[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.04"]
[Round "6.6"]
[White "Prado Segura, Robinson Alexander"]
[Black "Villareal, Oscar"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1829"]
[BlackElo "1902"]
[PlyCount "23"]
[EventDate "2012.03.01"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 Nc6 8. Qd2 a6 9. 0-0-0 0-0 10. Bd3 Be6 11. Kb1 Ne5 12. Ng5 0-1

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.04"]
[Round "5.2"]
[White "Villareal, Oscar"]
[Black "Prado, Leonardo"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1902"]
[BlackElo "1991"]
[PlyCount "92"]
[EventDate "2012.03.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Nf3 Qe7 6. a4 0-0 7. 0-0 Nd8 8. Na3 c6 9. Be2 Bc7 10. Nc4 e4 11. Ba3 c5 12. Nd4 d5 13. Nb2 a6 14. c4 Bd6 15. Nc2 Qe5 16. g3 Bh3 17. f4 Qe7 18. Rf2 d4 19. exd4 cxd4 20. Bxd6 Qxd6 21. Bf1 Bg4 22. Qe1 Nc6 23. Bg2 d3 24. Ne3 Nd4 25. Nbd1 Nxb3 26. Rb1 Nc5 27. Nc3 Rfe8 28. a5 Bd7 29. Qd1 Rad8 30. Rb6 Bc6 31. Bh3 Ncd7 32. Rb2 Qc5 33. Qa1 Nf8 34. f5 N8d7 35. g4 h6 36. Kh1 Ne5 37. Qa2 Nexg4 38. Ncd1 h5 39. Rg2 Re5 40. Rb3 Rxf5 41. Nxf5 Qxf5 42. Kg1 Qf3 43. Bxg4 Nxg4 44. Nc3 e3 45. dxe3 d2 46. Rb1 Qxg2# 0-1

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.03"]
[Round "3.4"]
[White "Pena, Fernando"]
[Black "Villareal, Oscar"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1945"]
[BlackElo "1902"]
[PlyCount "42"]
[EventDate "2012.03.01"]
[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 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. 0-0 0-0 6. d3 h6 7. a3 a6 8. Ne2 d5 9. exd5 Nxd5 10. h3 Be6 11. Ng3 Bb6 12. Re1 f6 13. Nh4 Nce7 14. Qf3 Qd7 15. Nhf5 Nxf5 16. Nxf5 c6 17. Ng3 Qf7 18. Nf5 Qd7 19. g4 Rae8 20. Be3 Bxe3 21. fxe3 Kh8 1/2-1/2

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.03"]
[Round "4.5"]
[White "Villareal, Oscar"]
[Black "Bejarano, Danny Andres"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1902"]
[BlackElo "1988"]
[PlyCount "72"]
[EventDate "2012.03.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 Bg4 7. fxe5 Bxe5 8. Bxe5 Bxf3 9. Qxf3 Qxe5 10. Bxc6+ bxc6 11. 0-0 Nf6 12. Nc3 0-0 13. Rad1 Rfe8 14. Qf4 Qe7 15. Rf3 Rab8 16. Qa4 Qc5 17. Rf4 a5 18. Qd4 Qd6 19. Rdf1 c5 20. Qa4 Ra8 21. Qb5 Reb8 22. Qd3 Rb4 23. Rxf6 gxf6 24. Nxd5 Rh4 25. g3 Rh6 26. Qe4 Qd8 27. Nxf6+ Kg7 28. Ng4 Re6 29. Ne5 Rf6 30. Rxf6 Kxf6 31. Qf4+ Ke6 32. Nxf7 Qf6 33. Qe4+ Kxf7 34. Qxa8 Qa1+ 35. Kg2 Qxa2 36. Qe4 Kg7 1-0

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.02"]
[Round "2.2"]
[White "Villareal, Oscar"]
[Black "Latorre, Franklin Leandro"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1902"]
[BlackElo "1993"]
[PlyCount "47"]
[EventDate "2012.03.01"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. 0-0 Nc6 7. c4 dxc4 8. Bxc4 cxd4 9. Bb5 Bc5 10. Bxc6+ bxc6 11. Nbd2 Qb6 12. a3 a5 13. Nb3 Bg4 14. Nxc5 Qxc5 15. Qxd4 Qxd4 16. Nxd4 Ne7 17. Bg5 Rc8 18. f3 Bf5 19. Rfc1 Bd3 20. Bxe7 Kxe7 21. Nxc6+ Kd7 22. Nxa5 Rhd8 23. Nb7 Re8 24. Nc5+ 1-0

[Event "Bogota Region-ch Amateur"]
[Site "Bogota"]
[Date "2012.03.01"]
[Round "1.14"]
[White "Camargo, Luz Adriana"]
[Black "Villareal, Oscar"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "1600"]
[BlackElo "1902"]
[PlyCount "77"]
[EventDate "2012.03.01"]
[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. Nc3 Nc6 3. Nf3 g6 4. Bb5 Bg7 5. 0-0 d6 6. h3 Bd7 7. Nd5 Nf6 8. d4 Nxd5 9. exd5 Nxd4 10. Bxd7+ Qxd7 11. Bg5 0-0 12. c3 Nxf3+ 13. Qxf3 Rfe8 14. Rfe1 h6 15. Bh4 g5 16. Bg3 Qb5 17. a4 Qxb2 18. Rab1 Qxc3 19. Qxc3 Bxc3 20. Re3 Bd4 21. Re4 b6 22. Kh1 Rab8 23. Re2 a6 24. f3 b5 25. axb5 axb5 26. Bf2 Bf6 27. Bg3 b4 28. f4 Ra8 29. fxg5 hxg5 30. Re4 Kg7 31. h4 Rh8 32. Kg1 gxh4 33. Rg4+ Kf8 34. Bf4 Ke8 35. Bg5 Rg8 36. Rxh4 Bxg5 37. Rh5 Ra2 38. Rf1 Bf6 39. g3 0-1

[Event "COL-ch Amateur"]
[Site "Neiva"]
[Date "2011.06.04"]
[Round "7"]
[White "Sanabria Chavez, Wilson Javier"]
[Black "Villareal, Oscar"]
[Result "0-1"]
[ECO "D45"]
[BlackElo "1902"]
[PlyCount "108"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. c4 a6 5. Nc3 e6 6. Be2 Nbd7 7. Qc2 dxc4 8. Bxc4 b5 9. Be2 Bb7 10. a3 c5 11. dxc5 Bxc5 12. 0-0 Rc8 13. Qb1 0-0 14. b4 Bxe3 15. Bxe3 Rxc3 16. Rd1 Be4 17. Bd3 Rxd3 18. Rxd3 Nd5 19. Qd1 Bxd3 20. Qxd3 Nxe3 21. Qxe3 Nf6 22. Rc1 Nd5 23. Qc5 Qf6 24. Qd4 Qh6 25. Rc6 Ne7 26. Rc7 Nd5 27. Rc6 Ne7 28. Rc7 Nf5 29. Qc5 Qf6 30. h3 h6 31. Ne5 Qd8 32. Rd7 Qg5 33. Nf3 Qf6 34. Ne5 Nh4 35. Rd3 Qf5 36. Qd4 Qg5 37. Rg3 Qc1+ 38. Kh2 Nf5 39. Qc3 Qf4 40. Nd3 Qb8 41. f4 Nxg3 42. Kxg3 Rc8 43. Qd4 Rc4 44. Qd7 Rc3 45. Kh2 Rxa3 46. Ne5 Qf8 47. Qb7 Ra4 48. Nd7 Qe8 49. Nc5 Rxb4 50. Nxa6 Rxf4 51. Nc7 Qe7 52. Qb8+ Kh7 53. Nxb5 Qg5 54. Nd6 Qe5 0-1

[Event "COL-ch Amateur"]
[Site "Neiva"]
[Date "2011.06.04"]
[Round "6"]
[White "Villareal, Oscar"]
[Black "Rodriguez, Juan Carlos"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1902"]
[BlackElo "1833"]
[PlyCount "93"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. d3 Nf6 7. c3 b5 8. Bc2 Be7 9. Re1 0-0 10. Nbd2 Re8 11. h3 Bf8 12. a4 Qc8 13. Nf1 Kh8 14. Ng5 Nd8 15. Bb3 Re7 16. Ng3 h6 17. Nf3 g6 18. d4 Nc6 19. Nh4 exd4 20. cxd4 Na5 21. Bc2 bxa4 22. Bxa4 Bxa4 23. Rxa4 Nb7 24. Qf3 Nd7 25. b3 Kh7 26. Bb2 Bg7 27. Rc1 c5 28. Qd3 Qh8 29. Rxa6 Rxa6 30. Qxa6 Qb8 31. Nf3 Nd8 32. Qd3 Ne6 33. Ne2 Ndf8 34. Rc2 Rb7 35. Nd2 Rb4 36. Bc3 Rb7 37. d5 Bxc3 38. Qxc3 Ng7 39. e5 Nd7 40. f4 Rb4 41. Rb2 Nb6 42. exd6 Na4 43. bxa4 Rxb2 44. Ng3 f5 45. Nc4 Rb3 46. Qf6 Rxg3 47. d7 1-0

[Event "COL-ch Amateur"]
[Site "Neiva"]
[Date "2011.06.03"]
[Round "5"]
[White "Agudelo, Eliberiel"]
[Black "Villareal, Oscar"]
[Result "0-1"]
[ECO "D10"]
[BlackElo "1902"]
[PlyCount "44"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nc3 a6 5. Bd3 Nbd7 6. Nge2 e6 7. 0-0 dxc4 8. Bxc4 b5 9. Bb3 Bb7 10. Nf4 Qc7 11. Nce2 c5 12. Bd2 c4 13. Bc2 Bd6 14. Ng3 h5 15. h4 Nb6 16. Ngxh5 Nxh5 17. Nxh5 g6 18. Nf6+ Ke7 19. Ne4 Bh2+ 20. Kh1 Rxh4 21. f3 Rah8 22. Nf2 Bg1+ 0-1

[Event "COL-ch Amateur"]
[Site "Neiva"]
[Date "2011.06.03"]
[Round "4"]
[White "Villareal, Oscar"]
[Black "Gaviria Bermudez, Alejandro"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1902"]
[PlyCount "34"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. Bc2 Nge7 8. 0-0 cxd4 9. cxd4 Nb4 10. Ba4 Bxa4 11. Qxa4+ Nec6 12. Bd2 Qa6 13. Qd1 Qd3 14. Bxb4 Qxd1 15. Rxd1 Bxb4 16. a3 Be7 17. Nc3 0-0 0-1

[Event "COL-ch Amateur"]
[Site "Neiva"]
[Date "2011.06.02"]
[Round "1"]
[White "Naranjo Torres, Miguel Andres"]
[Black "Villareal, Oscar"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1902"]
[PlyCount "33"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 Nf6 4. d3 d6 5. f4 a6 6. a4 Bg4 7. Nge2 g6 8. h3 Bd7 9. Be3 Bg7 10. Qd2 Qc7 11. g4 e6 12. Ng3 Nd4 13. Rf1 Rb8 14. Nge2 b5 15. axb5 axb5 16. Bxd4 cxd4 17. Bb3 0-1

[Event "COL-ch Amateur"]
[Site "Neiva"]
[Date "2011.06.02"]
[Round "2"]
[White "Villareal, Oscar"]
[Black "Vargas, German Dario"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "1902"]
[PlyCount "103"]
[EventDate "2011.06.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Ng4 8. Bg5 h6 9. Bh4 Nc6 10. Nxc6 bxc6 11. f3 Ne5 12. 0-0-0 Be6 13. Bf2 Qa5 14. a3 Nc4 15. Bxc4 Bxc4 16. Bd4 e5 17. Be3 Rd8 18. Qf2 c5 19. Qh4 g5 20. Qf2 Ke7 21. h4 f6 22. g3 Rb8 23. Qd2 Qa6 24. Nd5+ Bxd5 25. Qxd5 Rhc8 26. Rh2 Rb6 27. Bd2 c4 28. Bc3 Rb5 29. Qd2 Rcb8 30. Qe3 Qb7 31. Bb4 Rxb4 32. axb4 Qxb4 33. Qxa7+ Rb7 34. Qa3 Qxa3 35. bxa3 c3 36. Rd3 Rc7 37. Kb1 Ke6 38. Rh1 Rb7+ 39. Ka1 Rc7 40. Rb1 Bf8 41. Rb3 f5 42. hxg5 hxg5 43. Rbxc3 Rxc3 44. Rxc3 f4 45. g4 Be7 46. Rd3 Bd8 47. Kb2 Kd7 48. Kb3 Kc6 49. Kc4 Bb6 50. a4 Bc5 51. Rb3 Bb6 52. Rxb6+ 1-0

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.05"]
[Round "4"]
[White "Villareal, Oscar"]
[Black "Manrique, Fernando"]
[Result "1-0"]
[ECO "C24"]
[BlackElo "1958"]
[PlyCount "83"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Bc4 Nf6 4. Qxd4 Nc6 5. Qd3 Nb4 6. Qb3 d5 7. exd5 Bf5 8. Na3 Bc5 9. Bd2 Qe7+ 10. Ne2 Ne4 11. Bxb4 Bxb4+ 12. c3 Nxc3 13. bxc3 Bxa3 14. Bb5+ Kf8 15. 0-0 a6 16. Nd4 axb5 17. Nxf5 Qe5 18. Nd4 Bd6 19. g3 h5 20. Rfe1 Qf6 21. Qxb5 h4 22. Qxb7 Rd8 23. Re2 hxg3 24. fxg3 g6 25. Rf1 Qxf1+ 26. Kxf1 Kg7 27. Qb5 Rb8 28. Qd3 Rb6 29. Kg2 Ra8 30. Qf3 Rba6 31. Rf2 f5 32. Ne6+ Kf6 33. Qg4 Rxa2 34. Qh4+ Kf7 35. Qh7+ Ke8 36. Qxg6+ Kd7 37. Qxf5 Rxf2+ 38. Kxf2 Ra2+ 39. Kf3 c5 40. Nxc5+ Kc7 41. Qd7+ Kb6 42. Qc6+ 1-0

[Event "Bogota Distrital op"]
[Site "Bogota"]
[Date "2011.02.04"]
[Round "2"]
[White "Villareal, Oscar"]
[Black "Ospina, Fredy Daniel"]
[Result "1-0"]
[ECO "B86"]
[PlyCount "63"]
[EventDate "2011.02.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 140 Extra"]
[Source "ChessBase"]
[SourceDate "2011.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2011.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. Qf3 Qc7 9. Qg3 Rg8 10. Be3 e5 11. Nf5 Bxf5 12. exf5 Nbd7 13. a3 Nc5 14. Bd5 Rb8 15. 0-0 b5 16. f4 b4 17. axb4 Rxb4 18. fxe5 dxe5 19. h3 Nh5 20. Qf3 Nf4 21. b3 g5 22. Bc4 h5 23. Bxf4 gxf4 24. Nd5 Qa7 25. Kh1 Rb8 26. b4 Rg3 27. Qf2 f3 28. Qxg3 fxg2+ 29. Qxg2 Nd7 30. c3 Nf6 31. Rxa6 Qd7 32. Rxf6 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.08"]
[Round "9"]
[White "Villareal, Oscar"]
[Black "Castro, Natalia Patricia"]
[Result "0-1"]
[ECO "B32"]
[BlackElo "2015"]
[PlyCount "40"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[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 Qg6 9. Nc3 Nge7 10. Be3 f5 11. f3 fxe4 12. fxe4 0-0 13. Qd2 b5 14. Bd3 Bb7 15. 0-0-0 Qe6 16. Bc5 Nd4 17. Nd5 Bxd5 18. exd5 Qxd5 19. Bxe7 Qxa2 20. Bxf8 Qa1# 0-1

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.06"]
[Round "6"]
[White "Perez Pineda, Elkin Dario"]
[Black "Villareal, Oscar"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2170"]
[PlyCount "105"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. d3 0-0 6. Bg5 Be7 7. 0-0 h6 8. Bh4 a6 9. a4 Re8 10. Re1 d6 11. h3 Bd7 12. Ne2 Rc8 13. c3 Rf8 14. a5 Rb8 15. Bxf6 Bxf6 16. Ng3 Ne7 17. Nh2 Ng6 18. Ng4 Nf4 19. Ne3 c6 20. Qf3 Be6 21. Ngf5 Kh7 22. Red1 g6 23. Ng3 d5 24. exd5 cxd5 25. Bb3 Qd6 26. Ra4 b5 27. Raa1 Bg7 28. Nc2 Qc7 29. Nb4 Qd6 30. Re1 Ra8 31. Ne2 d4 32. Bxe6 dxc3 33. Nxf4 fxe6 34. bxc3 Rac8 35. Rac1 Rxf4 36. Qb7 Qc5 37. Re2 Rcf8 38. Rcc2 e4 39. d4 Qc4 40. Nxa6 Qd3 41. Nc5 Qd1+ 42. Kh2 R8f7 43. Qxb5 e3 44. fxe3 Rf1 45. Nxe6 Bf6 46. Rf2 Rh1+ 47. Kg3 Qe1 48. Qe2 Qg1 49. Nf4 g5 50. Nh5 Qh2+ 51. Kg4 Qd6 52. Qd3+ Kh8 53. Qf5 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.05"]
[Round "5"]
[White "Fonseca Pinto, Carlos Arturo"]
[Black "Villareal, Oscar"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2078"]
[PlyCount "99"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nd3 Nxe4 5. Nc3 d5 6. Be2 c6 7. Bf3 Nf6 8. 0-0 Bd6 9. Re1+ Be6 10. Ne5 0-0 11. d4 Nbd7 12. Bg5 Qc7 13. Bf4 Rfe8 14. Nxd7 Bxd7 15. Bxd6 Qxd6 16. Qd2 Bf5 17. a3 h6 18. h3 Bg6 19. g3 Qd7 20. Bg2 Qf5 21. Rac1 Rxe1+ 22. Qxe1 Re8 23. Qd1 Qg5 24. h4 Qf5 25. Qf3 Qe6 26. Qf4 b6 27. Bf3 Kh7 28. b4 Bf5 29. b5 Bg6 30. a4 c5 31. a5 c4 32. a6 Qd7 33. g4 Be4 34. g5 Bxf3 35. gxf6 Qh3 36. Qh2 Qf5 37. fxg7 Rg8 38. Kf1 Rxg7 39. Ne2 Bxe2+ 40. Kxe2 Qe4+ 41. Kf1 Rg4 42. Re1 Qxd4 43. Qh3 h5 44. Qf3 Qg7 45. Re7 Rg1+ 46. Ke2 Kg8 47. Re8+ Kh7 48. Qxh5+ Qh6 49. Rh8+ Kxh8 50. Qxh6+ 1-0

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "3"]
[White "Martinez, Jorge Alexander"]
[Black "Villareal, Oscar"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2201"]
[PlyCount "94"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. c4 c6 8. Nc3 Nf6 9. c5 Bc7 10. Bg5 Bg4 11. 0-0 0-0 12. h3 Bh5 13. Bf5 Nbd7 14. Qd3 Bg6 15. Rfe1 Re8 16. Rxe8+ Qxe8 17. Re1 Qf8 18. Bxf6 Nxf6 19. Ne5 Re8 20. f4 Nh5 21. Ne2 Bxf5 22. Qxf5 g6 23. Qb1 f6 24. Nd3 Re4 25. g4 Qe8 26. Kf2 Nxf4 27. Nexf4 Bxf4 28. Nxf4 Rxf4+ 29. Kg3 Re4 30. Rxe4 Qxe4 31. Qd1 f5 32. Qd2 Kg7 33. gxf5 Qxf5 34. Qe3 Qf6 35. b4 g5 36. Kg4 h6 37. a4 a6 38. Kh5 Qg6+ 39. Kg4 Qe4+ 40. Qxe4 dxe4 41. d5 Kf6 42. d6 Ke6 43. Kg3 h5 44. Kf2 g4 45. hxg4 hxg4 46. a5 Kd7 47. Ke3 g3 1/2-1/2

[Event "Bogota McGregor op 1st"]
[Site "Bogota"]
[Date "2010.12.04"]
[Round "4"]
[White "Villareal, Oscar"]
[Black "Alvarez Lora, Amaury Antonio"]
[Result "0-1"]
[ECO "D46"]
[BlackElo "2131"]
[PlyCount "90"]
[EventDate "2010.12.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 139 Extra"]
[Source "ChessBase"]
[SourceDate "2011.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2011.01.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 Bd6 7. 0-0 dxc4 8. Bxc4 b5 9. Bd3 a6 10. e4 e5 11. Bg5 0-0 12. Rc1 Bb7 13. Ne2 Re8 14. Bh4 c5 15. d5 Qb6 16. Ng3 Bf8 17. Qd2 g6 18. Bg5 Bxd5 19. exd5 e4 20. Be2 exf3 21. Bxf3 Ne5 22. Qf4 Nxf3+ 23. Qxf3 Nd7 24. Ne4 Bg7 25. Rc2 f5 26. Nc3 Ne5 27. Qg3 Qd6 28. Rd1 Nf7 29. Be3 c4 30. Ne2 Rad8 31. Kf1 Qxg3 32. hxg3 Ne5 33. Nf4 Bf8 34. b3 Rc8 35. Rdc1 Ba3 36. Rd1 Bd6 37. Bd4 cxb3 38. Rxc8 Rxc8 39. axb3 a5 40. Nd3 Nf7 41. b4 a4 42. Nc5 Ra8 43. f4 a3 44. Kf2 a2 45. Ba1 Bf8 0-1

