[Event "Medellin Easter op"]
[Site "Medellin"]
[Date "2010.04.04"]
[Round "8"]
[White "Rojas Sierra, Daniel Esteban"]
[Black "Zapata Llano, Katerine"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "34"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bb4 5. Ng5 0-0 6. d3 h6 7. Nf3 d6 8. a3 Bg4 9. h3 Be6 10. 0-0 Bxc4 11. dxc4 a6 12. axb4 Rb8 13. b5 axb5 14. cxb5 Na7 15. Na4 Nxe4 16. Nc5 dxc5 17. Be3 Nc3 1/2-1/2

[Event "Medellin Easter op"]
[Site "Medellin"]
[Date "2010.04.01"]
[Round "3"]
[White "Marin, Hernan Mauricio"]
[Black "Rojas Sierra, Daniel Esteban"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1866"]
[PlyCount "55"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. d3 g6 5. Nc3 Bg7 6. Be3 0-0 7. h3 d6 8. 0-0 Be6 9. a3 a5 10. Qd2 Qd7 11. Ng5 h6 12. Nxe6 Qxe6 13. Bxh6 Bxh6 14. Qxh6 Nd4 15. Qd2 b5 16. Rad1 c5 17. Nb1 b4 18. a4 d5 19. f3 c4 20. f4 c3 21. bxc3 bxc3 22. Nxc3 Nxe2+ 23. Nxe2 dxe4 24. Ng3 exd3 25. cxd3 Rfd8 26. Qe3 Rd4 27. fxe5 Rxa4 28. Rxf6 1-0

[Event "Medellin Easter op"]
[Site "Medellin"]
[Date "2010.04.01"]
[Round "2"]
[White "Rojas Sierra, Daniel Esteban"]
[Black "Caldera Sotomayor, Wilber"]
[Result "0-1"]
[ECO "B56"]
[PlyCount "44"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nc6 4. Bb5 Bd7 5. 0-0 Nf6 6. d4 cxd4 7. Nxd4 g6 8. Bg5 Bg7 9. Re1 0-0 10. Be3 a6 11. Bxc6 bxc6 12. Bf4 e5 13. Bg3 exd4 14. Qxd4 d5 15. exd5 Nxd5 16. Be5 Bxe5 17. Rxe5 Nxc3 18. bxc3 Be6 19. Rd1 Qxd4 20. Rxd4 Rfd8 21. Rxd8+ Rxd8 22. a4 Rd1+ 0-1

[Event "Medellin Easter op"]
[Site "Medellin"]
[Date "2010.03.31"]
[Round "1"]
[White "Ossa Ramirez, Jesus Antonio"]
[Black "Rojas Sierra, Daniel Esteban"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1855"]
[PlyCount "21"]
[EventDate "2010.03.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke8 8. Bxd5 Ne7 9. Bf7+ Kd7 10. Qd3+ Kc6 11. Qxd8 1-0

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.17"]
[Round "6"]
[White "Maya, Jhon Alexander"]
[Black "Rojas Sierra, Daniel Esteban"]
[Result "1-0"]
[ECO "D45"]
[PlyCount "101"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Na6 6. Qb3 Bd6 7. c5 Bc7 8. Bd3 0-0 9. 0-0 Bd7 10. Qxb7 Qc8 11. Qxc8 Raxc8 12. Bxa6 Rb8 13. b3 Ba5 14. Bb2 Ne4 15. Nxe4 dxe4 16. Ne5 Be8 17. Bc4 h6 18. a3 Kh8 19. b4 Bc7 20. f4 f6 21. Ng4 f5 22. Ne5 Bxe5 23. fxe5 f4 24. Rxf4 Rxf4 25. exf4 Bh5 26. Bxe6 e3 27. Re1 e2 28. h3 Re8 29. Bf5 Rf8 30. g4 g6 31. gxh5 gxf5 32. Rxe2 Ra8 33. e6 Kg7 34. d5+ Kf8 35. d6 a5 36. Rd2 axb4 37. d7 bxa3 38. Bxa3 Ke7 39. Rd6 Rb8 40. Rxc6 Rb1+ 41. Kf2 Rd1 42. Rd6 Rxd6 43. cxd6+ Kd8 44. e7+ Kxd7 45. Ke3 Ke8 46. Kd4 Kd7 47. Ke5 Ke8 48. Kxf5 Kd7 49. Kf6 Ke8 50. f5 Kd7 51. Kf7 1-0

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.17"]
[Round "5"]
[White "Rojas Sierra, Daniel Esteban"]
[Black "Barrero Rojas, William"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "53"]
[EventDate "2009.12.15"]
[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. Nc3 d6 4. Bc4 Nh6 5. d3 Bd7 6. Bxh6 gxh6 7. 0-0 Qe7 8. Qd2 0-0-0 9. Nd5 Qe8 10. Nf6 Qe7 11. Nd5 Qe6 12. Nb6+ cxb6 13. Bxe6 Bxe6 14. h3 Rg8 15. d4 Nxd4 16. Nxd4 exd4 17. Qxd4 d5 18. Rad1 Bc5 19. Qf6 Rg6 20. Qh4 f6 21. e5 fxe5 22. b4 Bd6 23. b5 Bc5 24. c4 a5 25. Rfe1 Rg5 26. Qxh6 Rf5 27. Qxe6+ 1-0

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.16"]
[Round "4"]
[White "Montoya Zapata, Santiago"]
[Black "Rojas Sierra, Daniel Esteban"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "27"]
[EventDate "2009.12.15"]
[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. Nc3 Nf6 4. Bb5 d6 5. d3 a6 6. Bxc6+ bxc6 7. Bg5 Bg4 8. Bxf6 Qxf6 9. Qe2 Bxf3 10. gxf3 Be7 11. 0-0-0 0-0 12. h4 d5 13. exd5 Qh6+ 14. Kb1 1-0

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.15"]
[Round "1"]
[White "Galeano Hoyos, Janer M"]
[Black "Rojas Sierra, Daniel Esteban"]
[Result "1-0"]
[ECO "A10"]
[PlyCount "28"]
[EventDate "2009.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 d6 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 e6 5. Nf3 d5 6. cxd5 exd5 7. d4 Be7 8. 0-0 0-0 9. a3 h6 10. e3 b6 11. Qa4 Bd7 12. Qd1 Bc8 13. Qd3 a6 14. Bd2 a5 1-0

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.15"]
[Round "2"]
[White "Rojas Sierra, Daniel Esteban"]
[Black "Breton, Christian"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "29"]
[EventDate "2009.12.15"]
[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. Nf3 d5 3. Nc3 d4 4. Nb5 c5 5. Na3 Nf6 6. Bb5+ Bd7 7. Ne5 a6 8. Bxd7+ Nbxd7 9. Nxd7 Qxd7 10. 0-0 Be7 11. Nc4 Qc6 12. Ne5 Qxe4 13. Re1 Qd5 14. d3 b6 15. c4 0-1

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.??"]
[Round "7"]
[White "Rojas Sierra, Daniel Esteban"]
[Black "Diosa Bermudez, Jhoan Sebastian"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "34"]
[EventDate "2009.12.15"]
[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. Nc3 Bc5 4. Bc4 Nf6 5. d3 h6 6. 0-0 d6 7. h3 Nh5 8. Nd2 Qf6 9. Qxh5 Na5 10. Nd5 Qd8 11. Nc3 Nxc4 12. dxc4 g6 13. Qd1 Qf6 14. Nb5 Qg5 15. Nxc7+ Kd8 16. Nxa8 Bxh3 17. Nb3 Qxg2# 0-1

[Event "COL-ch U14"]
[Site "Medellin"]
[Date "2009.12.??"]
[Round "8"]
[White "Rojas Sierra, Daniel Esteban"]
[Black "Pena Reina, Tomas Felipe"]
[Result "1-0"]
[ECO "C40"]
[PlyCount "46"]
[EventDate "2009.12.15"]
[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 f6 3. Nc3 Ne7 4. g3 c6 5. Bg2 d5 6. d3 Nd7 7. 0-0 d4 8. Ne2 c5 9. c3 Nc6 10. b4 cxb4 11. cxd4 Qb6 12. dxe5 fxe5 13. d4 Nf6 14. dxe5 Nxe4 15. Ng5 Nxe5 16. Nxe4 Ng4 17. a3 Qb5 18. Rb1 Qh5 19. h3 Ne5 20. Nf4 Qxd1 21. Rxd1 Bf5 22. Rxb4 Bxb4 23. axb4 Be6 1-0

