[Event "Boyaca Region-ch qual"]
[Site "Duitama"]
[Date "2010.05.17"]
[Round "5.21"]
[White "Estupinan, Jeffer"]
[Black "Silva Suna, Juan Esteban"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1600"]
[BlackElo "1473"]
[PlyCount "56"]
[EventDate "2010.05.15"]
[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 e6 3. d3 Nc6 4. Nbd2 Nf6 5. g3 b6 6. Bg2 Bb7 7. 0-0 Be7 8. Re1 0-0 9. e5 Nh5 10. Nf1 Qc7 11. g4 f6 12. gxh5 fxe5 13. h6 Rf6 14. hxg7 Rg6 15. Ng3 Rxg7 16. Qe2 Nd4 17. Nxd4 exd4 18. Bxb7 Qxb7 19. Qe4 Qxe4 20. Rxe4 h5 21. Kf1 h4 22. Ne2 h3 23. Nf4 Bd6 24. Nxh3 Bxh2 25. Bf4 Rh7 26. Bxh2 Rxh3 27. Bg3 Rh1+ 28. Ke2 Rxa1 0-1

[Event "Boyaca Region-ch qual"]
[Site "Duitama"]
[Date "2010.05.16"]
[Round "3.13"]
[White "Morales, Israel"]
[Black "Estupinan, Jeffer"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1664"]
[BlackElo "1600"]
[PlyCount "85"]
[EventDate "2010.05.15"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. Bc4 Rc8 11. Kb1 Ne5 12. Bb3 Nc4 13. Bxc4 Rxc4 14. Bh6 Rxd4 15. Qxd4 Bxh6 16. g4 Bg7 17. Qd2 Qb6 18. h4 h5 19. gxh5 Nxh5 20. Rhg1 Rc8 21. Kc1 a5 22. a3 Be6 23. Rg5 Bh6 24. Rxg6+ fxg6 25. Qxh6 Bf7 26. Nd5 Qd8 27. Rg1 Qf8 28. Rxg6+ Bxg6 29. Qxg6+ Ng7 30. h5 e6 31. Nf6+ Qxf6 32. Qxf6 Rf8 33. Qg6 Kh8 34. h6 Rg8 35. hxg7+ Rxg7 36. Qxe6 Rg1+ 37. Kd2 Rg2+ 38. Kc3 Rg7 39. Qxd6 Kg8 40. e5 b5 41. e6 b4+ 42. Kb3 bxa3 43. bxa3 1-0

[Event "Boyaca Region-ch qual"]
[Site "Duitama"]
[Date "2010.05.15"]
[Round "2.13"]
[White "Estupinan, Jeffer"]
[Black "Morantes Maldonado, Brandon"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1600"]
[BlackElo "2019"]
[PlyCount "73"]
[EventDate "2010.05.15"]
[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 e6 3. d3 d5 4. Nbd2 Nc6 5. g3 dxe4 6. Nxe4 Nf6 7. Bg5 Be7 8. Bxf6 Bxf6 9. Nxc5 Bxb2 10. Rb1 Bc3+ 11. Nd2 0-0 12. Bg2 e5 13. 0-0 Rb8 14. Bxc6 Qd6 15. Bg2 Qxc5 16. Ne4 Qc6 17. Rb3 Bd4 18. c3 Bb6 19. Qh5 Qe6 20. Ng5 Qg6 21. Qxg6 fxg6 22. Bd5+ Kh8 23. Nf7+ Kg8 24. Nxe5+ Kh8 25. Nf7+ Kg8 26. Re1 h6 27. Ne5+ Kh7 28. d4 Bf5 29. g4 Bc2 30. Rb2 Ba4 31. Be4 Rf6 32. Re3 Rbf8 33. Rh3 Re6 34. g5 h5 35. Rxh5+ Kg8 36. Rh3 Bd1 37. Bd5 1-0

[Event "Boyaca Region-ch qual"]
[Site "Duitama"]
[Date "2010.05.15"]
[Round "1.11"]
[White "Torres, Carlos Andres"]
[Black "Estupinan, Jeffer"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "1818"]
[BlackElo "1600"]
[PlyCount "55"]
[EventDate "2010.05.15"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Bd7 8. Be3 Be7 9. f4 e5 10. Nf5 Bxf5 11. exf5 a6 12. Qf3 0-0 13. 0-0-0 Qc7 14. g4 Na5 15. g5 Nxb3+ 16. axb3 Ne8 17. Nd5 Qd8 18. Rhg1 f6 19. h4 Nc7 20. fxe5 fxe5 21. f6 gxf6 22. g6 hxg6 23. Rxg6+ Kf7 24. Qh5 Ke8 25. Rg7+ Kd7 26. Qf5+ Ne6 27. Nb6+ Kc7 28. Qxe6 1-0

