[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.04.28"]
[Round "7"]
[White "Marcella, Guillermo"]
[Black "Vergara, Luis"]
[Result "1/2-1/2"]
[ECO "C49"]
[BlackElo "2045"]
[PlyCount "31"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. Bxc6 bxc6 6. 0-0 0-0 7. d3 Bxc3 8. bxc3 d6 9. h3 Re8 10. c4 Rb8 11. c3 d5 12. cxd5 cxd5 13. exd5 Qxd5 14. Be3 e4 15. dxe4 Qxd1 16. Rfxd1 1/2-1/2

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.04.27"]
[Round "6"]
[White "Majul, Isolina"]
[Black "Marcella, Guillermo"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2088"]
[PlyCount "99"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be2 Qc7 7. a4 Bb4 8. 0-0 Nf6 9. Nxc6 dxc6 10. Qd3 0-0 11. Rd1 e5 12. Bg5 Be6 13. Qg3 Kh8 14. Bxf6 gxf6 15. Qh4 Be7 16. Qh5 Rg8 17. Rd3 Rg5 18. Qf3 Rag8 19. g3 Qb6 20. b3 Bg4 21. Qg2 Be6 22. Rad1 Bc5 23. Bf3 Qc7 24. Ne2 Qc8 25. h4 R5g7 26. Kh2 Be7 27. Nc3 Qf8 28. Ne2 Rg6 29. Bh5 Rh6 30. Bf3 f5 31. exf5 Bxf5 32. Re3 Bxh4 33. Kg1 Bf6 34. Be4 Be6 35. Nc3 Bh3 36. Qh2 Bg4 37. Qg2 Bxd1 38. Nxd1 Bg5 39. Rf3 Qg7 40. Nc3 Rd8 41. Bd3 b5 42. axb5 cxb5 43. Ne4 Rg8 44. Rf5 f6 45. Qf3 Qd7 46. Nc5 Qd6 47. Ne4 Qe6 48. Nc5 Qd6 49. Ne4 Qe6 50. Nc5 1/2-1/2

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.04.24"]
[Round "5"]
[White "Barros, Raul"]
[Black "Marcella, Guillermo"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2105"]
[PlyCount "123"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. d4 Nc6 5. c3 cxd4 6. cxd4 Bb4+ 7. Nc3 Nge7 8. Bd3 h6 9. 0-0 Bxc3 10. bxc3 Bd7 11. Nh4 Na5 12. f4 Qc7 13. Bd2 g6 14. Qe1 Nc4 15. Rc1 b5 16. g4 0-0-0 17. Ng2 h5 18. g5 Bc6 19. Ne3 Kd7 20. Nc2 Nb2 21. Be2 Nf5 22. Nb4 Qb7 23. Rb1 Nc4 24. a4 a6 25. Nd3 Ke7 26. Nc5 Qb6 27. Bd3 Rb8 28. Kh1 Qa5 29. axb5 Bxb5 30. Ra1 Qb6 31. Bc1 Qc6 32. Rf2 Kf8 33. Rfa2 Ra8 34. Bxf5 exf5 35. e6 fxe6 36. Qxe6 Qxe6 37. Nxe6+ Kf7 38. Nc7 Ra7 39. Nxb5 Re7 40. Rxa6 Re2 41. Ra7+ Re7 42. Rxe7+ Kxe7 43. Ra7+ Ke6 44. Ba3 Nxa3 45. Nxa3 Rb8 46. Rg7 Rb3 47. Rxg6+ Ke7 48. Ra6 Rxc3 49. Nb5 Rc2 50. g6 h4 51. g7 Kf7 52. Ra7+ Kg8 53. h3 Rc6 54. Nc7 Kxg7 55. Nxd5+ Kh6 56. Ne7 Rc1+ 57. Kg2 Rc2+ 58. Kf3 Rc3+ 59. Ke2 Rxh3 60. d5 Rb3 61. d6 Rb2+ 62. Kd3 0-1

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "3"]
[White "Alzate, Luz Aleida"]
[Black "Marcella, Guillermo"]
[Result "0-1"]
[ECO "E00"]
[PlyCount "72"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bg5 Bb4+ 4. Nd2 c5 5. Ngf3 d6 6. a3 Bxd2+ 7. Qxd2 Nbd7 8. e3 Qc7 9. Bd3 b6 10. 0-0 Bb7 11. Ne1 h6 12. Bh4 0-0 13. dxc5 dxc5 14. Bg3 Qc6 15. Nf3 Rfd8 16. Qc2 e5 17. Be2 Qe6 18. h3 e4 19. Nd2 Ne5 20. Rfd1 Rd7 21. Qc3 Nd3 22. Bh4 g5 23. Bg3 Rad8 24. Nf1 h5 25. Rd2 h4 26. Bh2 Qf5 27. Bd1 Re7 28. Bc2 g4 29. hxg4 Nxg4 30. Bf4 Qg6 31. Bd1 Red7 32. Bxg4 Qxg4 33. Nh2 Qg6 34. Qc2 Nxf4 35. exf4 Rxd2 36. Qc3 e3 0-1

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "5"]
[White "Bermudez Barrera, Eduardo"]
[Black "Marcella, Guillermo"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2190"]
[PlyCount "89"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 e6 2. e4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Nc3 a6 9. Be3 Qc7 10. a4 d6 11. f4 Nxd4 12. Bxd4 e5 13. Bf2 Bd7 14. a5 Rac8 15. f5 Bc6 16. Bb6 Qd7 17. g4 h6 18. h4 Nh7 19. Qe1 Kh8 20. Qg3 g5 21. fxg6 fxg6 22. g5 Rxf1+ 23. Rxf1 Rf8 24. gxh6 Rxf1+ 25. Bxf1 Qe6 26. Nd5 Bxd5 27. exd5 Qf5 28. c4 Nf6 29. b4 Nh5 30. Qh3 Qf4 31. Be3 Qe4 32. Bf2 Bf8 33. Bd3 Qf4 34. Be3 Qf6 35. Qg4 Nf4 36. Bxf4 exf4 37. Qxg6 Qe7 38. h7 Bg7 39. Qe6 Bd4+ 40. Kf1 Qf8 41. c5 dxc5 42. d6 cxb4 43. d7 Bf6 44. Qe8 Kg7 45. Qxf8+ 1-0

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "2"]
[White "Berrio, Ana"]
[Black "Marcella, Guillermo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1805"]
[BlackElo "1980"]
[PlyCount "90"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 g6 2. g3 Bg7 3. Bg2 d5 4. Nf3 Nf6 5. 0-0 0-0 6. Nc3 c6 7. Re1 Bg4 8. Bg5 Qd7 9. Qd2 Qf5 10. Nh4 Qd7 11. Bh6 Na6 12. a3 Rfe8 13. Bxg7 Kxg7 14. e4 dxe4 15. Nxe4 Nxe4 16. Bxe4 Rad8 17. c3 Nc5 18. Qf4 Nxe4 19. Rxe4 Bh3 20. Nf3 f6 21. g4 Qd6 22. Qe3 Qc7 23. Ne5 fxe5 24. Qxh3 exd4 25. Rxd4 Qe5 26. Rad1 Rxd4 27. Rxd4 c5 28. Ra4 Rd8 29. Qf3 Qe1+ 30. Kg2 Rd1 31. Re4 Qh1+ 32. Kg3 Rg1+ 33. Kf4 Qxh2+ 34. Ke3 Qd6 35. Qe2 Rh1 36. f3 e6 37. b4 b6 38. bxc5 bxc5 39. Ra4 a5 40. Rxa5 Rh2 41. Ra7+ Kf6 42. Qd3 Qe5+ 43. Qe4 Qxc3+ 44. Kf4 Qd2+ 45. Qe3 g5+ 0-1

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "4"]
[White "Cayon, Rafael A"]
[Black "Marcella, Guillermo"]
[Result "1/2-1/2"]
[ECO "C41"]
[PlyCount "109"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. c3 b5 6. Bd3 Be7 7. a4 bxa4 8. Qxa4 Nb6 9. Qa5 exd4 10. Nxd4 Bd7 11. Be3 Nf6 12. Nf5 0-0 13. Bxb6 Qe8 14. Bd4 c5 15. Nxe7+ Qxe7 16. Bxf6 Qxf6 17. 0-0 Qf4 18. Qc7 Be6 19. Rxa7 Rac8 20. Qa5 c4 21. Bc2 Rc5 22. Qb6 Bh3 23. f3 Qe3+ 24. Rf2 Bxg2 25. e5 Bh3 26. Nd2 Qg5+ 27. Kh1 Rxe5 28. Ra1 Rfe8 29. Ne4 Qf4 30. Ba4 Rxe4 31. Bxe8 Rxe8 32. Qd4 Qxd4 33. cxd4 d5 34. Re2 Be6 35. f4 g6 36. Kg2 Kg7 37. Kg3 Rb8 38. Ra7 Rb3+ 39. Kg2 Kf6 40. Ra3 Rb6 41. Ra5 Kf5 42. Ra3 Kxf4 43. Rf3+ Kg5 44. Kg3 f5 45. h4+ Kf6 46. Rfe3 h6 47. Re5 g5 48. hxg5+ hxg5 49. Kf3 Rb3+ 50. R5e3 Rb6 51. Rh2 f4 52. Rh6+ Kf7 53. Re5 Rb3+ 54. Ke2 Rxb2+ 55. Kd1 1/2-1/2

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "4"]
[White "Manotas, S Franklin"]
[Black "Marcella, Guillermo"]
[Result "1/2-1/2"]
[ECO "B33"]
[PlyCount "111"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Qc7 7. f3 e6 8. a3 d6 9. Qd2 Be7 10. 0-0-0 0-0 11. Kb1 Bd7 12. g4 Nxd4 13. Bxd4 e5 14. Be3 Be6 15. Qf2 Nd7 16. h4 b5 17. Nd5 Bxd5 18. Rxd5 Rfc8 19. g5 Qc6 20. Bh3 Rc7 21. Bxd7 Qxd7 22. h5 g6 23. hxg6 fxg6 24. Qh2 Bf8 25. f4 Rac8 26. c3 exf4 27. Bxf4 Qe6 28. Rd4 Rd8 29. Ka1 Rcd7 30. Bg3 a5 31. e5 dxe5 32. Bxe5 b4 33. Bc7 Rc8 34. Bxa5 bxa3 35. bxa3 Bxa3 36. Qa2 Qxa2+ 37. Kxa2 Rxd4 38. cxd4 Ra8 39. Kxa3 Rxa5+ 40. Kb4 Rxg5 41. Kc4 h5 42. d5 Kf7 43. Re1 Rg2 44. d6 Rd2 45. Kc5 g5 46. Kc6 g4 47. d7 Kf6 48. Re8 h4 49. d8Q+ Rxd8 50. Rxd8 h3 51. Rh8 Ke5 52. Kc5 Kf4 53. Kd4 Kg3 54. Ke3 h2 55. Rh7 Kg2 56. Kf4 1/2-1/2

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "6"]
[White "Marcella, Guillermo"]
[Black "Abello, Ernesto"]
[Result "1-0"]
[ECO "D58"]
[PlyCount "81"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Nbd7 5. Bg5 Be7 6. e3 h6 7. Bh4 0-0 8. Bd3 b6 9. 0-0 Bb7 10. Qe2 c5 11. cxd5 Nxd5 12. Bg3 cxd4 13. Nxd4 Nxc3 14. bxc3 Nc5 15. Bc2 Ne4 16. Qg4 Nf6 17. Qh3 Re8 18. Rfd1 Qc8 19. Nb5 Nd5 20. Bd3 a6 21. Nd6 Bxd6 22. Bxd6 Qd7 23. Be5 Qe7 24. Qg3 f6 25. Bd6 Qd7 26. c4 Ne7 27. Ba3 Qc6 28. f3 Rac8 29. Be4 Nf5 30. Bxc6 Nxg3 31. Bxb7 Rb8 32. Bxa6 Ne2+ 33. Kf2 Nc3 34. Rd3 Na4 35. Bb5 Nc5 36. Bxc5 bxc5 37. Bxe8 Rxe8 38. a4 Ra8 39. a5 Kf7 40. a6 Ke7 41. a7 1-0

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "6"]
[White "Marcella, Guillermo"]
[Black "Bobadilla, Mario"]
[Result "1-0"]
[ECO "B38"]
[PlyCount "77"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 0-0 5. e4 d6 6. h3 c5 7. Be3 cxd4 8. Bxd4 Nc6 9. Be3 Bd7 10. Be2 Rc8 11. 0-0 a6 12. Rc1 Na5 13. b3 b5 14. cxb5 axb5 15. e5 dxe5 16. Nxb5 Rxc1 17. Qxc1 Qb8 18. Na3 Nd5 19. Nc4 Rc8 20. Qd2 Nxc4 21. Bxc4 Nxe3 22. Qxe3 Bc6 23. Rd1 e6 24. Ne1 Qa8 25. Qe2 Bd5 26. Rc1 Qa3 27. Rc2 e4 28. g3 Bd4 29. Kh2 Bxc4 30. Rxc4 Rxc4 31. bxc4 Qc5 32. Kg2 f5 33. Nc2 e5 34. g4 Qc6 35. Nb4 Qa8 36. Nd5 Qa7 37. gxf5 gxf5 38. Qh5 Qxa2 39. Qg5+ 1-0

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "2"]
[White "Marcella, Guillermo"]
[Black "Caldera, Anuar Alfonso"]
[Result "1/2-1/2"]
[ECO "C78"]
[PlyCount "89"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bb7 7. Ng5 d5 8. exd5 Nd4 9. Nc3 Nxb3 10. axb3 Nxd5 11. d3 Be7 12. Nf3 Nxc3 13. bxc3 f6 14. Be3 0-0 15. b4 e4 16. Nd4 Re8 17. Qg4 Bf8 18. Rfd1 Qd5 19. Nb3 f5 20. Qh3 Rad8 21. Bd4 Re6 22. Be3 Rg6 23. Kf1 exd3 24. Rxd3 Qxg2+ 25. Qxg2 Bxg2+ 26. Ke2 Rxd3 27. cxd3 Re6 28. Kd2 Bd5 29. Nd4 Rf6 30. Bf4 c5 31. bxc5 Bxc5 32. Be5 Bxd4 33. Bxf6 Bxf6 34. Rxa6 Be5 35. Rb6 Bxh2 36. Rxb5 Be6 37. Ke3 h5 38. d4 h4 39. d5 Bf7 40. c4 h3 41. Rb1 Bd6 42. Kd4 Bh5 43. c5 Bf4 44. Rh1 Bf3 45. Rxh3 1/2-1/2

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "7"]
[White "Marcella, Guillermo"]
[Black "Castro, Edgar Jose"]
[Result "1-0"]
[ECO "E38"]
[PlyCount "57"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 0-0 5. Qc2 c5 6. e3 Bxc3+ 7. bxc3 b6 8. Bd3 d6 9. e4 Nbd7 10. h3 e5 11. 0-0 Re8 12. a4 Bb7 13. d5 Nf8 14. Kh2 Ng6 15. g3 Bc8 16. Be3 a5 17. Rab1 h5 18. Bg5 Qd7 19. Ng1 Nh7 20. Be3 Rb8 21. Rb2 Nf6 22. Rfb1 Qd8 23. Qd2 Bd7 24. Bc2 Kh7 25. Bg5 Rh8 26. f4 Ne7 27. Nf3 Qc7 28. fxe5 dxe5 29. Nxe5 1-0

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "5"]
[White "Marcella, Guillermo"]
[Black "Penuela, Jorge"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "53"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nd7 3. Bf4 Ngf6 4. e3 e6 5. Nbd2 c5 6. c3 cxd4 7. exd4 Be7 8. Bd3 0-0 9. 0-0 Re8 10. h3 Nh5 11. Bh2 a6 12. Ne5 Nhf6 13. Qe2 Qb6 14. Ndf3 Nxe5 15. dxe5 Nd7 16. Bf4 f6 17. Rac1 fxe5 18. Nxe5 Nxe5 19. Bxe5 Bd6 20. Bxh7+ Kxh7 21. Qh5+ Kg8 22. Qxe8+ Kh7 23. Rce1 Qc7 24. f4 b5 25. Bxd6 Qxd6 26. Re5 g6 27. g4 1-0

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.??.??"]
[Round "2"]
[White "Marcella, Guillermo"]
[Black "Rada, Daniel Eloy"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "135"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. Qd2 b5 10. f3 0-0 11. g4 d5 12. exd5 Nxd5 13. Nxd5 Qxd5 14. Qxd5 Bxd5 15. 0-0-0 Be6 16. Kb1 Nc6 17. c3 f5 18. h4 Rad8 19. g5 f4 20. Rxd8 Rxd8 21. Bb6 Rd6 22. Bc5 Rd5 23. Bxe7 Nxe7 24. c4 bxc4 25. Bxc4 Rd6 26. Bxe6+ Rxe6 27. Re1 Nf5 28. h5 Ng3 29. Nc5 Re7 30. Nd3 Nxh5 31. Nxe5 h6 32. g6 Ng3 33. Kc2 Re6 34. Kd3 Kf8 35. Kd4 Ke7 36. Kd5 Rd6+ 37. Kc5 Rd2 38. Nc4+ Re2 39. Rxe2+ Nxe2 40. a4 h5 41. Kd5 Kf6 42. Ne5 h4 43. Ke4 h3 44. Ng4+ Kxg6 45. Kd3 Ng3 46. b4 Nf5 47. Ke4 Ne3 48. Nf2 h2 49. Kxf4 Nd1 50. Nh1 Nc3 51. Kg3 Kf5 52. Kxh2 Nxa4 53. Nf2 Nb2 54. Kg3 Kg5 55. Ne4+ Kf5 56. Nc5 Nc4 57. Nxa6 Kg5 58. Nc5 Na3 59. Ne6+ Kf6 60. Nc7 Nc4 61. b5 Kg6 62. Nd5 Nd6 63. b6 Nb7 64. Kf4 Kf7 65. Ke5 g6 66. Ne3 Ke7 67. Kd5 Kd7 68. Nc4 0-1

[Event "Barranquilla Copa Siglo 21st"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "3"]
[White "Marcella, Guillermo"]
[Black "Viloria, Daniel David"]
[Result "1-0"]
[ECO "A24"]
[PlyCount "93"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 e5 6. 0-0 0-0 7. h3 c6 8. d3 h6 9. Ne4 Nxe4 10. dxe4 Be6 11. Qc2 Na6 12. Rd1 Qe7 13. a3 b5 14. cxb5 cxb5 15. Qc6 Nc5 16. Be3 Rac8 17. Qxd6 Qxd6 18. Rxd6 Nxe4 19. Ra6 Nc5 20. Rxa7 Nb3 21. Rb1 Rc2 22. Ne1 Rxe2 23. Bf1 Nd2 24. Bxe2 Nxb1 25. Rc7 Rc8 26. Rxc8+ Bxc8 27. Bxb5 Bxh3 28. a4 e4 29. Bc1 e3 30. fxe3 Be5 31. Kf2 Bf5 32. Kf3 h5 33. e4 Bg4+ 34. Kg2 Be6 35. a5 f5 36. Nd3 Bd4 37. Nf4 Bf7 38. exf5 gxf5 39. Bd3 Ba2 40. Bxf5 Kf7 41. Kf3 Kf6 42. Bd3 Ke7 43. Ke4 Bf2 44. Nxh5 Kd6 45. Bf4+ Kc6 46. Ke5 Bf7 47. Nf6 1-0

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "7"]
[White "Orozco, Luis Jose"]
[Black "Marcella, Guillermo"]
[Result "0-1"]
[ECO "B23"]
[PlyCount "82"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 e6 4. Nc3 a6 5. d3 d6 6. Be2 Qc7 7. 0-0 Nf6 8. Qe1 Be7 9. Bd2 Bd7 10. Kh1 0-0-0 11. a4 d5 12. e5 Ng4 13. h3 Nh6 14. Qf2 f6 15. Qg3 Nf5 16. Qh2 h5 17. h4 Nh6 18. Nd1 Ng4 19. Qg3 Rdf8 20. exf6 gxf6 21. Nf2 Rfg8 22. Nxg4 hxg4 23. Nh2 f5 24. Qe1 Rxh4 25. g3 Rh3 26. Kg2 Rgh8 27. Rh1 Nd4 28. Bd1 Bd6 29. c3 Nc6 30. b4 cxb4 31. cxb4 Qb6 32. Rb1 d4 33. b5 Ne7 34. Bb3 axb5 35. Bxe6 Qc6+ 36. Qe4 fxe4 37. Rbc1 Bc5 38. axb5 Qxb5 39. Bxg4 Rxh2+ 40. Rxh2 Rxh2+ 41. Kxh2 Bxg4 0-1

[Event "ATL-ch2a"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "1"]
[White "Ovalle, Maifel"]
[Black "Marcella, Guillermo"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1620"]
[BlackElo "1865"]
[PlyCount "78"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. c4 c6 5. Bd3 b6 6. Nc3 Bb7 7. 0-0 Be7 8. Qe2 0-0 9. b3 a5 10. Bc2 Re8 11. Qd3 Nbd7 12. Ne5 Nf8 13. f3 Qc7 14. e4 c5 15. Nb5 Qc8 16. Bg5 dxe4 17. fxe4 Bxe4 18. Qd2 Bxc2 19. Qxc2 Rd8 20. Rad1 cxd4 21. Nxd4 Qc5 22. Nec6 Qxg5 23. Nxe7+ Kh8 24. Ndc6 Rxd1 25. Rxd1 Ng4 26. Qc3 h5 27. Qf3 Qc5+ 28. Nd4 Rd8 29. Qxf7 Nh6 30. Ng6+ Nxg6 31. Qxg6 Rxd4 32. Qe8+ Kh7 33. Rxd4 Qxd4+ 34. Kf1 Qa1+ 35. Kf2 Qxa2+ 36. Kf1 Qb1+ 37. Ke2 Qe4+ 38. Kf1 Qf5+ 39. Kg1 Ng4 0-1

