[Event "COL-ch U16 sf1"]
[Site "Riohacha"]
[Date "2018.03.09"]
[Round "5.10"]
[White "Izquierdo Vallejo, Oscar Andres"]
[Black "Navarro Varela, Ashly Julieth"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1580"]
[BlackElo "1600"]
[PlyCount "61"]
[EventDate "2018.03.07"]
[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 g6 2. d4 d6 3. Nf3 Bg7 4. Bc4 e6 5. 0-0 e5 6. dxe5 dxe5 7. Qxd8+ Kxd8 8. Rd1+ Ke8 9. Bg5 f6 10. Bh4 g5 11. Bg3 Bg4 12. Nc3 Nc6 13. h3 Bh5 14. Rd2 Bh6 15. Rd3 Nb4 16. Rdd1 Nxc2 17. Rab1 g4 18. hxg4 Bxg4 19. Be2 Nb4 20. Nh4 Bxe2 21. Nxe2 Nxa2 22. Nf5 c5 23. Nd6+ Kf8 24. Nxb7 Rc8 25. Rd8+ Rxd8 26. Nxd8 Bg7 27. Ne6+ Kf7 28. Nxc5 Nh6 29. Ra1 Nb4 30. Rxa7+ Kg6 31. f4 1-0

[Event "COL-ch U16 sf1"]
[Site "Riohacha"]
[Date "2018.03.09"]
[Round "4.5"]
[White "Ruiz Jaraba, Valentina Sofia"]
[Black "Izquierdo Vallejo, Oscar Andres"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1559"]
[BlackElo "1580"]
[PlyCount "73"]
[EventDate "2018.03.07"]
[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 d6 4. d4 Bd7 5. d5 Nce7 6. Bxd7+ Qxd7 7. c4 c5 8. Nc3 Nf6 9. a3 b6 10. h3 Ng6 11. b4 a6 12. Be3 Rb8 13. 0-0 Be7 14. Qd3 Nh5 15. Ne2 0-0 16. Rfb1 Qa7 17. a4 a5 18. bxc5 bxc5 19. Rb5 Ra8 20. Rab1 Rfb8 21. Bd2 Rxb5 22. cxb5 Bd8 23. Bc3 Nhf4 24. Nxf4 Nxf4 25. Qc2 Bb6 26. g3 Ng6 27. Nd2 Ne7 28. Nc4 Nc8 29. Qd2 Bc7 30. Kg2 Bb6 31. f4 f6 32. Rf1 Qc7 33. fxe5 fxe5 34. Qf2 Na7 35. Nxb6 Qxb6 36. Qf7+ Kh8 37. Qf8+ 1-0

[Event "COL-ch U16 sf1"]
[Site "Riohacha"]
[Date "2018.03.08"]
[Round "3.7"]
[White "Izquierdo Vallejo, Oscar Andres"]
[Black "Olier Robayo, Mishelle Dayana"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1580"]
[BlackElo "1418"]
[PlyCount "83"]
[EventDate "2018.03.07"]
[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 b6 2. Nf3 Bb7 3. Nc3 e6 4. Bc4 d6 5. 0-0 Be7 6. d4 Nd7 7. Re1 c5 8. a3 a6 9. Bf4 Qc7 10. dxc5 bxc5 11. Bg3 e5 12. Nd5 Bxd5 13. Qxd5 0-0-0 14. Qa8+ Qb8 15. Bxa6+ Kc7 16. Qxb8+ Rxb8 17. b3 Ngf6 18. a4 Nh5 19. Bb5 Nxg3 20. fxg3 g5 21. Rad1 g4 22. Bxd7 Kxd7 23. Nxe5+ Ke6 24. Nc6 Rb6 25. Nxe7 Kxe7 26. e5 Kd7 27. exd6 Rxd6 28. Rxd6+ Kxd6 29. Re4 f5 30. Rc4 Kd5 31. a5 Ra8 32. Ra4 Kc6 33. Kf2 Kb5 34. Ke3 Rxa5 35. Rxa5+ Kxa5 36. c3 Kb5 37. Kf4 Kc6 38. Kxf5 Kd5 39. b4 c4 40. h3 gxh3 41. gxh3 Kc6 42. Ke6 1-0

[Event "COL-ch U16 sf1"]
[Site "Riohacha"]
[Date "2018.03.07"]
[Round "1.5"]
[White "Valera Padilla, Federico Jose"]
[Black "Izquierdo Vallejo, Oscar Andres"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1608"]
[BlackElo "1580"]
[PlyCount "76"]
[EventDate "2018.03.07"]
[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 d6 4. 0-0 Nf6 5. Nc3 Be7 6. d4 0-0 7. Bxc6 bxc6 8. dxe5 dxe5 9. Nxe5 Bb7 10. Bg5 h6 11. Bxf6 Bxf6 12. Nd7 Re8 13. Nxf6+ Qxf6 14. Qd7 Re7 15. Qd2 Rae8 16. Qe3 c5 17. f3 Qb6 18. Na4 Qb4 19. Nxc5 Qb6 20. Rfe1 Bc8 21. Nb3 Qg6 22. Qxa7 Bh3 23. Qf2 Re5 24. Qg3 Qb6+ 25. Qf2 Qg6 26. Kh1 Be6 27. Nc5 Bc8 28. a4 Qb6 29. Nd3 Qxf2 30. Nxf2 Rc5 31. c3 Rd8 32. Red1 Re8 33. Nd3 Rc6 34. Nb4 Rg6 35. a5 c5 36. Nd5 Rc6 37. a6 Bxa6 38. Rxa6 Rcc8 1-0

