[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.17"]
[Round "7"]
[White "Ospina Aponte, Juan Stiven"]
[Black "Guevara Garcia, Miguel Angel"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1600"]
[BlackElo "1618"]
[PlyCount "102"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 c5 4. exd5 exd5 5. Nf3 Nf6 6. Be3 c4 7. g3 Bb4 8. Bg2 0-0 9. 0-0 Bxc3 10. bxc3 Ne4 11. Bd2 Nd7 12. Re1 Re8 13. Ng5 Nxg5 14. Rxe8+ Qxe8 15. Bxg5 Nb6 16. Qd2 Be6 17. Re1 Qa4 18. Ra1 Re8 19. Be3 Bf5 20. Bf4 Bxc2 21. Bc7 Be4 22. Re1 Bxg2 23. Rxe8+ Qxe8 24. Kxg2 Nd7 25. Qg5 Nf6 26. Be5 h6 27. Qd2 Ne4 28. Qb2 b6 29. f3 Ng5 30. h4 Ne6 31. Kf2 f6 32. Bd6 Qd7 33. Qa3 Nd8 34. Bb4 a5 35. Bxa5 bxa5 36. Qxa5 Nf7 37. a4 Qb7 38. Qb5 Qxb5 39. axb5 Nd6 40. b6 Kf7 41. Ke3 Ke6 42. Kf4 g6 43. g4 g5+ 44. Kg3 Kd7 45. b7 Nxb7 46. hxg5 hxg5 47. f4 Kc6 48. Kf3 Kb5 49. Ke3 Ka4 50. fxg5 fxg5 51. Kd2 Kb3 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.17"]
[Round "6"]
[White "Rivas Hoyos, Jermain Richard"]
[Black "Ospina Aponte, Juan Stiven"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1487"]
[BlackElo "1600"]
[PlyCount "56"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. 0-0 0-0 7. Nc3 Bg4 8. Be3 Nc6 9. h3 Be6 10. Re1 Nb4 11. a3 Nxd3 12. Qxd3 h6 13. Bd2 a6 14. Ne5 c5 15. dxc5 Bxc5 16. Qg3 Kh7 17. Rad1 Bd6 18. Kh1 Qc7 19. f4 Bf5 20. Rc1 Rae8 21. Qh4 Qb6 22. g4 Be4+ 23. Nxe4 Nxe4 24. Rxe4 dxe4 25. Nd7 Qxb2 26. Nxf8+ Bxf8 27. f5 e3 28. Rg1 exd2 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.16"]
[Round "5"]
[White "Ospina Aponte, Juan Stiven"]
[Black "Caicedo Vallejo, Jacobo"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1600"]
[BlackElo "1564"]
[PlyCount "54"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 e6 4. Nf3 cxd4 5. cxd4 d5 6. exd5 exd5 7. Bd3 Bd6 8. 0-0 Nge7 9. h3 0-0 10. Nc3 Nb4 11. Bb1 h6 12. a3 Nbc6 13. Be3 a6 14. Qd2 Bf5 15. Nxd5 Nxd5 16. Bxf5 Qf6 17. Be4 Nxe3 18. fxe3 Bg3 19. Ne5 Qd6 20. Ng4 h5 21. Nf2 f5 22. Bf3 h4 23. Nh1 Bh2+ 24. Kf2 Rad8 25. Rad1 f4 26. Rfe1 fxe3+ 27. Rxe3 Bf4 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.16"]
[Round "4"]
[White "Rodriguez Sanchez, Ivan Santiago"]
[Black "Ospina Aponte, Juan Stiven"]
[Result "0-1"]
[ECO "C16"]
[BlackElo "1600"]
[PlyCount "82"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Bd7 5. Nf3 c5 6. Bd2 cxd4 7. Nxd4 Qb6 8. Nce2 Bxd2+ 9. Qxd2 Qxb2 10. Qc1 Qxc1+ 11. Nxc1 Nc6 12. Nxc6 Bxc6 13. Rb1 Ne7 14. Bb5 Nf5 15. g4 Nd4 16. Bxc6+ bxc6 17. f4 Nxc2+ 18. Kd2 Nd4 19. Nb3 Nxb3+ 20. Rxb3 0-0 21. Rhb1 c5 22. Rc3 c4 23. Ke3 Rab8 24. Rxb8 Rxb8 25. h4 Rd8 26. Kd4 h6 27. g5 Kh7 28. Ra3 Rc8 29. Rc3 hxg5 30. hxg5 Kg6 31. Ke3 Kf5 32. Rc1 c3 33. Kd4 Kxf4 34. Rf1+ Kxg5 35. Rg1+ Kf4 36. Rf1+ Kg3 37. Rxf7 c2 38. Rxg7+ Kf2 39. Rh7 c1Q 40. Rh2+ Kg3 41. Rh7 Qc3# 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.15"]
[Round "2"]
[White "Ospina Aponte, Juan Stiven"]
[Black "Gomez Bernal, Juan Sebastian"]
[Result "1/2-1/2"]
[ECO "C57"]
[WhiteElo "1600"]
[BlackElo "1638"]
[PlyCount "99"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bxb5 Qxd5 7. Bxc6+ Qxc6 8. 0-0 Bc5 9. Qe2 0-0 10. Qxe5 Bb7 11. Qg3 h6 12. Nf3 Ne4 13. Qh3 Qb6 14. d4 Bxd4 15. Nxd4 Qxd4 16. Qg4 Ba6 17. c3 Qf6 18. Qxe4 Bxf1 19. Kxf1 Rfe8 20. Qc4 Qe5 21. Kg1 Qe1+ 22. Qf1 Rad8 23. Bd2 Rxd2 24. Nxd2 Qxd2 25. Qc1 Qd3 26. Qd1 Qxd1+ 27. Rxd1 Re2 28. Rb1 Kf8 29. Kf1 Rc2 30. Ke1 Ke7 31. g3 Kf6 32. Kf1 g5 33. h3 h5 34. Kg2 Kf5 35. Kf3 g4+ 36. hxg4+ hxg4+ 37. Ke3 Kg5 38. a4 c6 39. Rd1 Rxb2 40. Rd7 f6 41. Rxa7 Rc2 42. f4+ gxf3 43. Kxf3 Rxc3+ 44. Kg2 c5 45. a5 c4 46. a6 Ra3 47. Ra8 Kf5 48. a7 c3 49. Rc8 Rxa7 50. Rxc3 1/2-1/2

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.15"]
[Round "3"]
[White "Ospina Aponte, Juan Stiven"]
[Black "Vega Cotacio, Jhon Alejandro"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1600"]
[BlackElo "1654"]
[PlyCount "70"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. exd6 Qxd6 7. Nf3 Nc6 8. Bd3 Bg4 9. Be2 g6 10. h3 Bxf3 11. Bxf3 Bg7 12. Be3 Nxe3 13. fxe3 Qg3+ 14. Ke2 0-0 15. Nc3 Rad8 16. Ne4 Qc7 17. Rc1 Qb6 18. Qb3 Bxd4 19. Qxb6 Bxb6 20. Rhd1 Ne5 21. Nd2 Nxf3 22. Nxf3 f6 23. Nd4 Kf7 24. b4 Rd5 25. a4 Rfd8 26. Rc4 Bxd4 27. Rcxd4 Rxd4 28. Rxd4 Rxd4 29. exd4 Ke6 30. Ke3 Kd5 31. Kd3 f5 32. g3 g5 33. b5 b6 34. h4 gxh4 35. gxh4 f4 0-1

[Event "ARG-ch U18"]
[Site "Ibague"]
[Date "2024.03.14"]
[Round "1"]
[White "Restrepo Ortiz, Brayan David"]
[Black "Ospina Aponte, Juan Stiven"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1800"]
[BlackElo "1600"]
[PlyCount "63"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. h3 Bd6 5. Nf3 Nf6 6. Bd3 0-0 7. 0-0 Nc6 8. a3 h6 9. c4 dxc4 10. Bxc4 Be6 11. Bxe6 fxe6 12. Qb3 Qc8 13. Re1 Re8 14. Nc3 Kh8 15. Be3 Rb8 16. Ne5 Nxe5 17. dxe5 Bxe5 18. Bxa7 Ra8 19. Rxe5 Rxa7 20. Rae1 Ra6 21. Na4 Nd5 22. Qxd5 Rxa4 23. Rxe6 Rd8 24. Qe5 Ra6 25. Re7 Rf6 26. Qg3 Rg8 27. Rxc7 Qf5 28. Rxb7 Rg6 29. Qb3 Rf8 30. Rf1 Qe4 31. g3 Rf3 32. Rb8+ 1-0

