[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.27"]
[Round "7"]
[White "Chavez Duero, Brayan Steven"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2040"]
[BlackElo "1886"]
[PlyCount "116"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[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. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qf3 dxc6 7. Nc3 Be6 8. Be3 Qxf3 9. gxf3 Bxe3 10. fxe3 Ne7 11. Rg1 Rd8 12. Ne2 0-0 13. f4 f6 14. Nd4 Bf7 15. Bh3 Rd6 16. b4 Rfd8 17. Rc1 Rxd4 18. exd4 Rxd4 19. Bg2 Rxb4 20. Kd2 Ra4 21. Rb1 b6 22. Rb2 a5 23. Ra1 c5 24. Ke3 Ra3+ 25. Kd2 Ng6 26. Rf1 Bc4 27. Rf3 Rxf3 28. Bxf3 Nxf4 29. Ke3 g5 30. a3 Kf7 31. Rb1 h5 32. Rd1 Kg6 33. Rd7 Ne6 34. c3 g4 35. Bd1 Kg5 36. Rh7 b5 37. h3 b4 38. axb4 axb4 39. cxb4 cxb4 40. hxg4 hxg4 41. Rh8 c5 42. Rg8+ Kh6 43. Bxg4 Nd4 44. Rh8+ Kg7 45. Rb8 Bb5 46. Bd1 Kf7 47. Bb3+ Ke7 48. Bd5 Kd6 49. Rd8+ Bd7 50. Bc4 Nc6 51. Rf8 Ne5 52. Bd5 Ke7 53. Ra8 Kd6 54. Ra6+ Bc6 55. Kf4 c4 56. Ke3 Kc5 57. Bg8 c3 58. Ra5+ Bb5 0-1

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.27"]
[Round "6"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Mendez Rodriguez, Andres David"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1886"]
[BlackElo "1556"]
[PlyCount "45"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. exd5 exd5 5. Bd3 Bd6 6. Bg5 c6 7. Nf3 0-0 8. 0-0 Bg4 9. h3 Bh5 10. Bf5 h6 11. Bh4 g5 12. Bg3 Bxg3 13. fxg3 g4 14. Ne5 gxh3 15. g4 hxg2 16. Kxg2 Bg6 17. Qd3 Ne4 18. Nxe4 Bxf5 19. Rxf5 dxe4 20. Qe3 Kg7 21. Rh1 Qd6 22. Rg5+ Kh7 23. Rg6 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.26"]
[Round "5"]
[White "Montenegro Mancera, Juan Rolando"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C22"]
[WhiteElo "2040"]
[BlackElo "1886"]
[PlyCount "61"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Bb4+ 5. Nc3 d6 6. Bd2 Nge7 7. 0-0-0 0-0 8. f4 Bg4 9. Nf3 Bc5 10. Qe1 Nd4 11. Qg3 Qc8 12. f5 Bxf3 13. gxf3 Kh8 14. Rg1 Nexf5 15. exf5 Nxf5 16. Qg4 Bxg1 17. Qxg1 Qe6 18. Bd3 Rfe8 19. Qg5 g6 20. Re1 f6 21. Qf4 Qd7 22. Ne4 Re6 23. Bc3 Rf8 24. Rg1 b6 25. h4 Ng7 26. Qh6 Kg8 27. h5 Nf5 28. Qd2 Ne7 29. hxg6 hxg6 30. Qh6 Kf7 31. Nxf6 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.26"]
[Round "4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ocampo Bueno, Cristian"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "1886"]
[PlyCount "53"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[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 Nf6 4. 0-0 Bc5 5. d3 Ng4 6. Nc3 d6 7. Qe2 0-0 8. h3 Nd4 9. Nxd4 exd4 10. Nd1 Ne5 11. f4 Ng6 12. f5 Ne5 13. f6 g6 14. Bh6 a5 15. Bxf8 Qxf8 16. Ba4 b5 17. Bxb5 a4 18. b3 axb3 19. cxb3 Be6 20. Nf2 c6 21. Bc4 Bxc4 22. bxc4 Ra3 23. Rab1 Qd8 24. Qd2 h5 25. Qg5 Kh7 26. Ng4 Qf8 27. Rb8 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.25"]
[Round "3"]
[White "Nieto Medina, Agustin"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2119"]
[BlackElo "1886"]
[PlyCount "21"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[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 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd1 Nge7 9. Bd3 d6 10. 0-0 g5 11. Nd2 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.25"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Luna Velandia, Karol Daniela"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1886"]
[BlackElo "1304"]
[PlyCount "52"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Bg5 Nfd7 7. Qd2 Nc6 8. Bh6 a6 9. Bxg7 Kxg7 10. h4 h6 11. h5 g5 12. Nxg5 Nxd4 13. Nxf7 Rxf7 14. Qxd4+ e5 15. Qe3 Nc5 16. 0-0-0 Be6 17. Be2 Qe7 18. g4 Rg8 19. Rdg1 Kh7 20. Nd5 Bxd5 21. exd5 Rg5 22. b4 Na4 23. Bd3+ Kh8 24. Bf5 Qf6 25. Qb3 b5 26. Re1 c5 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.24"]
[Round "1"]
[White "Chica Londono, Daniel"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1321"]
[BlackElo "1886"]
[PlyCount "43"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Qxd5 4. Nc3 Qa5 5. Nf3 Bg4 6. Be2 Nc6 7. 0-0 0-0-0 8. Be3 e6 9. a3 Nd5 10. Nxd5 Qxd5 11. c3 Be7 12. Nd2 Bxe2 13. Qxe2 g5 14. Qf3 f5 15. Qxd5 exd5 16. Nf3 f4 17. Bd2 h5 18. h4 g4 19. Ng5 Bxg5 20. hxg5 Rdf8 21. g3 fxg3 22. f4 0-1

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.22"]
[Round "8"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Diaz Larrea, Juan Manuel"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1932"]
[BlackElo "1682"]
[PlyCount "60"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bb5 Bc5 5. 0-0 Nge7 6. Nbd2 d6 7. Nb3 Bg4 8. Nbxd4 Bxd4 9. Qxd4 Bxf3 10. gxf3 0-0 11. Qc3 d5 12. Bf4 Ng6 13. Bg3 d4 14. Qc5 Qf6 15. Bxc6 bxc6 16. Qf5 Qxf5 17. exf5 Ne7 18. f6 gxf6 19. Bxc7 Nf5 20. Bg3 Rfd8 21. Rfe1 Rac8 22. Rad1 c5 23. Kf1 c4 24. Re2 a5 25. Ke1 a4 26. Re4 a3 27. bxa3 Ra8 28. c3 Rxa3 29. cxd4 Rxa2 30. d5 c3 1/2-1/2

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.22"]
[Round "9"]
[White "Vargas, Eduar Misael"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "1853"]
[BlackElo "1932"]
[PlyCount "85"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. cxd5 Qxd5 4. Nc3 Qxd4 5. Qxd4 exd4 6. Nb5 Bb4+ 7. Bd2 Bxd2+ 8. Kxd2 Na6 9. Nxd4 Bg4 10. f3 Rd8 11. Kc3 c5 12. Nb5 Nf6 13. e4 0-0 14. Nxa7 Be6 15. Bxa6 bxa6 16. Nc6 Rd7 17. Ne2 Re8 18. Nf4 g5 19. Nxe6 Rxe6 20. Na5 Red6 21. Nc4 Rd3+ 22. Kc2 Nh5 23. Rhd1 Nf4 24. g3 R7d4 25. Ne5 Rxd1 26. Rxd1 Ne6 27. Nc6 Rxd1 28. Kxd1 h5 29. Kd2 Kg7 30. Ke3 Kf6 31. f4 g4 32. e5+ Kg6 33. a4 c4 34. Ne7+ Kg7 35. Nf5+ Kf8 36. Nd6 Nc5 37. a5 Nd3 38. Nxc4 Ne1 39. Nd2 Ke7 40. Ke4 Kd7 41. f5 Ke7 42. b4 Kd7 43. b5 1-0

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.21"]
[Round "7"]
[White "Echeverry Betancur, Jorge Andres"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1610"]
[BlackElo "1932"]
[PlyCount "99"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Bg4 4. Bc4 Nc6 5. c3 Nh6 6. 0-0 Qd7 7. d4 f6 8. Qa4 Bxf3 9. Rxf3 exd4 10. Bb5 a6 11. cxd4 Rb8 12. Bxc6 Qxc6 13. Qxc6+ bxc6 14. Rb3 Rb6 15. Bd2 Kd7 16. Nc3 Be7 17. Na4 Rxb3 18. axb3 Rb8 19. b4 f5 20. e5 Nf7 21. Kf2 Nd8 22. Ke3 Ne6 23. Rd1 g5 24. g3 gxf4+ 25. gxf4 Rg8 26. Be1 Rg4 27. Bg3 h5 28. exd6 cxd6 29. d5 cxd5 30. Nb6+ Ke8 31. Nxd5 Bd8 32. Kf3 h4 33. Bf2 Kd7 34. h3 Rg7 35. Ra1 Kc6 36. Nc3 Nc7 37. Rc1 Kd7 38. Rd1 Kc6 39. Ne2 Bf6 40. Ra1 Bxb2 41. Ra5 d5 42. Bd4 Bxd4 43. Nxd4+ Kb6 44. Nxf5 Rd7 45. Nd4 Rg7 46. Nf5 Rd7 47. Nd4 Rg7 48. Nf5 Rd7 49. Nd4 Rg7 50. Nf5 1/2-1/2

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.21"]
[Round "6"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Molano, Walter Rene"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "1932"]
[BlackElo "1714"]
[PlyCount "83"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. h3 Na5 9. d3 Nxb3 10. axb3 0-0 11. Bg5 h6 12. Bd2 c5 13. Nc3 Bd7 14. Ne2 Nh5 15. g4 Nf6 16. Nh2 Nh7 17. Ng3 Bg5 18. Nf3 g6 19. Kh2 f5 20. gxf5 gxf5 21. Rg1 f4 22. Ne2 Qe8 23. Rg2 Qh5 24. Neg1 Kh8 25. Nxg5 Qxd1 26. Rxd1 Nxg5 27. Ba5 Rg8 28. Ra1 Ne6 29. Nf3 Rxg2+ 30. Kxg2 Kg7 31. Kh2 Kf7 32. c3 Bc6 33. Nh4 d5 34. Nf5 dxe4 35. dxe4 Ng5 36. Rd1 Nxe4 37. Nxh6+ Ke6 38. Ng4 Rh8 39. Bc7 Rg8 40. f3 Nd2 41. Rxd2 Bxf3 42. Nxe5 1-0

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.20"]
[Round "5"]
[White "Bermudez, Edilson Enrique"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1738"]
[BlackElo "1932"]
[PlyCount "31"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Nf3 Nc6 6. g3 e6 7. Bg2 Be7 8. 0-0 Bd7 9. a3 0-0 10. Ne5 Rc8 11. Nxc6 Bxc6 12. e3 Nd7 13. e4 dxe4 14. Nxe4 Nb6 15. Re1 Qd5 16. Nf6+ 1-0

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.20"]
[Round "4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Garcia, Juan Jose"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1932"]
[BlackElo "1591"]
[PlyCount "63"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Nf3 0-0 6. Bd3 e5 7. d5 Na6 8. Bg5 Nc5 9. Bc2 a5 10. h3 Bd7 11. Qd2 Qe8 12. a4 Nh5 13. g4 Nf4 14. Kf1 f5 15. gxf5 gxf5 16. Bxf4 fxe4 17. Bh6 Rxf3 18. Rg1 Bxh3+ 19. Ke1 Rf7 20. Nxe4 Nxe4 21. Bxe4 Qe7 22. Ra3 Qh4 23. Qe3 Bg4 24. Rh1 Qe7 25. Bxh7+ Kf8 26. Bg6 Rf3 27. Qxf3+ Bxf3 28. Rxf3+ Kg8 29. Bh7+ Kh8 30. Bf5 Bxh6 31. Rxh6+ Kg8 32. Rg3+ 1-0

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.19"]
[Round "3"]
[White "Acosta Angulo, Mariana Valentina"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1509"]
[BlackElo "1932"]
[PlyCount "90"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d3 Nf6 6. h3 h6 7. 0-0 0-0 8. Re1 Be6 9. Bb5 Ne7 10. d4 exd4 11. cxd4 Bb6 12. Nc3 Ng6 13. Be3 Nh5 14. Ne2 Qc8 15. Kh2 c6 16. Bd3 Bc7 17. Ng3 Nhf4 18. Qd2 Nxd3 19. Qxd3 d5 20. e5 Ne7 21. Nh4 f5 22. f4 Qe8 23. Rf1 Qf7 24. Rac1 Kh8 25. b4 Bd8 26. a4 Nc8 27. Nf3 Nb6 28. a5 Nc4 29. Rb1 a6 30. Bd2 Be7 31. Bc1 Rg8 32. Ng1 g6 33. N1e2 Rg7 34. Bd2 Rag8 35. Rbc1 h5 36. Ng1 g5 37. Rb1 gxf4 38. Bxf4 h4 39. N3e2 Rxg2+ 40. Kh1 Qg6 41. Qf3 Na3 42. Rb3 Nc2 43. Bd2 Nxd4 44. Nxd4 Rxg1+ 45. Rxg1 Qxg1# 0-1

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.19"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Vanegas, Josue"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1932"]
[BlackElo "1746"]
[PlyCount "90"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Nc3 0-0 6. Bg5 Nxe4 7. Nxe4 d5 8. Bd3 dxe4 9. Bxe4 Nd7 10. c3 Nf6 11. Bd3 Bg4 12. h3 Bxf3 13. Qxf3 Qd5 14. Qxd5 Nxd5 15. 0-0-0 Bf6 16. Bd2 Rac8 17. g4 c5 18. Be4 Rfd8 19. dxc5 e6 20. Bxd5 Rxd5 21. Be3 Rcd8 22. Rxd5 Rxd5 23. Rd1 Rxd1+ 24. Kxd1 a6 25. Kc2 Kf8 26. b4 Ke8 27. c4 Kd7 28. b5 Kc7 29. Kd3 Be7 30. Ke4 f6 31. f4 Kd7 32. c6+ bxc6 33. bxa6 Kc7 34. a7 Kb7 35. Bb6 Bb4 36. a4 Bc3 37. f5 exf5+ 38. gxf5 g5 39. a5 h5 40. a6+ Ka8 41. Kd3 Be5 42. Kc2 g4 43. hxg4 h4 44. Bg1 h3 45. g5 fxg5 0-1

[Event "Pereira Gildardo Garcia Memorial-B"]
[Site "Pereira"]
[Date "2022.05.18"]
[Round "1"]
[White "Angulo Ricardo, Milton"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1524"]
[BlackElo "1932"]
[PlyCount "102"]
[EventDate "2022.05.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bg5 Ne4 5. Nxe4 dxe4 6. Qd2 Na6 7. e3 f6 8. Bh4 e5 9. Ne2 Bg4 10. Nc3 exd4 11. exd4 Bb4 12. a3 Qa5 13. Rc1 Bxc3 14. Rxc3 0-0-0 15. Be2 h5 16. h3 Bxe2 17. Kxe2 Qb6 18. Rd1 Nc5 19. Kf1 Nb3 20. Qe3 Nxd4 21. Qxe4 Rhe8 22. Qg6 Qxb2 23. Rcd3 Qe2+ 24. Kg1 Ne6 25. Bg3 Re7 26. Rxd8+ Nxd8 27. Qf5+ Ne6 28. Rd3 b6 29. Re3 Qxc4 30. Qxh5 Qd5 31. Qg4 Kb7 32. a4 Qd7 33. a5 Nc5 34. Qf4 Rxe3 35. Qxe3 Qe6 36. Qa3 Qe1+ 37. Kh2 Qxa5 38. Qe3 Nd7 39. Qe7 Qf5 40. Qxg7 a5 41. Qg8 a4 42. Qd8 Qe6 43. Qc7+ Ka6 44. Qf4 Nc5 45. f3 a3 46. Qc1 a2 47. Be1 Qe5+ 48. Bg3 a1Q 49. Qc4+ b5 50. Bxe5 Qxe5+ 51. f4 bxc4 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.24"]
[Round "6"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ocampo Betancur, Cristina Angela"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "1934"]
[BlackElo "1890"]
[PlyCount "64"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. c3 d6 8. h3 h6 9. Be3 Be6 10. Bxe6 fxe6 11. Nh4 Qd7 12. Ng6 Rg8 13. a4 Kf7 14. Nxe7 Nxe7 15. Nd2 Ng6 16. 0-0 Nf4 17. d4 Ng6 18. f4 exf4 19. Bxf4 Nxf4 20. Rxf4 Ke7 21. Qf3 Raf8 22. Rf1 Qe8 23. axb5 axb5 24. c4 bxc4 25. Nxc4 Nh5 26. Rxf8 Rxf8 27. Qg4 Rxf1+ 28. Kxf1 Qb5 29. Ke1 Qxc4 30. Qxh5 Qxd4 31. Qe2 c5 32. b3 Qc3+ 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.23"]
[Round "5"]
[White "Villamizar, Diego Fernando"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1900"]
[BlackElo "1934"]
[PlyCount "121"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 Bg4 5. c3 Nh6 6. 0-0 Qd7 7. d4 0-0-0 8. Qa4 Kb8 9. d5 Ne7 10. Bb5 c6 11. Be3 a6 12. dxc6 Nxc6 13. Bxc6 Qxc6 14. Qxc6 bxc6 15. fxe5 Bxf3 16. Rxf3 dxe5 17. Bxh6 gxh6 18. b4 c5 19. a3 Rg8 20. Ra2 Be7 21. Nd2 Bg5 22. Nc4 f6 23. Kf2 h5 24. Ne3 Rgf8 25. Ke2 cxb4 26. axb4 Kb7 27. Nc4 h4 28. Na5+ Kb6 29. Nb3 Rd6 30. c4 Kc7 31. Nc5 Ra8 32. Rd3 Rxd3 33. Kxd3 Kb6 34. Nb3 Bf4 35. h3 Rg8 36. Re2 Rg3+ 37. Kc2 Be3 38. Kb2 Kc7 39. Ka3 Bd4 40. Ka4 Rc3 41. c5 Be3 42. Nd2 Kc6 43. Nb3 Bf4 44. Re1 Rd3 45. Na5+ Kc7 46. Nc4 Rc3 47. Nb6 Rc2 48. Nd5+ Kc6 49. Nxf4 exf4 50. Rf1 Ra2+ 51. Kb3 Rxg2 52. Rxf4 Kb5 53. Rf3 Re2 54. Rc3 Rxe4 55. c6 Re8 56. Rc5+ Kb6 57. Kc4 Kc7 58. b5 axb5+ 59. Kxb5 Rg8 60. Rc4 Rg5+ 61. Kb4 1/2-1/2

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.22"]
[Round "3"]
[White "Gonzalez, Leandro"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "1742"]
[BlackElo "1934"]
[PlyCount "58"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 0-0 8. e5 Ne8 9. Nxd4 Nxd4 10. Qxd4 c5 11. Qd5 Nc7 12. Qe4 b5 13. Bb3 c4 14. Bxc4 bxc4 15. Qxc4 Bb7 16. Qg4 Ne6 17. Nc3 f5 18. Qg3 Qe8 19. Qd3 Rc8 20. f3 Kh8 21. Be3 Qg6 22. Kh1 Bh4 23. Re2 Qh5 24. Kg1 Rf7 25. Na4 f4 26. Bf2 Bxf2+ 27. Rxf2 Qxe5 28. Re2 Qd4+ 29. Qxd4 Nxd4 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.22"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Garcia, John Fredy"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1934"]
[BlackElo "1879"]
[PlyCount "37"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Nc6 6. c3 Bg4 7. 0-0 e6 8. Bg5 Be7 9. Re1 0-0 10. Nbd2 h6 11. Bh4 Re8 12. Nf1 Qb6 13. Rb1 Nh7 14. Bxe7 Bxf3 15. Qxf3 Rxe7 16. Ng3 Nf6 17. Re2 Rc8 18. Rbe1 Na5 19. Nf5 1-0

[Event "COL-ch Amateur"]
[Site "Villavicencio"]
[Date "2015.02.21"]
[Round "8"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Bolivar, Jhon Jairo"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1934"]
[BlackElo "1809"]
[PlyCount "84"]
[EventDate "2015.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 c6 6. Nf3 Bg4 7. Bd2 Qc7 8. Qe2 Nbd7 9. h3 Bxf3 10. Qxf3 e6 11. 0-0 Bd6 12. Ne4 Nxe4 13. dxe4 0-0 14. Bc3 Be5 15. Rad1 Rfd8 16. Bb3 Nb6 17. Qe3 Bxc3 18. Qxc3 Rxd1 19. Rxd1 Rd8 20. Rd3 Rxd3 21. cxd3 h6 22. g3 Nd7 23. Kg2 Qe5 24. Qb4 Qc7 25. Qe7 Qc8 26. f4 Nf8 27. f5 a5 28. a3 b5 29. g4 c5 30. fxe6 Nxe6 31. Bxe6 fxe6 32. h4 c4 33. d4 e5 34. Qxe5 Qxg4+ 35. Kf1 Qxh4 36. Qe6+ Kf8 37. Qc8+ Kf7 38. Qb7+ Qe7 39. Qxb5 Qf6+ 40. Kg2 Qxd4 41. Kf3 Qf6+ 42. Ke3 Qg5+ 0-1

[Event "COL-ch Amateur"]
[Site "Villavicencio"]
[Date "2015.02.20"]
[Round "5"]
[White "Gutierrez, Carlos"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1854"]
[BlackElo "1934"]
[PlyCount "77"]
[EventDate "2015.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bc5 8. Be3 Nf6 9. f3 Bd7 10. Nc3 0-0-0 11. Nce2 Rhe8 12. Rd1 Nd5 13. Bf2 Ne7 14. c3 f5 15. Nxf5 Bxf2+ 16. Kxf2 Bxf5 17. exf5 Nxf5 18. Nf4 Nd6 19. Rhe1 b6 20. Rxe8 Rxe8 21. Re1 Rxe1 22. Kxe1 Nc4 23. Nd3 Kd7 24. Ke2 Kd6 25. f4 Kd5 26. Kf3 c5 27. f5 Ne5+ 28. Nxe5 Kxe5 29. g4 b5 30. Ke3 c4 31. Kf3 c5 32. Ke3 a5 33. Kf3 a4 34. a3 b4 35. Ke3 g6 36. fxg6 hxg6 37. h4 Ke6 38. Ke4 Kd6 39. h5 1-0

[Event "COL-ch Amateur"]
[Site "Villavicencio"]
[Date "2015.02.20"]
[Round "6"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ramirez Montoya, Jorge A"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1934"]
[BlackElo "1823"]
[PlyCount "89"]
[EventDate "2015.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d3 Bg4 6. f3 Bf5 7. Bd2 Qb6 8. Nge2 Nbd7 9. Ng3 Bg6 10. Qe2 e5 11. Nge4 0-0-0 12. 0-0-0 Be7 13. Nxf6 Bxf6 14. Be3 Qa5 15. Nd5 Nb6 16. Bxb6 axb6 17. Nxf6 gxf6 18. h4 h5 19. Rhf1 f5 20. Rde1 f6 21. Qd2 Rd4 22. f4 e4 23. Qxa5 bxa5 24. c3 Rxc4 25. dxc4 Bf7 26. b3 Rg8 27. Rf2 Rg4 28. Rh1 a4 29. Kd2 axb3 30. axb3 b5 31. Rh3 bxc4 32. b4 Rg8 33. Ke3 Rd8 34. Rd2 Rd3+ 35. Rxd3 cxd3 36. Rg3 Kd7 37. Rg7 Ke6 38. c4 c6 39. Rh7 Be8 40. Rh8 Bf7 41. b5 cxb5 42. cxb5 Kd6 43. b6 Bd5 44. Rd8+ Kc6 45. Rxd5 1-0

[Event "COL-ch Amateur"]
[Site "Villavicencio"]
[Date "2015.02.19"]
[Round "4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ossa, Vladimir"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1934"]
[BlackElo "1946"]
[PlyCount "92"]
[EventDate "2015.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. Nc3 d6 4. Bc4 Nf6 5. d3 c5 6. Bf4 Nc6 7. Qd2 h6 8. h3 a6 9. a4 Bd7 10. e5 dxe5 11. Nxe5 Nxe5 12. Bxe5 Bc6 13. f4 0-0 14. 0-0 b6 15. Rae1 Qd7 16. f5 b5 17. Ba2 g5 18. h4 b4 19. Nd1 Ne4 20. Rxe4 Bxe4 21. Bxg7 Kxg7 22. hxg5 Bxf5 23. gxh6+ Kh7 24. Qg5 Bg6 25. Rf4 f5 26. Ne3 e5 27. Rc4 Rac8 28. Rh4 Qd8 29. Qxd8 Rcxd8 30. Bc4 Rd4 31. Rh2 a5 32. Bb5 e4 33. dxe4 fxe4 34. g4 Rf3 35. Nf1 e3 36. g5 Rg4+ 37. Rg2 Rxg2+ 38. Kxg2 Rf2+ 39. Kg3 Rxc2 40. Nxe3 Rxb2 41. Ng4 Rd2 42. Nf6+ Kh8 43. Be8 Bxe8 44. Nxe8 Rd5 45. Kf4 Rxg5 46. Kxg5 b3 0-1

[Event "COL-ch Amateur"]
[Site "Villavicencio"]
[Date "2015.02.19"]
[Round "3"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Palacio, Pablo Persi"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1934"]
[BlackElo "1919"]
[PlyCount "75"]
[EventDate "2015.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 d6 5. dxe5 Nxe5 6. Nxe5 dxe5 7. Qf3 Nf6 8. Nc3 c6 9. h3 b5 10. Bb3 Qc7 11. Bg5 a5 12. a3 0-0 13. 0-0 Bb7 14. Rad1 Rfd8 15. Rxd8+ Rxd8 16. Rd1 b4 17. axb4 axb4 18. Rxd8+ Qxd8 19. Nd1 c5 20. Bxf6 Bxf6 21. Bd5 Bc8 22. Qb3 Be6 23. Ne3 Qe7 24. Bxe6 fxe6 25. Qd3 Qd8 26. Qxd8+ Bxd8 27. Kf1 Kf7 28. Ke2 Ke7 29. Kd3 Kd7 30. Kc4 Kc6 31. Ng4 Bc7 32. Nh2 h6 33. Nf3 g5 34. Nh2 h5 35. Nf3 g4 36. hxg4 hxg4 37. Nh2 g3 38. fxg3 1-0

[Event "COL-ch Amateur"]
[Site "Villavicencio"]
[Date "2015.02.18"]
[Round "2"]
[White "Aguilar, Hernando"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1889"]
[BlackElo "1934"]
[PlyCount "64"]
[EventDate "2015.02.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 d6 7. Bb5 Bd7 8. 0-0 Nh6 9. Nxc6 bxc6 10. Bxc5 cxb5 11. Bd4 Qg6 12. Nd2 c5 13. Be3 Ng4 14. Qf3 Ne5 15. Qg3 0-0 16. Qxg6 fxg6 17. f3 a5 18. h3 a4 19. Rfd1 Be6 20. b3 Ra6 21. f4 Nd3 22. g3 Bxh3 23. bxa4 Rxa4 24. Nb3 Rfa8 25. Rxd3 c4 26. Rd5 cxb3 27. Rxb5 Rxa2 28. Rb1 Rg2+ 29. Kh1 Raa2 30. Bg1 Rxg3 31. R5xb3 Bg2+ 32. Kh2 Rh3# 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.30"]
[Round "9"]
[White "Cedeno, Romulo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "1849"]
[BlackElo "1924"]
[PlyCount "84"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 c6 5. Nc3 e6 6. Bd2 Nbd7 7. Be2 Bd6 8. Nh4 Bg6 9. Nxg6 hxg6 10. h3 Ne4 11. Nxe4 dxe4 12. Qc2 Nf6 13. 0-0-0 a5 14. f3 exf3 15. Bxf3 Bb4 16. g4 Qe7 17. Bg2 0-0 18. e4 Bxd2+ 19. Rxd2 e5 20. d5 cxd5 21. exd5 Rac8 22. Kb1 b5 23. d6 Qa7 24. Qb3 bxc4 25. Qc3 Nd7 26. g5 Nb6 27. Qxe5 c3 28. Rc2 Nc4 29. Qxc3 Nxd6 30. Qd3 Rxc2 31. Qxc2 Rc8 32. Qe2 Qc5 33. h4 Qf5+ 34. Ka1 Rc2 35. Qf3 Qe5 36. Rb1 a4 37. a3 Qh2 38. Qa8+ Kh7 39. Bd5 Qf4 40. h5 gxh5 41. g6+ Kxg6 42. Rg1+ Kh7 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.30"]
[Round "8"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Uribe Valencia, Victor Alexis"]
[Result "1-0"]
[ECO "B35"]
[WhiteElo "1924"]
[BlackElo "1815"]
[PlyCount "57"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 d6 5. d4 cxd4 6. Nxd4 g6 7. h3 Bg7 8. Be3 0-0 9. Qd2 Re8 10. 0-0-0 Nd7 11. f4 Nxd4 12. Bxd4 Bxd4 13. Qxd4 Qb6 14. Qd5 Qe3+ 15. Kb1 Qxf4 16. Rhf1 e6 17. Qxd6 Qxd6 18. Rxd6 a6 19. Rfd1 b5 20. Nxb5 Ne5 21. Nc7 Nxc4 22. Nxe8 Nxd6 23. Nxd6 Bd7 24. Nxf7 Bc6 25. Nd6 Rd8 26. Rd3 Rf8 27. b4 Rf4 28. Kb2 Bxe4 29. Rd4 1-0

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.29"]
[Round "7"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "De la Ossa, Carlos Enrique"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "1924"]
[BlackElo "1853"]
[PlyCount "66"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. c3 Nf6 5. d3 d6 6. h3 h6 7. Be3 Bb6 8. Nbd2 0-0 9. 0-0 Qe7 10. Re1 Nh5 11. Nf1 Qf6 12. d4 Nf4 13. Ng3 g5 14. Bxc6 bxc6 15. Nh2 Qg6 16. dxe5 dxe5 17. Ng4 Re8 18. Nf5 h5 19. Ngh6+ Kh7 20. Qf3 Be6 21. Bxf4 exf4 22. b3 Bc5 23. h4 Bf8 24. hxg5 Qxg5 25. Kh2 Bxh6 26. Rh1 Bxf5 27. exf5 Qxf5 28. Kg1 Re5 29. Qxc6 Rae8 30. Qxc7 f3 31. Rh3 Re1+ 32. Rxe1 Rxe1+ 33. Kh2 Bf4+ 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.29"]
[Round "6"]
[White "Toro Henao, Juan Sebastian"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1777"]
[BlackElo "1924"]
[PlyCount "96"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 c6 6. Nf3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 f6 10. e4 Nxc3 11. bxc3 Ba3 12. Be3 Bxc1 13. Qxc1 b5 14. Bd3 Ba6 15. 0-0 0-0 16. e5 f5 17. Re1 Nb6 18. g4 Nd5 19. Bd2 Qc7 20. Qd1 Qf7 21. Ng5 Qg6 22. h4 h6 23. h5 Qe8 24. Nh3 Qe7 25. g5 Kh7 26. Kh2 Rg8 27. Rg1 Rad8 28. g6+ Kh8 29. Qc1 f4 30. Rg4 Rgf8 31. Be4 b4 32. Bxd5 cxd5 33. Qe1 Rf5 34. Nxf4 bxc3 35. Bxc3 Qd7 36. Bd2 Bc4 37. a3 Rdf8 38. Be3 Qe7 39. Qd1 Qd7 40. Qd2 Qc6 41. Qb4 Re8 42. Rg1 a6 43. Rb1 Bb5 44. Rc1 Bc4 45. Rb1 Qd7 46. Qd6 Bb5 47. Rc1 Qe7 48. Kh3 Qg5 1-0

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.28"]
[Round "4"]
[White "Del Giudice, Juan Eduardo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1982"]
[BlackElo "1924"]
[PlyCount "101"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 d3 6. b4 Bb6 7. a4 a6 8. Qxd3 d6 9. 0-0 Nf6 10. Bf4 0-0 11. Nbd2 Bg4 12. h3 Bh5 13. a5 Ba7 14. Be3 Ne5 15. Nxe5 dxe5 16. Nb3 Qxd3 17. Bxd3 Bxe3 18. fxe3 Rfd8 19. Bc2 Bg6 20. Nc5 Rd2 21. Rf2 Rad8 22. Re1 b6 23. Nxa6 Nxe4 24. Bxe4 Bxe4 25. Nxc7 bxa5 26. bxa5 R2d7 27. Na6 Rc8 28. Rb2 Rdd8 29. Rc1 f6 30. Nb4 Rc5 31. a6 Rdc8 32. Rb3 Ra5 33. c4 Rcc5 34. Kf2 Kf7 35. g3 Ke8 36. Ke2 Bf5 37. h4 Bc8 38. Kd3 Bxa6 39. Nxa6 Rxa6 40. Rb5 Rc7 41. c5 Kd7 42. Kc4 Kc6 43. Rd1 Ra4+ 44. Rb4 Rxb4+ 45. Kxb4 Rb7+ 46. Kc4 Rb2 47. Rd6+ Kc7 48. Rd3 Kc6 49. Rd6+ Kc7 50. Rd2 Rc2+ 51. Rxc2 1/2-1/2

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.28"]
[Round "5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Prado, Leonardo"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1924"]
[BlackElo "1954"]
[PlyCount "199"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. b3 Nf6 5. Bb2 a6 6. a4 Bd7 7. Bd3 e6 8. 0-0 Be7 9. Re1 e5 10. Bc4 0-0 11. Nd5 Rb8 12. h3 b5 13. axb5 axb5 14. Nxf6+ Bxf6 15. Bf1 Qb6 16. d3 Be6 17. Bc3 Ra8 18. Qd2 h6 19. g3 Rfc8 20. Qe3 b4 21. Bb2 Nd4 22. Rec1 Rxa1 23. Bxa1 Ra8 24. Bxd4 cxd4 25. Qe2 Qc5 26. Rb1 Ra2 27. Ne1 Qc3 28. h4 g5 29. Qh5 Kg7 30. Be2 Ra1 31. Rxa1 Qxa1 32. Bd1 Qc1 33. hxg5 Bxg5 34. Qe2 Bh3 35. Ng2 Be6 36. Kh2 Kf6 37. Qf3+ Ke7 38. Nh4 Bxh4 39. gxh4 Kd7 40. Kg2 Qd2 41. Kg3 Kc6 42. Qh5 Qf4+ 43. Kg2 Kc5 44. Bf3 Kb6 45. Kf1 Kc7 46. Ke1 Kd7 47. Kf1 Bh3+ 48. Kg1 Ke7 49. Be2 Qf6 50. Bg4 Bxg4 51. Qxg4 Qg6 52. f3 h5 53. Qg2 Qf6 54. Qf2 Qf4 55. Kg2 d5 56. Qe1 Kf6 57. Qxb4 dxe4 58. dxe4 Kg6 59. Qe1 Kf6 60. Qe2 Qxh4 61. Qa6+ Kg7 62. Qe2 Kf6 63. Qa6+ Kg7 64. Qe2 Qg5+ 65. Kh3 Kf8 66. Qf2 Qf4 67. Qg3 Qf6 68. Kg2 Ke7 69. Kh3 Kd6 70. Qf2 Qf4 71. Kg2 Qc1 72. Qe2 Qf4 73. Qa6+ Ke7 74. Qe2 Qc1 75. Qf2 Qf4 76. Kh3 Kf8 77. Kg2 Ke7 78. Kh3 Kf8 79. Kg2 Qc1 80. Qe2 h4 81. Qf2 Qf4 82. Kh3 Qe3 83. Qg2 d3 84. cxd3 Qxd3 85. Kxh4 Qxb3 86. Qg3 Qe6 87. Qg5 Ke8 88. Qg8+ Ke7 89. Qg5+ Ke8 90. Qg8+ Ke7 91. Qg5+ Kd6 92. Qd8+ Kc5 93. Kg3 Kc4 94. Kf2 Kc3 95. Qc7+ Kb2 96. Qb7+ Kc3 97. Qc7+ Kb4 98. Qb7+ Kc4 99. Qc7+ Kb5 100. Qb7+ 1/2-1/2

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.27"]
[Round "3"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ardila Cordoba, Andres"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1924"]
[BlackElo "1808"]
[PlyCount "57"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 d6 2. d4 a6 3. Nc3 Nc6 4. d5 Nb8 5. Nf3 Bg4 6. Be2 e5 7. dxe6 fxe6 8. Ng5 Bxe2 9. Qxe2 Qe7 10. Qg4 Nf6 11. Qxe6 Qxe6 12. Nxe6 Kd7 13. Nd4 c5 14. Nf3 Nc6 15. Be3 Re8 16. 0-0-0 Kc7 17. Nd5+ Nxd5 18. exd5 Ne5 19. Ng5 h6 20. Ne6+ Kd7 21. Rhe1 Ng4 22. h3 Nxe3 23. Rxe3 g6 24. Rde1 Be7 25. Kd1 Bf6 26. Rf3 Bh4 27. g3 Bd8 28. Rf7+ Re7 29. Nxd8 1-0

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.15"]
[Round "7"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Santamaria Vargas, Miguel"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1929"]
[BlackElo "1895"]
[PlyCount "65"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 d6 5. 0-0 Nf6 6. h3 Be6 7. d3 0-0 8. Be3 Qd7 9. Qd2 a6 10. Ng5 d5 11. exd5 Nxd5 12. Nxe6 fxe6 13. Ne4 Nf4 14. Rae1 Kh8 15. c3 Rad8 16. Bxf4 exf4 17. f3 e5 18. Rd1 Bf6 19. Nc5 Qe7 20. Ne6 e4 21. fxe4 f3 22. Rxf3 Ne5 23. Rxf6 Rxf6 24. Nxd8 Qxd8 25. Qe2 Ng6 26. Rf1 Nf4 27. Qe3 Qf8 28. Rf3 b5 29. Bb3 h6 30. e5 Rf5 31. e6 g5 32. e7 Qe8 33. Qd4+ 1-0

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.14"]
[Round "6"]
[White "Hernandez Fonseca, Maria Paula"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C98"]
[WhiteElo "1970"]
[BlackElo "1929"]
[PlyCount "102"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. h3 d6 9. c3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nf1 Nxd4 15. Nxd4 exd4 16. Bb3 Be6 17. Bxe6 fxe6 18. Qxd4 d5 19. exd5 Bc5 20. Qe5 Bxf2+ 21. Kh1 Qxe5 22. Rxe5 exd5 23. Be3 Bxe3 24. Nxe3 Rae8 25. Rxe8 Rxe8 26. Nf5 g6 27. Nd4 Re4 28. Rd1 Kf7 29. Kg1 Ke7 30. Kf2 Kd6 31. b4 Nd7 32. a3 Nb6 33. Nb3 Rc4 34. Rd3 Rc2+ 35. Kg3 Na4 36. Nd4 Rc3 37. Rxc3 Nxc3 38. Kf4 h6 39. g4 Nb1 40. Nc2 Ke6 41. Nd4+ Kf6 42. Nc2 Nd2 43. Nd4 Nc4 44. Nc2 Ke7 45. h4 Kf6 46. g5+ hxg5+ 47. hxg5+ Ke7 48. Nd4 Kd6 49. Nc2 Kd7 50. Kg3 Ke7 51. Kf4 Ke6 0-1

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.14"]
[Round "5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Mesa, Francisco Alonso Jr"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1929"]
[BlackElo "1943"]
[PlyCount "79"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bc4 Nf6 5. Qe2 a6 6. a4 Be7 7. d3 d6 8. Bg5 h6 9. Bh4 0-0 10. 0-0 Nd4 11. Nxd4 cxd4 12. Nd1 Bd7 13. f4 Nh7 14. Bf2 e5 15. Bg3 Bf6 16. Nf2 Be6 17. Ng4 Bxc4 18. dxc4 Re8 19. Nxf6+ Nxf6 20. fxe5 dxe5 21. Bh4 Re6 22. Rf2 Rc8 23. Raf1 Rcc6 24. b3 Qb6 25. h3 Rcd6 26. Kh2 Qc6 27. Re1 Nh7 28. Qf3 Nf6 29. g4 Kf8 30. Bg3 g5 31. Qf5 Qe8 32. h4 gxh4 33. Bxh4 Qe7 34. Ref1 Kg7 35. g5 hxg5 36. Qxg5+ Kf8 37. Rxf6 Rxf6 38. Rxf6 Rxf6 39. Qxf6 Qc5 40. Qh8# 1-0

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.13"]
[Round "4"]
[White "Prado, Leonardo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1954"]
[BlackElo "1929"]
[PlyCount "103"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. d3 Bg4 6. c3 Qf6 7. Nbd2 Nge7 8. a4 a5 9. Nb3 Bb6 10. Be3 Ng6 11. h3 Bxf3 12. Qxf3 Qxf3 13. gxf3 0-0 14. Bxb6 cxb6 15. Bd5 Nf4 16. Kh2 Kh8 17. Rad1 f5 18. Rd2 Rf6 19. Rg1 Rh6 20. Rg3 Nxd5 21. exd5 f4 22. Rg5 Ne7 23. d4 Ng6 24. Rd3 Re8 25. Nd2 exd4 26. Rxd4 Kg8 27. Re4 Rxe4 28. fxe4 Ne5 29. f3 Rf6 30. Rf5 Rxf5 31. exf5 Kf7 32. Kg2 Ke7 33. Kf1 Nd3 34. Nc4 Kf6 35. Ke2 Nc5 36. Nxb6 Kxf5 37. Nc4 Nxa4 38. Nxd6+ Ke5 39. Nxb7 Kxd5 40. Nxa5 Nxb2 41. Nb7 Kc4 42. Nd6+ Kxc3 43. Ne8 Kd4 44. Nxg7 Ke5 45. Ne8 Nc4 46. Nc7 Nd6 47. Na6 Nf7 48. Nc5 Ng5 49. Nd3+ Kf5 50. Nf2 h5 51. h4 Nf7 52. Nd3 1/2-1/2

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.13"]
[Round "3"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Rodriguez, German Enrique"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1929"]
[BlackElo "1974"]
[PlyCount "101"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. b3 b5 5. Bb2 Bb7 6. Bd3 Nc6 7. e5 Nge7 8. Qe2 Nc8 9. Ne4 Nb4 10. a3 Nd5 11. g3 Qb6 12. 0-0 d6 13. exd6 Nxd6 14. Nxd6+ Bxd6 15. Bxg7 Rg8 16. Be5 Bxe5 17. Qxe5 0-0-0 18. Rfe1 Nc7 19. Be4 f5 20. Bxb7+ Qxb7 21. Re3 f4 22. Rc3 fxg3 23. hxg3 Rd5 24. Qe3 Kb8 25. Re1 Rf5 26. Qe4 Rd8 27. Qxb7+ Kxb7 28. Re5 Rxe5 29. Nxe5 Rd5 30. Nf3 Kb6 31. Re3 c4 32. b4 a5 33. c3 axb4 34. axb4 Kc6 35. Re4 Kd6 36. Kf1 Ne8 37. Ke2 Nf6 38. Rh4 Ke7 39. Nd4 Kf7 40. f3 Rg5 41. g4 h5 42. f4 Rxg4 43. Rxg4 hxg4 44. Nxb5 Kg6 45. Na3 Nd5 46. Nxc4 Nxf4+ 47. Ke3 g3 48. Kf3 g2 49. Kf2 Kf5 50. Ne3+ Ke4 51. Nxg2 1-0

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.12"]
[Round "2"]
[White "Ricciulli Vargas, Roberth Eliece"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1834"]
[BlackElo "1929"]
[PlyCount "52"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 d3 6. 0-0 d6 7. Qxd3 Nf6 8. Bg5 Qe7 9. Re1 Ne5 10. Nxe5 Qxe5 11. Bh4 Ng4 12. Bg3 Bxf2+ 13. Bxf2 Qxh2+ 14. Kf1 Ne5 15. Qd4 0-0 16. Nd2 Be6 17. Be2 f5 18. Nf3 Qh1+ 19. Bg1 fxe4 20. Qxe4 Bh3 21. Bc4+ Kh8 22. gxh3 Nxc4 23. Kf2 Nd2 24. Qxb7 Rab8 25. Qd5 Nxf3 26. Kg3 Rxb2 0-1

[Event "COL-ch Amateur"]
[Site "Colombia"]
[Date "2014.03.12"]
[Round "1"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ramirez, Alvaro"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "1929"]
[BlackElo "1637"]
[PlyCount "81"]
[EventDate "2014.03.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 e6 5. d4 cxd4 6. Nxd4 Be7 7. Be3 0-0 8. 0-0 Nc6 9. h3 a6 10. a4 Nb4 11. Bb3 g6 12. Qd2 e5 13. Nde2 Bd7 14. Rad1 Bc6 15. Bg5 Nh5 16. Bxe7 Qxe7 17. Qxd6 Rfe8 18. Qxe7 Rxe7 19. Rd6 Nf4 20. Nxf4 exf4 21. f3 Kg7 22. Rfd1 Rc8 23. a5 Rcc7 24. R1d4 Re5 25. Rxb4 Rxa5 26. Bd5 Ra1+ 27. Kh2 Rc1 28. Rc4 Rxc2 29. Bxc6 bxc6 30. Rcxc6 Rb7 31. Rb6 Rxb2 32. Rxb7 Rxb7 33. Rxa6 g5 34. Nd5 Rd7 35. h4 h6 36. hxg5 hxg5 37. Kh3 Rd8 38. Kg4 f6 39. Ra7+ Kg6 40. Ne7+ Kf7 41. Nc6+ 1-0

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.15"]
[Round "8"]
[White "Garces Trujillo, Luis Javier"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1991"]
[BlackElo "1929"]
[PlyCount "72"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Be7 6. g4 Nbd7 7. Rg1 dxc4 8. Bxc4 b5 9. Bd3 Bb7 10. g5 Nh5 11. Be4 a6 12. Ne5 Nxe5 13. Qxh5 g6 14. Qh6 Bf8 15. Qh3 Nd7 16. Qf3 Rc8 17. Bd2 Bg7 18. Rc1 f5 19. gxf6 Nxf6 20. Qh3 Qd7 21. a3 0-0 22. Rg5 e5 23. Qxd7 Nxd7 24. dxe5 Nxe5 25. Ke2 Nc4 26. Rc2 Rce8 27. Bh1 Bf6 28. Rg1 Bh4 29. Rf1 Rd8 30. Nb1 Bc8 31. Bb4 Bf5 32. Rc3 Bh3 33. Bxf8 Bxf1+ 34. Kxf1 Rd1+ 35. Kg2 Kxf8 36. b3 Na5 0-1

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.15"]
[Round "9"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Torres, Saulo de Jesus"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1929"]
[BlackElo "1881"]
[PlyCount "48"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. Nc3 a6 5. a4 Nge7 6. d4 cxd4 7. Nxd4 Nxd4 8. Qxd4 Nc6 9. Qe3 Qc7 10. Bb3 Na5 11. 0-0 Nxb3 12. cxb3 Bc5 13. Qg5 0-0 14. Bf4 Qb6 15. e5 d5 16. exd6 Bxd6 17. Bxd6 Qxd6 18. Rad1 Qb4 19. Rd3 f6 20. Qd2 b6 21. Qe3 Rb8 22. Na2 Qe7 23. Rfd1 e5 24. Rd6 b5 1/2-1/2

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.14"]
[Round "7"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Condori Aranya, Edwin"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1929"]
[BlackElo "2157"]
[PlyCount "85"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Bg4 6. h3 Bh5 7. 0-0 e6 8. c3 Nc6 9. Bf4 Bd6 10. Bxd6 Qxd6 11. Nbd2 0-0 12. Re1 Rab8 13. Qc2 Rfc8 14. a3 b5 15. Qb1 a5 16. g4 Bg6 17. Bxg6 hxg6 18. Qd3 b4 19. axb4 axb4 20. Ra6 bxc3 21. bxc3 Qf4 22. Re3 Rb2 23. Ra3 Rcb8 24. Ra1 Qc7 25. Ree1 Nd7 26. Qe3 Na5 27. Rec1 R2b5 28. Ne5 Nxe5 29. dxe5 Rb2 30. c4 Nxc4 31. Nxc4 dxc4 32. Ra7 R8b7 33. Ra8+ Rb8 34. Ra7 R2b7 35. Rxb7 Rxb7 36. Qd4 Rb4 37. Ra1 Rb8 38. Ra7 Qc6 39. Ra1 c3 40. Rc1 c2 41. Qd3 Rc8 42. f3 Qc5+ 43. Kg2 0-1

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.14"]
[Round "6"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Hernandez, Cristian Andres"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1929"]
[BlackElo "2127"]
[PlyCount "83"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 a6 5. a4 Nc6 6. h3 e6 7. d4 cxd4 8. Nxd4 Bd7 9. 0-0 Rc8 10. Be2 Be7 11. Be3 0-0 12. f4 Qc7 13. Nb3 Nb4 14. Qd2 a5 15. Nd4 b6 16. Rac1 Qb8 17. Bf3 e5 18. Ndb5 Bc6 19. Nd5 Bxd5 20. exd5 e4 21. Bg4 Rce8 22. Nc3 Qb7 23. Rfd1 Nxg4 24. hxg4 Bd8 25. f5 Bf6 26. Bd4 Bxd4+ 27. Qxd4 Re5 28. Qe3 f6 29. Rd4 Rfe8 30. Nb5 Qd7 31. Qb3 h5 32. gxh5 Rxf5 33. Re1 e3 34. Rxe3 Rxe3 35. Qxe3 Re5 36. Qg3 Rxh5 37. c4 Qf5 38. Rd1 Qc2 39. Qg4 Rg5 40. Qf3 Rxg2+ 41. Qxg2 Qxd1+ 42. Kh2 1/2-1/2

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.13"]
[Round "5"]
[White "Chong Chinchay, Eric Joel"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "2068"]
[BlackElo "1929"]
[PlyCount "132"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Be7 7. Re1 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 Nf6 12. d4 Bd6 13. Re2 Bb7 14. h3 Qd7 15. Nd2 Qf5 16. Nf1 Qg6 17. d5 Rad8 18. Bc2 Qh5 19. Re1 Qxd5 20. Qxd5 Bxd5 21. Bg5 Rfe8 22. Bxf6 gxf6 23. Ne3 Be6 24. Be4 Bc5 25. Bc6 Bd7 26. Bf3 Bxe3 27. Rxe3 Rxe3 28. fxe3 Be6 29. a4 Rd2 30. axb5 axb5 31. Ra7 c5 32. Ra5 Rxb2 33. Bc6 Bc4 34. e4 Kg7 35. Bd5 Rb3 36. Bxc4 bxc4 37. Rxc5 Rxc3 38. Kh2 Rc1 39. Rc8 c3 40. Kg3 c2 41. Kh4 Kg6 42. g4 h6 43. Rc5 Kg7 44. Rc8 Kh7 45. Rc7 Kg8 46. Rc8+ Kg7 47. Rc7 Kf8 48. Rc8+ Ke7 49. Rc5 Kd6 50. Rd5+ Kc6 51. Rd2 Kb5 52. Rh2 Kb4 53. Kh5 Kb3 54. Kxh6 Re1 55. Rxc2 Kxc2 56. Kg7 Rxe4 57. Kxf6 Rf4+ 58. Ke5 Rf3 59. h4 Kd3 60. h5 Ke3 61. h6 Kd3 62. g5 Ke3 63. Kd6 Kf4 64. h7 Rh3 65. Ke7 Kxg5 66. Kxf7 Rxh7+ 0-1

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.13"]
[Round "4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Prieto, Ernesto"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1929"]
[BlackElo "2108"]
[PlyCount "34"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Bc5 6. e5 d5 7. Bb5 Ne4 8. Nxd4 Bd7 9. Bxc6 bxc6 10. Nc3 Nxc3 11. bxc3 0-0 12. Qh5 Re8 13. Bg5 f6 14. exf6 gxf6 15. Bh4 Re4 16. Qh6 Bf8 17. Qh5 Bg4 0-1

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.12"]
[Round "3"]
[White "Arribas Robaina, Maritza"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2314"]
[BlackElo "1929"]
[PlyCount "74"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d5 9. exd5 Nxd5 10. d4 exd4 11. Nxd4 Nxd4 12. Qxd4 Be6 13. Nd2 c5 14. Qe4 Nf6 15. Qe2 Bxb3 16. Nxb3 Re8 17. Bg5 Nd5 18. Bxe7 Rxe7 19. Qf3 Rxe1+ 20. Rxe1 c4 21. Nd4 Nf6 22. h3 Qd5 23. Qf4 Re8 24. Rxe8+ Nxe8 25. f3 g6 26. Kf2 Nd6 27. Qf6 Nf5 28. Nxf5 Qd2+ 29. Kg3 gxf5 30. h4 f4+ 31. Qxf4 Qxb2 32. Qg5+ Kf8 33. Qd8+ Kg7 34. Qd4+ f6 35. Qd7+ Kf8 36. Qd8+ Kf7 37. Qd7+ Kf8 1/2-1/2

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.12"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Fandino Reyes, Roquelina"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1929"]
[BlackElo "2115"]
[PlyCount "119"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. b3 d6 4. Bb2 e5 5. Nc3 Be7 6. Bc4 a6 7. a4 Nf6 8. h3 0-0 9. Qe2 Rb8 10. Nd5 Nxd5 11. Bxd5 Nb4 12. d3 Nxd5 13. exd5 f5 14. 0-0 Bf6 15. Nd2 b6 16. Rae1 b5 17. axb5 axb5 18. f4 exf4 19. Bxf6 Qxf6 20. Rxf4 Bd7 21. Qf2 Rbe8 22. Rf1 Qe5 23. c4 b4 24. d4 Qe3 25. dxc5 dxc5 26. Rf3 Qxf2+ 27. Kxf2 f4 28. Re1 Rxe1 29. Kxe1 g5 30. Rf2 Bf5 31. Re2 h5 32. Re5 g4 33. hxg4 hxg4 34. d6 Kg7 35. Rxc5 Re8+ 36. Kf2 Kf6 37. Rd5 Bd7 38. c5 g3+ 39. Kf1 Ra8 40. Rd4 Kg5 41. Nf3+ Kf5 42. Rxb4 Ra1+ 43. Ke2 Rc1 44. Rc4 Rxc4 45. bxc4 Ke4 46. Kd2 Bc6 47. Kc3 Ke3 48. Ne5 Bxg2 49. d7 f3 50. d8Q Kf2 51. Qd2+ Kg1 52. Qe1+ Kh2 53. Ng4+ Kh3 54. Nf2+ Kh2 55. c6 Bf1 56. c7 Kg1 57. c8Q g2 58. Ng4 Kh1 59. Qh8+ Kg1 60. Qh2# 1-0

[Event "Dosquebrad op 1st"]
[Site "Dosquebrad"]
[Date "2013.12.11"]
[Round "1"]
[White "Lotero, Camilo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2130"]
[BlackElo "1929"]
[PlyCount "78"]
[EventDate "2013.12.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nf6 5. e3 d6 6. a3 a5 7. Nge2 Qe7 8. d3 0-0 9. 0-0 Bg4 10. h3 Bh5 11. Rb1 Bg6 12. Nd5 Nxd5 13. cxd5 Nb8 14. b4 axb4 15. axb4 Bb6 16. Kh2 f5 17. f4 Nd7 18. fxe5 dxe5 19. Qb3 Kh8 20. Bd2 Qg5 21. Ng1 e4 22. dxe4 fxe4 23. Rf4 Nf6 24. Rbf1 Rfd8 25. d6 Rxd6 26. Bc3 Qd5 27. Qxd5 Rxd5 28. Ne2 Bxe3 29. Rxf6 gxf6 30. Rxf6 Kg8 31. Rxg6+ hxg6 32. Bxe4 Rd6 33. Kg2 Rf8 34. Bf3 Rd3 35. Be1 Rd1 36. Bc3 g5 37. g4 b5 38. Be5 Rd2 39. Kg3 c6 0-1

[Event "Coliseo Menor op"]
[Site "Coliseo Menor"]
[Date "2011.12.17"]
[Round "7"]
[White "Jaramillo, Carlos Orlando"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1918"]
[BlackElo "1902"]
[PlyCount "57"]
[EventDate "2011.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. g3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. e3 Qf6 6. Nb3 Bb6 7. Nc3 Nge7 8. Bg2 d6 9. a4 a6 10. a5 Ba7 11. Ra4 Be6 12. 0-0 h5 13. h4 0-0-0 14. Nd4 d5 15. Nce2 g5 16. hxg5 Qxg5 17. Nf3 Qg7 18. Bd2 Rdg8 19. Bc3 f6 20. Rf4 Ne5 21. Rxf6 Qxf6 22. Bxe5 Qh6 23. Bxh8 Qxh8 24. Nf4 Bg4 25. Nxd5 Nf5 26. Qd3 h4 27. Nxh4 Nxh4 28. Ne7+ Kb8 29. Qd5 1-0

[Event "Coliseo Menor op"]
[Site "Coliseo Menor"]
[Date "2011.12.15"]
[Round "5"]
[White "Marin, Diego Alejandro"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C91"]
[WhiteElo "1934"]
[BlackElo "1902"]
[PlyCount "70"]
[EventDate "2011.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. c3 d6 9. d4 Bg4 10. d5 Nb8 11. h3 Bh5 12. a4 Nbd7 13. axb5 axb5 14. Rxa8 Qxa8 15. Nbd2 c6 16. dxc6 Qxc6 17. g4 Bg6 18. Qe2 Rb8 19. Nh4 Nc5 20. Nxg6 hxg6 21. Bc2 b4 22. c4 b3 23. Bd1 Bd8 24. Qe3 Ba5 25. Bf3 Na4 26. g5 Nd7 27. Be2 Ndc5 28. Bf1 Ne6 29. Rd1 Nac5 30. Bg2 Nf4 31. Bh1 Bb6 32. Qf3 Ncd3 33. Rf1 Bd4 34. Kh2 Qb6 35. Kg3 Qb4 0-1

[Event "Coliseo Menor op"]
[Site "Coliseo Menor"]
[Date "2011.12.14"]
[Round "4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Mejia, Yesica"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1902"]
[BlackElo "1900"]
[PlyCount "65"]
[EventDate "2011.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. b3 Nf6 3. Nc3 d6 4. Bb2 a6 5. a4 e6 6. Bd3 Nbd7 7. f4 Be7 8. Qf3 Qc7 9. g4 b6 10. g5 Ng8 11. Nh3 Bb7 12. 0-0-0 0-0-0 13. Qe2 Nb8 14. Rhf1 d5 15. exd5 exd5 16. Bf5+ Nd7 17. Nxd5 Bxd5 18. Bxg7 Bd6 19. Bxh8 Ne7 20. Bxd7+ Qxd7 21. Be5 Bxe5 22. Qxe5 Ng6 23. Qc3 Bg2 24. Rf3 Bxh3 25. Rxh3 Nxf4 26. Re3 Nd5 27. Qd3 Nxe3 28. dxe3 Qe7 29. Qxa6+ Kb8 30. Qxb6+ Kc8 31. Rxd8+ Qxd8 32. Qxd8+ Kxd8 33. c3 1-0

[Event "Coliseo Menor op"]
[Site "Coliseo Menor"]
[Date "2011.12.05"]
[Round "3"]
[White "Saenz, Luis Miguel"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1902"]
[PlyCount "44"]
[EventDate "2011.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. h3 Be6 6. Bb3 Qd7 7. Bxe6 fxe6 8. c3 Nf6 9. Re1 0-0 10. d4 exd4 11. cxd4 Bb6 12. Bg5 h6 13. Bxf6 Rxf6 14. Nc3 Raf8 15. Na4 Ba5 16. Re2 Qf7 17. Qd3 Qh5 18. Qc4 Rg6 19. Kh2 b5 20. Qxc6 Rxg2+ 21. Kxg2 Qxf3+ 22. Kf1 Qh1# 0-1

[Event "Coliseo Menor op"]
[Site "Coliseo Menor"]
[Date "2011.11.30"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Agudelo Correa, Emmanuel"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1902"]
[BlackElo "1738"]
[PlyCount "57"]
[EventDate "2011.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nf6 5. Nf3 e6 6. Bd3 Nbd7 7. Bf4 Bb4 8. 0-0 Bxc3 9. bxc3 0-0 10. Ne5 Ne4 11. Qf3 f5 12. Bxe4 fxe4 13. Qg3 Nxe5 14. Bxe5 Qd7 15. f3 exf3 16. Rxf3 Rxf3 17. Qxf3 b6 18. Rf1 Ba6 19. Rf2 Qe7 20. Qg4 Rf8 21. Rxf8+ Kxf8 22. h4 Qf7 23. Kh2 Qg6 24. Qxg6 hxg6 25. Bb8 Bc4 26. Bxa7 Bxa2 27. Bxb6 Bb1 28. Kg3 Bxc2 29. Kf4 1/2-1/2

[Event "Coliseo Menor op"]
[Site "Coliseo Menor"]
[Date "2011.11.29"]
[Round "1"]
[White "Vargas, Jorge Luis"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1560"]
[BlackElo "1902"]
[PlyCount "56"]
[EventDate "2011.11.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. c4 b6 2. d3 Bb7 3. e3 e5 4. Nd2 Nf6 5. b3 Nc6 6. a3 d5 7. cxd5 Nxd5 8. Bb2 Bd6 9. Rc1 0-0 10. Ngf3 f5 11. Be2 Qe7 12. b4 e4 13. Nd4 Nxd4 14. Bxd4 c5 15. bxc5 bxc5 16. Bb2 exd3 17. Bxd3 Nxe3 18. fxe3 Bxg2 19. Bc4+ Kh8 20. Kf2 Bxh1 21. Qxh1 f4 22. e4 f3 23. Rg1 Be5 24. Bxe5 Qxe5 25. Nxf3 Qd4+ 26. Kg3 Qxc4 27. Re1 Qc3 28. e5 Rxf3+ 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.31"]
[Round "3"]
[White "Bravo, Juan Eduardo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C88"]
[BlackElo "1881"]
[PlyCount "46"]
[EventDate "2010.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 0-0 8. a4 b4 9. d4 d6 10. h3 Nxd4 11. Nxd4 exd4 12. Qxd4 c5 13. Qd3 Bb7 14. c4 Re8 15. Bg5 Nxe4 16. Bf4 Bg5 17. Bh2 Bh4 18. Rf1 Qf6 19. Bc2 Bxf2+ 20. Kh1 Qg6 21. Qf3 Bd4 22. Nd2 Nxd2 23. Bxg6 Nxf3 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.31"]
[Round "5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Lopez Idarraga, Daniel Eduardo"]
[Result "1/2-1/2"]
[ECO "B78"]
[WhiteElo "1881"]
[BlackElo "1997"]
[PlyCount "78"]
[EventDate "2010.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 Bg7 7. Bc4 Nc6 8. f3 0-0 9. Qd2 Bd7 10. 0-0-0 Rb8 11. h4 Nxd4 12. Bxd4 b5 13. Bd3 h5 14. Nd5 Nxd5 15. Bxg7 Kxg7 16. exd5 b4 17. g4 Qa5 18. Bc4 Qc5 19. Qe2 Rh8 20. Kb1 Rbe8 21. g5 a5 22. Bd3 a4 23. Be4 a3 24. Qd2 Kh7 25. Rhf1 axb2 26. Qd4 Qa5 27. Qxb2 Bb5 28. Bd3 Rc8 29. f4 Rc3 30. Bxb5 Qxb5 31. f5 Rhc8 32. fxg6+ Kxg6 33. Rf4 Rxc2 34. Qxb4 Qe2 35. Qe4+ Kg7 36. Qxe2 Rxe2 37. Rdf1 Rcc2 38. Rxf7+ Kg6 39. Rxe7 Rb2+ 1/2-1/2

[Event "Cartago op"]
[Site "Cartago"]
[Date "2010.10.31"]
[Round "4"]
[White "Valencia Diaz, Jhenny"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1881"]
[PlyCount "56"]
[EventDate "2010.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 d6 5. d3 Bg4 6. Be3 Nf6 7. a3 Nd4 8. h3 Bxf3 9. gxf3 Nh5 10. Bg5 Qd7 11. Nd5 c6 12. Nc3 h6 13. Be3 Qe7 14. Bxd4 Bxd4 15. Qd2 Qh4 16. 0-0-0 Bxf2 17. Kb1 Bb6 18. Rdf1 Ng3 19. Qg2 Rg8 20. Ne2 Nxh1 21. Rxh1 Qg5 22. Qxg5 hxg5 23. Rh2 Ke7 24. Rg2 Kf6 25. Ng3 g6 26. Kc1 Rh8 27. Rh2 Rh4 28. Kd2 Rah8 0-1

[Event "Manizales op 22nd"]
[Site "Manizales"]
[Date "2010.01.10"]
[Round "7"]
[White "Gomez Lenis, Adolfo Leon"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "A60"]
[BlackElo "1884"]
[PlyCount "30"]
[EventDate "2010.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 c5 2. d5 e6 3. c4 exd5 4. cxd5 d6 5. Nc3 Nf6 6. e4 Be7 7. Nf3 Bg4 8. h3 Bh5 9. Qa4+ Nbd7 10. Be2 0-0 11. Bf4 a6 12. Qc2 b5 13. g4 Bg6 14. Nd2 b4 15. Nd1 Nxd5 0-1

[Event "Manizales op 22nd"]
[Site "Manizales"]
[Date "2010.01.09"]
[Round "4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Cedeno, Romulo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1884"]
[PlyCount "33"]
[EventDate "2010.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 e6 4. Bd3 c5 5. c3 Nc6 6. Ne2 Be7 7. 0-0 b6 8. Be3 cxd4 9. cxd4 Bd7 10. Nbc3 Bg5 11. f4 Be7 12. f5 f6 13. fxe6 Bxe6 14. Nf4 Qd7 15. Nxe6 Qxe6 16. Bf5 Qf7 17. Qa4 1-0

[Event "Manizales op 22nd"]
[Site "Manizales"]
[Date "2010.01.09"]
[Round "5"]
[White "Toro Henao, Juan Sebastian"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C68"]
[BlackElo "1884"]
[PlyCount "51"]
[EventDate "2010.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. d3 Qf6 7. Nbd2 Ne7 8. b3 Ng6 9. Bb2 Bd6 10. h3 h5 11. Re1 Nf4 12. d4 Bxh3 13. g3 h4 14. dxe5 Qg6 15. exd6 hxg3 16. d7+ Bxd7 17. Nc4 Qh5 18. fxg3 0-0-0 19. Bd4 Bg4 20. Nce5 Rxd4 21. Qxd4 Bxf3 22. Kf2 Nh3+ 23. Ke3 Rd8 24. Qa7 Qh6+ 25. Kxf3 Qf6+ 26. Ke2 1-0

[Event "Manizales op 22nd"]
[Site "Manizales"]
[Date "2010.01.08"]
[Round "3"]
[White "Munoz Galvez, Jhon Edison"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2219"]
[BlackElo "1884"]
[PlyCount "67"]
[EventDate "2010.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bb4 7. Nxf5 exf5 8. Qb3 Qb6 9. cxd5 Nxd5 10. Bd2 Nd7 11. Bc4 Bxc3 12. bxc3 Qxb3 13. axb3 N7f6 14. f3 0-0 15. 0-0 Rfe8 16. Rfe1 a6 17. Bd3 Ne7 18. c4 Rad8 19. Bc3 Rd7 20. e4 fxe4 21. fxe4 Red8 22. d5 Ne8 23. Ba5 Rc8 24. Bc2 f6 25. Bb6 Nd6 26. Bf2 cxd5 27. exd5 Ng6 28. c5 Nf7 29. d6 Nge5 30. Bf5 Rdd8 31. c6 Nxc6 32. Rab1 b6 33. Be4 g6 34. Rbd1 1-0

[Event "Manizales op 22nd"]
[Site "Manizales"]
[Date "2010.01.08"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Hincapie, Hernan"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1884"]
[PlyCount "32"]
[EventDate "2010.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Nf6 7. e5 c5 8. Qd3 Qe7 9. 0-0 Nh7 10. Nc3 g6 11. Bd2 Bg7 12. Nd5 Qd8 13. Rfe1 0-0 14. Rad1 d6 15. exd6 Qxd6 16. Ne7+ Qxe7 1-0

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.16"]
[Round "7.4"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ricaurte Naranjo, Alvaro"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1884"]
[PlyCount "73"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[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. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Nf6 7. Bd3 d6 8. 0-0 Nbd7 9. f4 b6 10. f5 e5 11. Nb3 Bb7 12. Qf3 h5 13. h3 Qc6 14. Rad1 Nc5 15. Nxc5 dxc5 16. Bc4 b5 17. Bd5 Nxd5 18. Nxd5 0-0-0 19. c3 f6 20. b4 c4 21. Qf2 Bd6 22. Ra1 Qe8 23. Rfd1 Bxd5 24. Rxd5 Kb7 25. Bb6 Qc6 26. Bxd8 Rxd8 27. Qd2 Qb6+ 28. Kh1 Rd7 29. Rd1 Kc7 30. Qe2 h4 31. a4 Kb7 32. Qd2 Kc7 33. a5 Qc6 34. Kh2 Rd8 35. Rc5 Qxc5 36. bxc5 Bxc5 37. Qe2 1-0

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.16"]
[Round "6.1"]
[White "Silva, Jorge"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1986"]
[BlackElo "1884"]
[PlyCount "65"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[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 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 b5 8. e5 Nd5 9. Bb3 Nb6 10. c3 0-0 11. cxd4 d5 12. h3 Bf5 13. Nc3 Qd7 14. a4 b4 15. Ne2 a5 16. Nf4 Nd8 17. Be3 Ne6 18. Rc1 Rac8 19. Re2 h6 20. Rd2 Kh8 21. Ne1 Nxf4 22. Bxf4 Rfd8 23. Nd3 Bxd3 24. Rxd3 c5 25. Qh5 Qe6 26. Rg3 Rg8 27. Bc2 g5 28. Be3 cxd4 29. Bxd4 Bc5 30. Rf3 Bxd4 31. Rf6 Rg6 32. Rxe6 Rxe6 33. Qxf7 1-0

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.15"]
[Round "5.2"]
[White "Artunduaga, Alber"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1600"]
[BlackElo "1884"]
[PlyCount "70"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[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 dxc4 6. Bxc4 b5 7. Bd3 a6 8. 0-0 Bb7 9. b3 Nbd7 10. Bb2 c5 11. Rc1 Rc8 12. Nb1 Be7 13. Nbd2 0-0 14. Bb1 Re8 15. Qe2 Bd6 16. e4 Bb8 17. Qd3 cxd4 18. e5 Rxc1 19. Rxc1 Nxe5 20. Nxe5 Bxe5 21. Re1 Qd6 22. h3 Bf4 23. f3 Rd8 24. Re2 g6 25. a3 Nh5 26. Ne4 Bxe4 27. Rxe4 Be3+ 28. Rxe3 dxe3 29. Qc3 f6 30. Be4 e2 31. Kf2 Qg3+ 32. Kxe2 Nf4+ 33. Ke3 Nxg2+ 34. Ke2 Nf4+ 35. Ke3 Qg1+ 0-1

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.15"]
[Round "4.5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Carrillo, Custodio"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1884"]
[BlackElo "1881"]
[PlyCount "48"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[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 a6 6. Be3 Nc6 7. f3 e6 8. Qd2 Be7 9. Be2 Qc7 10. g4 b5 11. Nxc6 Qxc6 12. a3 Bb7 13. 0-0-0 0-0-0 14. g5 Nd7 15. Na2 d5 16. Nb4 Bxb4 17. Qxb4 dxe4 18. Rd6 Qc7 19. fxe4 Ne5 20. Rhd1 Rxd6 21. Qxd6 Qxd6 22. Rxd6 Kc7 23. Rd4 Nc6 24. Rd1 Rd8 1-0

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.15"]
[Round "3.4"]
[White "Silva, Olmedo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "1680"]
[BlackElo "1884"]
[PlyCount "50"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 Bb4 8. Qc2 Ne4 9. Ndxe4 dxe4 10. Bf4 0-0 11. Be2 e5 12. dxe5 Nxe5 13. 0-0 Bxc3 14. bxc3 f5 15. Rfd1 Be6 16. Rab1 Rf7 17. Rd4 Qc5 18. Rbd1 h6 19. h3 Bxc4 20. Rd8+ Rxd8 21. Rxd8+ Kh7 22. Bxe5 Bxe2 23. Bd4 Qe7 24. Qb3 Bh5 25. Rc8 Qd7 1/2-1/2

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.14"]
[Round "1.12"]
[White "Beltran Vargas, Heiner F"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "A25"]
[BlackElo "1884"]
[PlyCount "88"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[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. e3 Nf6 4. d4 d6 5. d5 Ne7 6. Bd3 g6 7. e4 Bg7 8. Bg5 0-0 9. Nge2 Bd7 10. 0-0 h6 11. Bd2 g5 12. f3 Ng6 13. b4 Nh5 14. Be3 Nhf4 15. Ng3 Nh4 16. Rf2 f5 17. exf5 Nxf5 18. Nxf5 Nxd3 19. Qxd3 Bxf5 20. Ne4 Qe8 21. Rd1 Qg6 22. g4 Bd7 23. Ng3 Qf7 24. Ne4 Qe7 25. c5 a6 26. Rc1 Rf7 27. Kg2 Raf8 28. c6 bxc6 29. dxc6 Bc8 30. a4 d5 31. Bc5 dxe4 32. Bxe7 exd3 33. Bxf8 Bxf8 34. Rd2 Bxb4 35. Rxd3 Bd6 36. Rb1 Be6 37. Kf2 e4 38. Rb8+ Kg7 39. Rc3 Bxg4 40. Rd8 Be5 41. Re3 Bxf3 42. Ke1 Bxh2 43. Rd7 Bg3+ 44. Kd2 Bf4 0-1

[Event "COL-ch Amateur"]
[Site "Garzon"]
[Date "2009.11.14"]
[Round "2.9"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Puentes, Henry"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1884"]
[BlackElo "1600"]
[PlyCount "85"]
[EventDate "2009.11.14"]
[EventType "swiss"]
[EventRounds "7"]
[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 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. h4 Bh6 13. Nc2 0-0 14. a4 bxa4 15. Rxa4 a5 16. Bb5 Bd7 17. g4 Rb8 18. Na3 g6 19. Rc4 Rc8 20. Qa4 Bxg4 21. Bxc6 Be6 22. Bd7 Rxc4 23. Nxc4 Bxd5 24. exd5 Qf6 25. Ne3 Bxe3 26. fxe3 Qf3 27. Rh3 Qxd5 28. h5 g5 29. Qg4 h6 30. Bf5 Rb8 31. Rh2 Qa2 32. Qe2 a4 33. Qc2 d5 34. Rd2 e4 35. b4 Qc4 36. Rd4 Qc6 37. Qd2 a3 38. Rxd5 a2 39. Qxa2 Qxc3+ 40. Qd2 Qxb4 41. Qxb4 Rxb4 42. Re5 Rb2 43. Bxe4 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.17"]
[Round "6"]
[White "Ruiz, Kenny"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "A29"]
[BlackElo "1870"]
[PlyCount "72"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 h6 7. 0-0 Bd7 8. Na4 0-0 9. Nxc5 dxc5 10. b3 Qc8 11. Bb2 Re8 12. e3 Bh3 13. Re1 Bxg2 14. Kxg2 Qf5 15. Nh4 Qd7 16. f4 Rad8 17. fxe5 Nxe5 18. Bxe5 Rxe5 19. d4 cxd4 20. exd4 Rxe1 21. Qxe1 Qxd4 22. Nf3 Qb2+ 23. Kg1 Re8 24. Qf1 Ng4 25. Re1 Rd8 26. Re2 Qf6 27. h3 Qb6+ 28. Kh1 Ne3 29. Qf2 Rd1+ 30. Re1 Rxe1+ 31. Qxe1 Qe6 32. Kh2 Qe4 33. Qf2 g5 34. Nd2 Qd4 35. Nf3 Ng4+ 36. hxg4 Qxf2+ 0-1

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.17"]
[Round "7"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Ossa, Orlando Jose"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1870"]
[BlackElo "2285"]
[PlyCount "53"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. d3 Bc5 8. c3 d6 9. a4 0-0 10. Bg5 h6 11. Bh4 g5 12. Bg3 Qe7 13. h4 Nh5 14. Kh1 Nf4 15. Bxf4 gxf4 16. g3 Kh8 17. Nh2 Rg8 18. Qh5 Rg6 19. axb5 axb5 20. Rxa8+ Bxa8 21. Nd2 Nd8 22. gxf4 exf4 23. Rg1 Kg7 24. Ng4 Kh7 25. Nf3 Qf8 26. Qf5 Qg7 27. h5 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.16"]
[Round "4"]
[White "Matta, Paola Andrea"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2046"]
[BlackElo "1870"]
[PlyCount "91"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. b3 Nf6 4. Bb2 Bf5 5. g3 e6 6. Bg2 Be7 7. d3 0-0 8. 0-0 Nbd7 9. Nbd2 Qc7 10. Rc1 Rad8 11. Qc2 Rfe8 12. Qb1 Bf8 13. Qa1 dxc4 14. Nxc4 Bg6 15. Nce5 Nxe5 16. Nxe5 Nd5 17. Nxg6 hxg6 18. e4 Nb4 19. d4 Nd3 20. Rc2 Nxb2 21. Qxb2 Qa5 22. Rc4 Be7 23. Qc2 Rd7 24. Rd1 Red8 25. Ra4 Qh5 26. d5 cxd5 27. exd5 exd5 28. Rxa7 Bc5 29. Ra4 d4 30. Qd3 Qe5 31. Rc4 Re7 32. b4 Bb6 33. Bf1 Rde8 34. a4 Re6 35. Rdc1 Rf6 36. a5 Ba7 37. R4c2 Qd6 38. b5 Bb8 39. Rc4 Rf5 40. Rxd4 Qf6 41. Qd2 Be5 42. Rd7 Re7 43. Rc8+ Kh7 44. Rdd8 g5 45. Bd3 g6 46. Rh8+ 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.16"]
[Round "3"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Guzman, Juan Pablo"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1870"]
[PlyCount "55"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. Bd3 Bg4 7. Nbd2 Nc6 8. c3 0-0 9. Qc2 Re8 10. 0-0-0 g6 11. h3 Bxf3 12. Nxf3 Nd7 13. Be3 Bf6 14. h4 Nf8 15. h5 g5 16. h6 Ng6 17. g4 Na5 18. Rh5 Rxe3 19. fxe3 Qe7 20. Re1 c5 21. Qf2 Rc8 22. Kb1 a6 23. Bf5 Rd8 24. e4 cxd4 25. e5 Nf4 26. exf6 Qxf6 27. Rxg5+ Kh8 28. Qxd4 1-0

[Event "Cartago op"]
[Site "Cartago"]
[Date "2009.08.16"]
[Round "5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Sabogal, Orlando Antonio"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "1870"]
[PlyCount "52"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Nxc6 bxc6 7. e5 Qa5+ 8. Nc3 Qxe5+ 9. Qe2 Qxe2+ 10. Kxe2 d5 11. Bb3 Bd6 12. Bg5 Ba6+ 13. Kd2 d4 14. Bxf6 gxf6 15. Ne4 Ke7 16. g3 c5 17. Rhe1 Rab8 18. Rab1 h6 19. f4 f5 20. Nxd6 Kxd6 21. c3 Rhd8 22. cxd4 cxd4 23. Re5 Bc8 24. Rbe1 f6 25. Ra5 a6 26. Ra4 e5 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "4"]
[White "De Arco, Luis Carlos"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C93"]
[WhiteElo "2214"]
[BlackElo "1870"]
[PlyCount "61"]
[EventDate "2009.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 d6 9. c3 Re8 10. d4 h6 11. Nbd2 exd4 12. cxd4 d5 13. e5 Nh7 14. Bc2 Nf8 15. Nf1 Be6 16. N3h2 Qd7 17. g4 Nb4 18. Bb1 c5 19. f4 f5 20. Ne3 cxd4 21. Nxf5 Bxf5 22. gxf5 Rac8 23. a3 Nc6 24. Bd3 Bh4 25. Rf1 Bd8 26. Kh1 Qf7 27. f6 Qe6 28. fxg7 Kxg7 29. Qh5 Rc7 30. f5 Qxe5 31. Bxh6+ 1-0

[Event "Bogota Mila Memorial op"]
[Site "Bogota"]
[Date "2009.04.??"]
[Round "3"]
[White "Torres, Juan Camilo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2155"]
[BlackElo "1870"]
[PlyCount "83"]
[EventDate "2009.04.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Nbd2 0-0 6. c3 c5 7. Bg3 Nc6 8. Bd3 Re8 9. Ne5 c4 10. Bc2 Bxe5 11. dxe5 Nd7 12. Nf3 f5 13. 0-0 b5 14. Bxf5 Ndxe5 15. Nxe5 Nxe5 16. Bxh7+ Kxh7 17. Qh5+ Kg8 18. Bxe5 Qe7 19. f4 Qf7 20. Qh4 a5 21. Rf3 Qf5 22. Rh3 Kf7 23. Rg3 Rg8 24. Rg5 Qe4 25. Rxg7+ Rxg7 26. Qf6+ Ke8 27. Qxg7 Qxe3+ 28. Kh1 Qa7 29. Qg8+ Kd7 30. h4 Kc6 31. Qg7 Bd7 32. Qe7 Qc5 33. Qxc5+ Kxc5 34. h5 Rg8 35. h6 Rg4 36. Bf6 Rg6 37. Bg7 Rg4 38. Kg1 Rh4 39. g3 Rh5 40. g4 Rh4 41. Kf2 Be8 42. Kg3 1-0

[Event "Eje Cafetero Region 3rd"]
[Site "Eje Cafetero"]
[Date "2009.03.23"]
[Round "7.5"]
[White "Barrios, Bernardo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1681"]
[BlackElo "1874"]
[PlyCount "23"]
[EventDate "2009.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[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 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. 0-0 0-0 8. a3 Bb7 9. Re1 d5 10. Bg5 dxe4 11. dxe4 Qxd1 12. Rxd1 1-0

[Event "Eje Cafetero Region 3rd"]
[Site "Eje Cafetero"]
[Date "2009.03.23"]
[Round "6.6"]
[White "Hoyos, Julio Cesar"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "1713"]
[BlackElo "1874"]
[PlyCount "35"]
[EventDate "2009.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nf3 Nf6 4. g3 e6 5. Nbd2 Nbd7 6. Bg2 Be7 7. 0-0 0-0 8. Qc2 b6 9. e4 Nxe4 10. Nxe4 dxe4 11. Qxe4 Bb7 12. Re1 Nf6 13. Qe2 Qc7 14. Bf4 Bd6 15. Ne5 Rfd8 16. c5 Bxe5 17. Bxe5 Qe7 18. Bd6 1/2-1/2

[Event "Eje Cafetero Region 3rd"]
[Site "Eje Cafetero"]
[Date "2009.03.22"]
[Round "3.6"]
[White "Vargas, Robinson"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C52"]
[WhiteElo "1600"]
[BlackElo "1874"]
[PlyCount "23"]
[EventDate "2009.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. 0-0 Qe7 8. e5 Bb6 9. cxd4 Nxd4 10. Nxd4 Qc5 11. Bxf7+ Kxf7 12. Qh5+ 1-0

[Event "Eje Cafetero Region 3rd"]
[Site "Eje Cafetero"]
[Date "2009.03.21"]
[Round "2.13"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Alvarez, Mario"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1874"]
[BlackElo "1609"]
[PlyCount "33"]
[EventDate "2009.03.21"]
[EventType "swiss"]
[EventRounds "7"]
[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. d4 exd4 4. Bb5 Bc5 5. 0-0 Nge7 6. Nbd2 a6 7. Bxc6 bxc6 8. Nb3 Bb6 9. Nfxd4 Bxd4 10. Nxd4 h6 11. Be3 c5 12. Ne2 0-0 13. Qd2 f5 14. exf5 Rxf5 15. Rad1 Bb7 16. Ng3 Rf8 17. Bf4 1-0

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.04"]
[Round "6"]
[White "Sanchez Liecano, Sebastian Felipe"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2152"]
[PlyCount "111"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. c3 Qe7 7. d3 h6 8. Nbd2 0-0 9. Nf1 Ng4 10. Be3 Nxe3 11. fxe3 d6 12. Ng3 Kh8 13. d4 Bb6 14. Bc2 Bd7 15. 0-0 Rae8 16. Qf2 Nd8 17. a4 a5 18. Nd2 c6 19. Nf5 Qf6 20. Nc4 Bc7 21. Nfxd6 Qxf2+ 22. Rxf2 Re6 23. Nf5 Rfe8 24. Nh4 exd4 25. exd4 R6e7 26. Raf1 g6 27. e5 Kg7 28. Rf6 Re6 29. Nd2 Rxf6 30. Rxf6 Ne6 31. Rf1 Bb6 32. Ne4 Nxd4 33. cxd4 Bxd4+ 34. Kh1 Bxb2 35. Nd6 Re7 36. Nxb7 Rxe5 37. Nf3 Re2 38. Bd1 Re4 39. Nxa5 c5 40. Nb3 Rxa4 41. Nxc5 Ra7 42. Nxd7 Rxd7 43. Bb3 f5 44. g3 Rc7 45. Kg2 Bf6 46. Rd1 g5 47. Be6 f4 48. g4 h5 49. gxh5 Rc2+ 50. Kh3 Re2 51. Rd7+ Kh6 52. Bf5 Be7 53. Bg6 Re3 54. Kg4 Re2 55. Nd4 Kg7 56. Nxe2 1-0

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.03"]
[Round "5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Molina, Rafael"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "2082"]
[PlyCount "14"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. Bc4 Nf6 5. Qe2 a6 6. 0-0 Nb4 7. d3 Ng8 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.01"]
[Round "1"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Sanchez Maya, Simon"]
[Result "0-1"]
[ECO "B21"]
[BlackElo "2182"]
[PlyCount "60"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. d4 cxd4 5. c3 dxc3 6. Nxc3 Nc6 7. 0-0 Be7 8. Bf4 Nf6 9. Qe2 e5 10. Be3 0-0 11. Rfd1 Be6 12. Rac1 Rc8 13. Bb5 Qa5 14. Ng5 Bd7 15. Nf3 a6 16. Bc4 Be6 17. Bxe6 fxe6 18. Ng5 Nd4 19. Qd2 Kh8 20. Bxd4 exd4 21. Ne2 Qxd2 22. Rxd2 e5 23. f3 Kg8 24. Nh3 h6 25. Nf2 Rxc1+ 26. Nxc1 Rc8 27. Ncd3 Nd7 28. Kf1 Bg5 29. Re2 Rc4 30. Ke1 Nc5 0-1

[Event "Manizales op 20th"]
[Site "Manizales"]
[Date "2008.01.13"]
[Round "6"]
[White "Morales, Diana Marcela"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1794"]
[BlackElo "1665"]
[PlyCount "60"]
[EventDate "2008.01.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 c5 2. c3 e6 3. Nf3 Nf6 4. Bg5 d5 5. Nbd2 Be7 6. dxc5 Bxc5 7. e3 Nc6 8. Bb5 0-0 9. 0-0 h6 10. Bh4 Be7 11. Qe2 a6 12. Bxc6 bxc6 13. c4 a5 14. Rfd1 Nd7 15. Bxe7 Qxe7 16. cxd5 cxd5 17. e4 Ba6 18. Qe3 Nf6 19. exd5 Nxd5 20. Qe5 Rfd8 21. Nd4 Nb4 22. N2f3 Qb7 23. Qe3 Rac8 24. Qe1 Rd5 25. b3 Rcd8 26. a3 Nd3 27. Qe3 e5 28. Rab1 Qc7 29. Ne1 Qc3 30. b4 Re8 0-1

[Event "Manizales op 20th"]
[Site "Manizales"]
[Date "2008.01.13"]
[Round "7"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Rios, Cristhian Camilo"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1665"]
[BlackElo "2088"]
[PlyCount "72"]
[EventDate "2008.01.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 a6 7. Be2 Be7 8. 0-0 0-0 9. Qd2 b5 10. a3 Bb7 11. f3 Nbd7 12. Nb3 Qc7 13. Rad1 Rac8 14. Kh1 Ne5 15. Qe1 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Nd4 Nc4 19. Bc1 Bf6 20. c3 Qe7 21. Qf2 Bh4 22. g3 Bg5 23. Bxc4 Bxc4 24. Rfe1 Bxc1 25. Rxc1 Qb7 26. Re3 Bd5 27. Rce1 Qb6 28. Kg2 a5 29. Qd2 Rfd8 30. Rc1 h6 31. Ree1 Rc5 32. Qe3 Qc7 33. b4 Rc4 34. Nxb5 Qb7 35. Nd4 axb4 36. cxb4 Rxd4 0-1

[Event "Manizales op 20th"]
[Site "Manizales"]
[Date "2008.01.12"]
[Round "5"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Yepes, Rodrigo"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1665"]
[BlackElo "1882"]
[PlyCount "28"]
[EventDate "2008.01.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 d3 5. Bxd3 e6 6. Bf4 Nc6 7. 0-0 Nf6 8. Qe2 Be7 9. Rd1 Qb6 10. Na3 e5 11. Be3 Qc7 12. Rd2 h6 13. Rad1 a6 14. Nc4 Nd7 1-0

[Event "Manizales op 20th"]
[Site "Manizales"]
[Date "2008.01.12"]
[Round "4"]
[White "Vargas, Gustavo"]
[Black "Sierra Amariles, Juan Mauricio"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1600"]
[BlackElo "1665"]
[PlyCount "20"]
[EventDate "2008.01.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. Nf3 Nc6 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Qxd2 Bg4 9. Qd3 Qd7 10. Bxf7+ Qxf7 0-1

[Event "Manizales op 20th"]
[Site "Manizales"]
[Date "2008.01.11"]
[Round "2"]
[White "Sierra Amariles, Juan Mauricio"]
[Black "Mucoz, Jhon Edison"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "1665"]
[BlackElo "2176"]
[PlyCount "55"]
[EventDate "2008.01.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Be2 e5 7. Nb3 Be6 8. Be3 Nbd7 9. 0-0 Be7 10. f4 Rc8 11. f5 Bc4 12. Qe1 h5 13. h3 b5 14. a3 Nb6 15. Bxb6 Qxb6+ 16. Qf2 Bd8 17. Rfe1 Qc6 18. Qf3 Bb6+ 19. Kh1 Rh6 20. Nd2 Kf8 21. Bxc4 bxc4 22. Nd5 Nxd5 23. exd5 Qb5 24. Ne4 Qxd5 25. Rad1 Qc6 26. f6 Bd8 27. fxg7+ Kxg7 28. Rf1 1/2-1/2

