[Event "COL-ch School U17 13"]
[Site "Villavicencio"]
[Date "2012.12.01"]
[Round "4.4"]
[White "Useche, David"]
[Black "Sosa Florez, Juan Sebastian"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1520"]
[BlackElo "1613"]
[PlyCount "42"]
[EventDate "2012.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 d5 4. b3 Bg7 5. Bg2 dxc4 6. bxc4 c6 7. e3 0-0 8. Nge2 Na6 9. a3 Nc5 10. d4 Ncd7 11. 0-0 e5 12. Bb2 exd4 13. exd4 Nb6 14. Qd3 Bf5 15. Be4 Nxe4 16. Nxe4 Bxe4 17. Qxe4 Nxc4 18. Bc3 Re8 19. Qd3 Nb6 20. Ba5 Qd5 21. Bxb6 axb6 0-1

[Event "COL-ch School U17 13"]
[Site "Villavicencio"]
[Date "2012.11.30"]
[Round "3.3"]
[White "Cespedes Galindo, Estefania"]
[Black "Useche, David"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "1769"]
[BlackElo "1520"]
[PlyCount "69"]
[EventDate "2012.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. c4 Be7 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. 0-0 0-0 7. Nc3 Nc6 8. e4 h6 9. h3 Bb4 10. e5 Nh7 11. a3 Bxc3 12. bxc3 Ba6 13. Nd2 Bb7 14. f4 f6 15. a4 fxe5 16. fxe5 Rxf1+ 17. Qxf1 Qf8 18. Qd3 Rc8 19. Ba3 Qe8 20. Rf1 Ba6 21. Be4 Ng5 22. Rf8+ Qxf8 23. Bxf8 Rxf8 24. Bxc6 dxc6 25. g4 Bb7 26. h4 Nf7 27. Qg6 Bc8 28. Ne4 Nh8 29. Qh5 Nf7 30. g5 Bd7 31. Nf6+ gxf6 32. gxf6 Kh7 33. Kh2 c5 34. Qf3 c6 35. Qe4+ 1-0

[Event "COL-ch School U17 13"]
[Site "Villavicencio"]
[Date "2012.11.30"]
[Round "2.2"]
[White "Useche, David"]
[Black "Barbosa, Daniela"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1520"]
[BlackElo "1734"]
[PlyCount "53"]
[EventDate "2012.11.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Bd7 5. d3 Nf6 6. Nf3 Be7 7. Be3 Ng4 8. a3 Nxe3 9. fxe3 0-0 10. Qd2 Na5 11. Qc2 b6 12. b4 Nc6 13. Nd5 Rb8 14. 0-0 f5 15. Nd2 Bg5 16. Bh3 Ne7 17. e4 Nxd5 18. cxd5 f4 19. Bxd7 Qxd7 20. Kg2 fxg3 21. hxg3 Be3 22. Rf3 Rxf3 23. exf3 Rf8 24. Re1 Bd4 25. Nb3 Rf6 26. Nxd4 exd4 27. Rh1 1/2-1/2

