[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.30"]
[Round "8"]
[White "Arias Rendon, Harold Steve"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1571"]
[BlackElo "1862"]
[PlyCount "85"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 d5 8. exd5 Qxd5 9. 0-0 Bxc3 10. bxc3 0-0 11. Bg5 e4 12. Bxf6 exd3 13. Bd4 dxc2 14. Qxc2 Bf5 15. Qb2 Bd7 16. Bxg7 Rc8 17. Rad1 Qf5 18. Bd4 Bc6 19. f3 Nd7 20. Qf2 Nf8 21. Nc5 Ng6 22. Ne4 Bxe4 23. fxe4 Qe6 24. Qf6 Qxf6 25. Bxf6 Rc7 26. e5 Re8 27. Rd5 b5 28. Rf3 Kf8 29. Rh3 Kg8 30. Rd4 Rc6 31. Rg4 Rec8 32. Rd4 a5 33. a3 h6 34. Rd8+ Rxd8 35. Bxd8 Nxe5 36. Bxa5 Nc4 37. Rg3+ Kh7 38. Bb4 Ra6 39. Bf8 Ra7 40. Rg7+ Kh8 41. Rg4 Kh7 42. Rg7+ Kh8 43. Rg4 1/2-1/2

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.29"]
[Round "6"]
[White "Cano Alcaraz, Juan Jose"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "1396"]
[BlackElo "1862"]
[PlyCount "70"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Rxb1 Qxd5 5. Nf3 Qxa2 6. Bd2 Qd5 7. e3 e6 8. Rc1 c6 9. Bc4 Qd7 10. Qb3 Bd6 11. e4 b5 12. Bd3 a6 13. 0-0 Ne7 14. Rfe1 0-0 15. Qd1 Ng6 16. e5 Be7 17. h4 Rc8 18. h5 Nf8 19. Be4 a5 20. h6 g6 21. Be3 Na6 22. Nh2 Nb4 23. f4 Nd5 24. g4 a4 25. Qf3 a3 26. b3 Bb4 27. Rf1 a2 28. f5 Bc3 29. fxg6 fxg6 30. Bxd5 cxd5 31. Ra1 Bxa1 32. Rxa1 Rc3 33. g5 Rxb3 34. Ng4 Rb1+ 35. Kh2 Qf7 0-1

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.29"]
[Round "7"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Hernandez Jimenez, Xavi"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1862"]
[BlackElo "1678"]
[PlyCount "24"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. b4 Bb6 7. Bb3 Ne7 8. Nbd2 Ng6 9. Nc4 0-0 10. a4 c6 11. Nxb6 axb6 12. Be3 d5 0-1

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.28"]
[Round "4"]
[White "Rodriguez Velasco, German Enrique"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1-0"]
[ECO "D06"]
[WhiteElo "2071"]
[BlackElo "1862"]
[PlyCount "81"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. cxd5 Bxb1 4. Rxb1 Qxd5 5. Nf3 Qxa2 6. Qc2 e6 7. Bd2 Nc6 8. e3 Bb4 9. Bb5 Bxd2+ 10. Nxd2 Nge7 11. Nb3 0-0 12. Bxc6 Nxc6 13. Ra1 Nb4 14. Qc3 Qxb2 15. Qxb4 a5 16. Qa3 Qc3+ 17. Nd2 Qc2 18. Rc1 Qg6 19. 0-0 c6 20. Nc4 Ra6 21. Ne5 Qh5 22. Rc5 Rfa8 23. Nxc6 Qxc5 24. dxc5 Rxc6 25. Rb1 Ra7 26. h4 h6 27. Rb5 a4 28. g4 Rc8 29. Rb4 Rca8 30. f4 g6 31. Kf2 Kh7 32. Kf3 Kg8 33. f5 exf5 34. gxf5 g5 35. hxg5 hxg5 36. Kg4 f6 37. Re4 b5 38. cxb6 Rh7 39. Kg3 Kh8 40. Rxa4 Rb8 41. Ra8 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.28"]
[Round "5"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Dziedzic, Robert"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1862"]
[BlackElo "1601"]
[PlyCount "119"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Bc4 c6 5. Qf3 e6 6. Qg3 Qd6 7. Nge2 Qxg3 8. hxg3 Nd7 9. d4 Be7 10. a3 b5 11. Bd3 N7f6 12. Ne4 Nxe4 13. Bxe4 Bd7 14. Bd2 h6 15. c3 a5 16. g4 Rg8 17. Bh7 Rh8 18. Bd3 Rg8 19. f4 Bd6 20. 0-0 Rh8 21. Rae1 Kd8 22. Be4 h5 23. gxh5 Rxh5 24. Bf3 Rh8 25. g3 a4 26. Kf2 Nb6 27. Rh1 Kc7 28. Kg2 Nc4 29. Bc1 Rad8 30. g4 c5 31. Rd1 Bc6 32. Bxc6 Kxc6 33. Kf3 Be7 34. Ke4 g6 35. Kd3 Bf6 36. Kc2 cxd4 37. Nxd4+ Bxd4 38. Rxh8 Rxh8 39. Rxd4 Rh2+ 40. Kb1 Kc7 41. g5 Re2 42. Rd1 Na5 43. Rh1 Nb3 44. Rf1 Kc6 45. Rd1 Kc5 46. Rh1 Kd5 47. Ka2 Ke4 48. Kb1 Kf5 49. Rf1 Re4 50. Rd1 Nxc1 51. Kxc1 Rxf4 52. Rg1 f6 53. gxf6 Kxf6 54. Kc2 Rf2+ 55. Kc1 g5 56. Rg4 Rf4 57. Rg2 Kf5 58. Kd2 Rf3 59. Ke2 g4 60. Rh2 0-1

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.27"]
[Round "3"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Simancas Maradei, Miguel Alejandro"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1862"]
[BlackElo "2027"]
[PlyCount "70"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 a6 5. d3 e6 6. f4 Be7 7. Nf3 Qc7 8. 0-0 0-0 9. h3 b5 10. g4 Rd8 11. Ne2 Nc6 12. Ng3 Bf8 13. g5 Ne8 14. Kh1 Bb7 15. Bd2 d5 16. e5 Ne7 17. Qe1 a5 18. h4 d4 19. h5 Ra6 20. Nh2 f5 21. gxf6 gxf6 22. f5 Bxg2+ 23. Kxg2 exf5 24. Nxf5 Qxe5 25. Qxe5 fxe5 26. Ng4 Nf6 27. Nxf6+ Rxf6 28. Nxe7+ Bxe7 29. Rxf6 Bxf6 30. Bxa5 Rc8 31. Kf3 Kf7 32. Ke4 Ke6 33. Bd2 Ra8 34. a3 Be7 35. Rg1 Bf6 1/2-1/2

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.26"]
[Round "1"]
[White "Aguirre Aldana, Joan Sebastian"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "1600"]
[BlackElo "1862"]
[PlyCount "70"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 Bf5 3. Bf4 e6 4. e3 c6 5. Nc3 Nd7 6. Nf3 h6 7. h3 Ngf6 8. Bd3 Bxd3 9. Qxd3 Qb6 10. 0-0 Qa6 11. Qe2 Qxc4 12. Qxc4 dxc4 13. a4 Nd5 14. Bg3 Bb4 15. Rfc1 a5 16. e4 Bxc3 17. bxc3 N5f6 18. Nd2 Nb6 19. Rcb1 Nfd7 20. Bd6 Kd8 21. f3 Kc8 22. Kf2 Re8 23. f4 Ra6 24. Kf3 f5 25. Ra3 g6 26. g3 Nf6 27. Bc5 Nxe4 28. Nxe4 fxe4+ 29. Kxe4 Nd5 30. Bd6 b6 31. Kf3 Ra7 32. Be5 Rf7 33. Ke2 g5 34. Rf1 gxf4 35. Bxf4 Nxf4+ 0-1

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.29"]
[Round "6"]
[White "Marin, Luis Eduardo"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1535"]
[BlackElo "2051"]
[PlyCount "58"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. 0-0 d6 7. Be3 Nf6 8. a4 Be7 9. axb5 axb5 10. Rxa8 Bxa8 11. Nc3 b4 12. Ne2 Ng4 13. Bd2 0-0 14. c3 bxc3 15. Bxc3 Nd7 16. h3 Nge5 17. Nxe5 Nxe5 18. f4 Nc6 19. d4 Qb6 20. Kh1 Bb7 21. dxc5 Qxc5 22. Nd4 Rd8 23. Nxc6 Qxc6 24. Qg4 g6 25. f5 exf5 26. Rxf5 Bc8 27. e5 Bxf5 28. Qd4 d5 29. e6 f6 0-1

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.28"]
[Round "5"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Barrera Caicedo, Hubert Steven"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2051"]
[BlackElo "1876"]
[PlyCount "88"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 h5 4. Bg2 h4 5. g4 a6 6. h3 b5 7. d3 Bb7 8. f4 Ne7 9. Nf3 d5 10. e5 d4 11. Ne4 Nd5 12. 0-0 Nc6 13. Bd2 Qc7 14. Nfg5 0-0-0 15. a3 Kb8 16. Qe1 Re8 17. Nd6 Bxd6 18. exd6 Qd7 19. Ne4 f5 20. Nxc5 Qxd6 21. Nxb7 Kxb7 22. g5 e5 23. Bb4 Ndxb4 24. Qxb4 Kc7 25. Qxd6+ Kxd6 26. Rae1 g6 27. Bxc6 Kxc6 28. fxe5 Kd5 29. e6 Rxe6 30. Rxe6 Kxe6 31. Re1+ Kd6 32. Kf2 Rh5 33. Re8 Rxg5 34. Ra8 Rg3 35. Rxa6+ Ke5 36. Rb6 Rxh3 37. Rxb5+ Kf4 38. Kg2 Re3 39. a4 Re2+ 40. Kf1 Rxc2 41. Ke1 h3 42. Kd1 Rc7 43. Rb4 h2 44. Rxd4+ Kg3 0-1

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.27"]
[Round "2"]
[White "Giraldo, Edwin"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1892"]
[BlackElo "2051"]
[PlyCount "95"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Bc4 e6 6. Nf3 b5 7. Bb3 Bb7 8. Qe2 Bb4 9. 0-0 Nf6 10. Bg5 Bxc3 11. bxc3 Qc7 12. Bxf6 gxf6 13. Rac1 Nc6 14. c4 b4 15. Rfd1 Ke7 16. Ba4 Rad8 17. Qe3 Qa5 18. Bb3 Rhg8 19. c5 Qc7 20. Rd6 Ne5 21. Nd4 Rg6 22. f3 Bc6 23. Rd1 Rdg8 24. Rd2 Kf8 25. Nxc6 dxc6 26. h3 Rg3 27. Qh6+ Ke7 28. Kh1 R3g6 29. Qxh7 R6g7 30. Qh4 Qc8 31. f4 Ng6 32. Rd7+ Qxd7 33. Rxd7+ Kxd7 34. Qxf6 Ne7 35. g4 Rh7 36. Kg2 Rgh8 37. f5 Rxh3 38. fxe6+ Ke8 39. exf7+ Kf8 40. Qd6 Rh2+ 41. Kg3 R8h3+ 42. Kf4 Rf2+ 43. Ke5 Rxf7 44. Bxf7 Kxf7 45. Qe6+ Kf8 46. g5 Rg3 47. Qf6+ Ke8 48. Ke6 1-0

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.27"]
[Round "3"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Galindo, Gustavo"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2051"]
[BlackElo "1912"]
[PlyCount "15"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Be4 5. f3 Bg6 6. h4 h5 7. e6 Qd6 8. Ne2 1/2-1/2

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "6"]
[White "Acosta, Alejandro"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1-0"]
[ECO "B87"]
[PlyCount "81"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. 0-0 Be7 9. Qf3 Bb7 10. Bxe6 fxe6 11. Nxe6 Qc8 12. Nxg7+ Kd8 13. Nf5 Rf8 14. Bg5 Qe6 15. Rfe1 Ng8 16. Nd4 Rxf3 17. Nxe6+ Kd7 18. gxf3 Kxe6 19. Bf4 Nd7 20. Ne2 Bf6 21. Rad1 Be5 22. Bc1 Ngf6 23. Ng3 Rg8 24. f4 h5 25. fxe5 Nxe5 26. Kf1 Nf3 27. Bf4 h4 28. Rxd6+ Kf7 29. Red1 hxg3 30. hxg3 Bxe4 31. Rxa6 Nh2+ 32. Ke1 Re8 33. Kd2 Bf3 34. Re1 Rd8+ 35. Kc1 Ne4 36. Ra7+ Kg6 37. Re7 Nxf2 38. b3 Kf5 39. R1e5+ Kg4 40. Rh7 Nh3 41. Rh4# 1-0

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "11"]
[White "Baquero, Luis A"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "107"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6 5. d3 Qd7 6. Nd5 Nd8 7. f4 c6 8. Ne3 exf4 9. gxf4 Be7 10. Nf3 Bh3 11. 0-0 Nh6 12. f5 Bxg2 13. Nxg2 Qxf5 14. Bxh6 gxh6 15. Nd4 Qg6 16. Kh1 Ne6 17. Nf5 Rg8 18. Rf2 Rd8 19. e4 h5 20. Qf1 Bg5 21. Ngh4 Bxh4 22. Nxh4 Qg7 23. Rg2 Qh8 24. Rxg8+ Qxg8 25. Qf2 Qg5 26. Rf1 Qg7 27. Nf5 Qe5 28. Qh4 Nc5 29. Nh6 Rd7 30. Rg1 Re7 31. Nf5 a5 32. Qxe7+ Qxe7 33. Nxe7 Kxe7 34. Rg3 Ke6 35. Kg2 Ke5 36. Kf2 Kd4 37. Ke2 Na4 38. b3 Nc3+ 39. Kd2 Nxa2 40. Rf3 Nb4 41. Rf6 Ke5 42. Rxf7 b5 43. Rf5+ Ke6 44. Kc3 Na2+ 45. Kb2 Nb4 46. d4 bxc4 47. bxc4 a4 48. Rxh5 a3+ 49. Kxa3 Nc2+ 50. Kb2 Nxd4 51. Kc3 Nf3 52. c5 dxc5 53. e5 Nd4 54. Rxh7 1-0

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "2"]
[White "Castro Rojas, Oscar Humberto"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2415"]
[PlyCount "73"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Ne7 7. d4 Qb6 8. Nge2 0-0 9. 0-0 Bd7 10. Qd2 Rd8 11. dxc5 dxc5 12. Rfd1 Na6 13. Qc1 Bc6 14. Rxd8+ Rxd8 15. h4 Nc8 16. h5 Nd6 17. Rb1 Nc4 18. Bh6 Nb4 19. Bxg7 Kxg7 20. h6+ Kf8 21. Qg5 Nxc2 22. Qf6 Nd4 23. Nf4 Ke8 24. Qh8+ Ke7 25. Qxh7 Ne5 26. Qg7 Qc7 27. h7 Qb8 28. Ncd5+ Bxd5 29. exd5 Nf5 30. d6+ Kxd6 31. Rd1+ Nd4 32. Ne2 Ke7 33. Nxd4 cxd4 34. Rxd4 Rc8 35. Rd1 Ng4 36. Qd4 Nf6 37. Qb4+ 1-0

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "9"]
[White "Gonzalez Rodriguez, Jorge Armando"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1-0"]
[ECO "A25"]
[PlyCount "53"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6 5. Nd5 Qd7 6. e3 Nd8 7. d3 c6 8. Nc3 Nf6 9. h3 h6 10. Nge2 d5 11. cxd5 cxd5 12. d4 Bd6 13. dxe5 Bxe5 14. f4 Bxc3+ 15. Nxc3 Nc6 16. g4 d4 17. exd4 Nxd4 18. 0-0 0-0-0 19. Be3 Kb8 20. Rf2 Nc6 21. Qa4 Qd3 22. Re1 Bd5 23. Bf1 Qh7 24. f5 h5 25. Nb5 Nd7 26. Qf4+ Nde5 27. Bxa7+ 1-0

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "4"]
[White "Mendoza, Rafael Enrique"]
[Black "Silva Ortiz, Marco Aurelio"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2270"]
[PlyCount "124"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 b6 7. Be2 e5 8. Nf3 h6 9. Bc4 Bb7 10. 0-0 Qc8 11. Qd3 Nbd7 12. Be3 Nc5 13. Bxc5 Qxc5 14. Rad1 Be7 15. Bb3 Bc6 16. Qe2 b5 17. axb5 axb5 18. Nd5 Bxd5 19. Bxd5 Nxd5 20. Rxd5 Qc4 21. Re1 Qxe2 22. Rxe2 Rb8 23. Ne1 0-0 24. Nd3 Rfc8 25. g3 Rb6 26. c3 Ra8 27. Kg2 Ra1 28. Nb4 Bf8 29. h4 h5 30. Red2 Rb1 31. Kf3 f6 32. Ke2 Kf7 33. Nd3 Ke6 34. f4 g6 35. Rd1 Rxd1 36. Kxd1 Bh6 37. Ke2 exf4 38. gxf4 f5 39. Kf3 Bf8 40. Nb4 Be7 41. exf5+ gxf5 42. Rd1 Bxh4 43. Rh1 Bf6 44. Rxh5 d5 45. Rh6 Rd6 46. Nc2 Ra6 47. Nd4+ Kf7 48. Nxf5 Ra2 49. Nd6+ Ke7 50. Nxb5 Rxb2 51. Nc7 Rd2 52. Rh7+ Kd8 53. Ne6+ Ke8 54. Rh5 Bxc3 55. Nc7+ Kf7 56. Nxd5 Bg7 57. Ne3 Ra2 58. Rb5 Bh6 59. Rb7+ Kf8 60. Nf5 Bxf4 61. Kxf4 Ra6 62. Kg5 Ke8 1/2-1/2

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "8"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Alzate, Dario"]
[Result "0-1"]
[ECO "B95"]
[BlackElo "2365"]
[PlyCount "74"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 a6 6. Bd3 Nf6 7. Bg5 Be7 8. Qd2 h6 9. Be3 Ng4 10. 0-0 Nc6 11. Nxc6 bxc6 12. Bf4 e5 13. Bg3 h5 14. h3 h4 15. Bh2 Nxh2 16. Kxh2 Bg5 17. Qd1 Be6 18. Be2 g6 19. Qd3 Qd7 20. Rad1 Ke7 21. Na4 Qc7 22. c4 Rhd8 23. c5 d5 24. Nb6 Rab8 25. Qxa6 dxe4 26. Kh1 e3 27. fxe3 Bxe3 28. b4 e4 29. Bc4 Rxd1 30. Rxd1 Rd8 31. Rf1 Bf5 32. Bb3 Rd2 33. Qc4 Kf8 34. Qc3 Qg3 35. Qh8+ Ke7 36. Nc8+ Kd7 37. Nb6+ Kc7 0-1

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "1"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Betancourt Giraldo, David Rogelio"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "2215"]
[PlyCount "70"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. exd5 cxd5 6. Bb5+ Bd7 7. Qe2 Nf6 8. 0-0 0-0 9. Bg5 e6 10. Ne5 a6 11. Ba4 b5 12. Bb3 Nc6 13. Nxc6 Bxc6 14. Qf3 h6 15. Bh4 g5 16. Bg3 Ne4 17. Ne2 Nd2 18. Qh5 Nxf1 19. Rxf1 Be8 20. f4 b4 21. fxg5 hxg5 22. c3 bxc3 23. bxc3 f5 24. Qf3 f4 25. Be1 Bg6 26. h4 Ra7 27. Qg4 Qe8 28. Rf2 Bh5 29. Qh3 g4 30. Qd3 Bh6 31. c4 g3 32. Nxg3 fxg3 33. Qxg3+ Rg7 34. Rxf8+ Qxf8 35. Qe5 Rxg2+ 0-1

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "5"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Garcia, Gildardo"]
[Result "0-1"]
[ECO "C54"]
[BlackElo "2400"]
[PlyCount "124"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. c3 a6 6. Bg5 h6 7. Bh4 Be7 8. Nbd2 d6 9. Bb3 Na5 10. Bc2 c5 11. d4 Nh5 12. Bxe7 Qxe7 13. d5 c4 14. b4 cxb3 15. axb3 Qc7 16. b4 Nc4 17. Nxc4 Qxc4 18. Nd2 Qxc3 19. Rc1 Qa3 20. Ra1 Qc3 21. Rc1 Bd7 22. Qxh5 Rc8 23. Qd1 Bb5 24. h4 0-0 25. Rh3 Qxb4 26. Rb3 Qc5 27. Rbb1 Qd4 28. Nf1 Rxc2 29. Qxc2 Bd3 30. Qb2 Qxe4+ 31. Ne3 f5 32. Qb4 Bxb1 33. Qxb1 Qxh4 34. Qxb7 f4 35. Rc7 Qg5 36. Nf1 Qxg2 37. Qxa6 Qe4+ 38. Qe2 Qb1+ 39. Kd2 Rb8 40. Rc2 Rb4 41. Kc3 Qb3+ 42. Kd2 Rd4+ 43. Kc1 Qa3+ 44. Rb2 Qa1+ 45. Kc2 f3 46. Qb5 Qd1+ 47. Kc3 Rxd5 48. Qc4 Qc1+ 49. Kb3 Qxc4+ 50. Kxc4 Rd4+ 51. Kc3 Kf7 52. Nd2 Ra4 53. Rb7+ Kf6 54. Nc4 d5 55. Nb6 Ra3+ 56. Kd2 d4 57. Nd7+ Kf5 58. Rb5 Ra2+ 59. Kd3 Re2 60. Ra5 Kf4 61. Nc5 e4+ 62. Kxd4 Rd2+ 0-1

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "3"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Garcia Alarcon, Alvaro"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "113"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bxc5 6. Bd3 Qc7 7. Qe2 Nge7 8. Bf4 Ng6 9. Bg3 Nd4 10. Nxd4 Bxd4 11. Bxg6 hxg6 12. c3 Bb6 13. 0-0 Bd7 14. Nd2 Bc6 15. Rac1 Rd8 16. Qg4 Qe7 17. Nf3 Bb5 18. Rfe1 Rc8 19. Bh4 Qd7 20. Rcd1 Rc4 21. Qg3 a5 22. Bg5 a4 23. Nd2 Rc8 24. Ne4 Bc5 25. Nd6+ Bxd6 26. exd6 Bc4 27. Be7 Bxa2 28. Qe5 Rh7 29. Rd3 Rc6 30. Rh3 Rxh3 31. Qxg7 Qc8 32. gxh3 d4 33. Qf8+ Kd7 34. Qxf7 Qe8 35. Qg7 dxc3 36. bxc3 Bd5 37. Ra1 Rc4 38. Rb1 Kc6 39. Bf8 Qd7 40. Rb6+ Kxb6 41. Qxd7 a3 42. Qd8+ Kb5 43. Qe8+ Bc6 44. Qxg6 a2 45. Qh5+ Bd5 46. Qd1 Kc6 47. Bg7 Kd7 48. Bd4 Kxd6 49. f4 Rc8 50. Be5+ Ke7 51. f5 Rg8+ 52. Bg3 Ra8 53. Qa1 Bc4 54. Bh4+ Kf7 55. f6 Rg8+ 56. Kf2 Rg2+ 57. Kxg2 1-0

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "7"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Gutierrez Herrera, Jose Antonio"]
[Result "1/2-1/2"]
[ECO "B66"]
[PlyCount "135"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Be7 7. Qd2 Nc6 8. 0-0-0 a6 9. Qe1 Nxd4 10. Rxd4 e5 11. Rd1 Be6 12. Bxf6 Bxf6 13. Nd5 Bg5+ 14. Kb1 0-0 15. h4 Bxh4 16. g3 Bg5 17. Bh3 Bh6 18. Qe2 Bxh3 19. Rxh3 Kh8 20. Rdh1 f5 21. Ne3 fxe4 22. Ng4 d5 23. Nxh6 gxh6 24. Rxh6 Rf7 25. f3 Qg5 26. fxe4 Raf8 27. a3 d4 28. R1h3 Qe3 29. Qd3 Qxd3 30. cxd3 Rc7 31. Re6 Rf3 32. Rxe5 Rxd3 33. Rd5 Kg7 34. Rdh5 Kg8 35. Rd5 Rd1+ 36. Ka2 Re7 37. e5 d3 38. g4 d2 39. Rhd3 Kf7 40. Kb3 Re1 41. Rxd2 R1xe5 42. Kb4 Rxd5 43. Rxd5 Ke6 44. Rh5 Kd6 45. Rh6+ Ke5 46. Kc5 Kf4 47. b4 Kxg4 48. a4 Kg5 49. Rh1 h5 50. b5 axb5 51. axb5 h4 52. Kb6 Rh7 53. Ka7 Kg4 54. b6 h3 55. Rc1 h2 56. Rc4+ Kf3 57. Rc1 Rg7 58. Rc3+ Kg4 59. Rc7 Rg5 60. Rc1 Kh3 61. Rh1 Rg7 62. Rc1 Kh4 63. Rh1 Kg3 64. Rc1 Rf7 65. Rc7 Rf4 66. Rc1 Rf7 67. Rc7 Rf4 68. Rc1 1/2-1/2

[Event "COL-ch34"]
[Site "Bogota"]
[Date "1986.??.??"]
[Round "10"]
[White "Silva Ortiz, Marco Aurelio"]
[Black "Zapata, Alonso"]
[Result "1/2-1/2"]
[ECO "B22"]
[BlackElo "2515"]
[PlyCount "126"]
[EventDate "1986.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be3 cxd4 7. cxd4 Nf6 8. a3 Be7 9. Nc3 Qd6 10. Bd3 Nc6 11. 0-0 0-0 12. Qc2 Rd8 13. Rad1 g6 14. Ne4 Qd5 15. Nxf6+ Bxf6 16. Be4 Qb5 17. Rd3 Ne7 18. Rc3 Bd7 19. Rc5 Qb6 20. Ne5 Bb5 21. Rc1 Nd5 22. Bxd5 exd5 23. a4 Be8 24. Nd3 Be7 25. Rc3 Qa5 26. b3 Qb6 27. Qe2 Qf6 28. Qg4 Bd7 29. Qf4 Bf5 30. Ne5 Rac8 31. g4 Be6 32. Qxf6 Bxf6 33. Rxc8 Bxc8 34. f3 Be7 35. Nd3 g5 36. h3 Kf8 37. Kf2 Ke8 38. Bd2 Bf6 39. Ne5 Be6 40. f4 gxf4 41. Bxf4 Ra8 42. Bd2 Bd8 43. Nd3 b6 44. Rc6 Rc8 45. Rxc8 Bxc8 46. Nb4 Bb7 47. Bf4 Kd7 48. Nd3 Be7 49. Ke3 f6 50. Bg3 Kc6 51. Be1 a5 52. Nf4 Kd7 53. Nh5 Bc6 54. Bh4 Ke6 55. Bg3 Bd8 56. Ng7+ Kd7 57. Nf5 b5 58. axb5 Bxb5 59. Be1 Bf1 60. h4 Ba6 61. Bg3 Kc6 62. Bd6 Bc8 63. Be7 Kd7 1/2-1/2

