxc6 26. Qf5 Bd7 27. Qh7 Rb8 28. Qxf7 Be8 29. Qxe6+ Bd7 30. Qxd7+ Kb7 31. Rac1 Rd8 32. Qxc6+ Kb8 33. Rxd8+ Bxd8 34. Qd6+ Bc7 35. Qxc7+ Ka8 36. Rd1 a5 37. Rd8# 1-0

[Event "Bogota U10"]
[Site "Bogota"]
[Date "2014.05.16"]
[Round "2.3"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Hincapie Uribe, Eduardo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1880"]
[BlackElo "1973"]
[PlyCount "94"]
[EventDate "2014.05.16"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nc6 5. Nf3 Bd7 6. Bc4 0-0-0 7. a3 e6 8. 0-0 h5 9. b4 Qf5 10. Bg5 f6 11. Be3 Qh7 12. Bd3 g6 13. d5 Nb8 14. Be4 h4 15. dxe6 Bxe6 16. Qe2 h3 17. g3 Qg7 18. Rad1 Re8 19. Rd2 f5 20. Rfd1 fxe4 21. Nxe4 Bg4 22. Qd3 Nc6 23. Neg5 Nf6 24. b5 Nd7 25. bxc6 bxc6 26. Bxa7 Bd6 27. Re1 Rxe1+ 28. Nxe1 Ne5 29. Qb3 Kd7 30. c4 Qh6 31. Be3 Qh5 32. Qc3 Nf3+ 33. Nexf3 Bxf3 34. Qg7+ Kc8 35. Qf7 Bg4 36. Ne6 Bf5 37. Rxd6 Rh7 38. Qf8+ Kb7 39. Nd8+ Ka6 40. Rxc6+ Ka5 41. Qc5+ Ka4 42. Ra6+ Kb3 43. Rb6+ cxb6 44. Qxb6+ Ka2 45. Qd6 Rd7 46. g4 Qxg4+ 47. Qg3 Rd1# 0-1

[Event "Bogota U10"]
[Site "Bogota"]
[Date "2014.05.16"]
[Round "1.2"]
[White "Rigaud Jimenez, Joseff"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1300"]
[BlackElo "1880"]
[PlyCount "29"]
[EventDate "2014.05.16"]
[EventType "swiss"]
[EventRounds "5"]
[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. d3 Nf6 4. Be3 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 0-0 7. Bc5 d6 8. Bb4 a5 9. Ba3 b5 10. Bb2 Bg4 11. Be2 d5 12. c4 dxe4 13. dxe4 Nxe4 14. 0-0 Bxf3 15. cxb5 1-0

[Event "World School-ch U07 9th"]
[Site "Porto Carras"]
[Date "2013.05.07"]
[Round "1"]
[White "Larichev, Prokhor"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "C70"]
[BlackElo "1880"]
[PlyCount "115"]
[EventDate "2013.05.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bb4 6. c3 Ba5 7. 0-0 Bb6 8. d4 Nf6 9. Bg5 Ne7 10. dxe5 Nxe4 11. Bd5 Bxf2+ 12. Rxf2 Nxf2 13. Kxf2 c6 14. Be4 Qb6+ 15. Kf1 a5 16. Qd6 0-0 17. Bxe7 Re8 18. Ng5 b4 19. Bxh7+ Kh8 20. Qf6 Ba6+ 21. Ke1 Qg1+ 22. Kd2 Qxg2+ 23. Kc1 Bd3 24. Bxd3 gxf6 25. Bxf6+ Kg8 26. Bc4 Kf8 27. Bxf7 Qf1+ 28. Kc2 d6 29. e6 Qxf6 30. Nh7+ Kg7 31. Nxf6 Re7 32. Nd7 Rd8 33. Nb6 Kf6 34. Nd2 Rb7 35. Nd7+ Ke7 36. h4 Rh8 37. Rh1 d5 38. h5 a4 39. h6 b3+ 40. Kb1 a3 41. axb3 Ra7 42. Ka2 Kd6 43. h7 Raa8 44. Bg8 Ra7 45. Nf3 c5 46. Ng5 axb2+ 47. Kxb2 Ke7 48. Nf7 Rb7 49. Nxh8 c4 50. b4 d4 51. Nf7 dxc3+ 52. Kxc3 Kxe6 53. Nc5+ Ke7 54. Nxb7 Kf8 55. h8Q Ke8 56. Qg7 Ke7 57. Rh6 Ke8 58. Nfd6# 1-0

[Event "Bogota District U14"]
[Site "Bogota"]
[Date "2013.04.07"]
[Round "6.7"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Mora Tamara, Karen Sofia"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1912"]
[PlyCount "32"]
[EventDate "2013.04.04"]
[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. Nc3 Nf6 4. Bc4 Bb4 5. 0-0 Bxc3 6. bxc3 Nxe4 7. Re1 d5 8. Bb3 Bg4 9. d4 Bxf3 10. Qxf3 Nxd4 11. Ba4+ c6 12. Qh3 Qf6 13. Rf1 Ne2+ 14. Kh1 Qxf2 15. Bb2 Qg1+ 16. Rxg1 Nf2# 0-1

[Event "Bogota Semana Santa op U20"]
[Site "Bogota"]
[Date "2012.04.05"]
[Round "6"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Avendano Romero, Juan Felipe"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "28"]
[EventDate "2012.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Qc7 3. Bc4 Nf6 4. Nf3 Ng4 5. 0-0 e5 6. Bb5 f5 7. d3 a6 8. Ba4 b5 9. Bb3 c4 10. dxc4 fxe4 11. cxb5 exf3 12. Qxf3 d5 13. bxa6 e4 14. Qe2 Qxh2# 0-1

[Event "Bogota Semana Santa op U20"]
[Site "Bogota"]
[Date "2012.04.05"]
[Round "4"]
[White "Cotes Ontibon, Anibal Santiago"]
[Black "Gomez Morales, Juan Sebastian"]
[Result "0-1"]
[ECO "C46"]
[BlackElo "1650"]
[PlyCount "68"]
[EventDate "2012.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. Bb5 Qe7 5. d3 a6 6. Bg5 f6 7. Bh4 axb5 8. 0-0 Bxc3 9. bxc3 d6 10. c4 bxc4 11. dxc4 Bg4 12. Qd3 Nb4 13. Qd2 c5 14. Rab1 Bxf3 15. Qc1 Bxe4 16. Re1 Bxc2 17. Re2 Bxb1 18. Qxb1 d5 19. Rxe5 Qxe5 20. Kf1 Rxa2 21. Qd1 Ra1 22. Qxa1 Qxa1+ 23. Ke2 Qa2+ 24. Kf3 Kf7 25. g3 g5 26. Bxg5 fxg5 27. Kg2 g4 28. cxd5 Qxd5+ 29. Kg1 Nd3 30. Kf1 Nh6 31. Kg1 Re8 32. h3 gxh3 33. Kh2 Nxf2 34. g4 Qg2# 0-1

[Event "Bogota Semana Santa op U20"]
[Site "Bogota"]
[Date "2012.04.05"]
[Round "2"]
[White "Monroy Benites, Diego Alejandro"]
[Black "Cotes Ontibon, Anibal Santiago"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "85"]
[EventDate "2012.04.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e3 e5 2. Qf3 Nf6 3. Nh3 Nc6 4. Ng5 Bc5 5. Bc4 0-0 6. Bxf7+ Rxf7 7. Nxf7 Qe8 8. Ng5 Bxe3 9. fxe3 d6 10. Qe2 Bg4 11. Qd3 Nb4 12. Qc4+ Nfd5 13. Qxc7 Nxc7 14. 0-0 Bh3 15. Nxh3 Ncd5 16. c4 Nxe3 17. dxe3 Qe6 18. Ng5 Qxc4 19. Na3 Qxf1+ 20. Kxf1 Rf8+ 21. Nf3 Rxf3+ 22. gxf3 Nd5 23. h4 Nxe3+ 24. Bxe3 d5 25. Bxa7 e4 26. fxe4 dxe4 27. b4 e3 28. Ke2 h6 29. Kxe3 g5 30. hxg5 hxg5 31. b5 g4 32. Kf2 g3+ 33. Kg2 Kg7 34. Nc4 Kg6 35. Nd6 Kg5 36. Nxb7 Kg4 37. Nd6 Kh5 38. b6 Kh4 39. b7 Kg5 40. b8Q Kg6 41. Be3 Kh5 42. Qg8 Kh4 43. Qg5# 1-0

