[Event "San Mateo op"]
[Site "San Mateo"]
[Date "1992.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Solovay, Robert"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2280"]
[PlyCount "128"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 c5 3. c3 cxd4 4. cxd4 g6 5. Bd3 Bg7 6. Nd2 d5 7. h3 Nc6 8. a3 0-0 9. f4 Qa5 10. b3 Nb4 11. Bb1 Bf5 12. Bb2 Nd3+ 13. Bxd3 Bxd3 14. b4 Qa6 15. Ne2 Rfc8 16. Nc3 Qe6 17. Qf3 Rc7 18. Nxd5 Nxd5 19. e4 Bb5 20. Kf2 Rc2 21. Rhd1 Rxb2 22. exd5 Bxd4+ 23. Kg3 Qe3 24. Qxe3 Bxe3 25. Ne4 Rc8 26. d6 exd6 27. Rxd6 Rcc2 28. Kf3 Bb6 29. Re1 Rb3+ 30. Kg4 f5+ 31. Kg5 fxe4 32. Rxe4 Kg7 33. f5 h6+ 34. Kf4 gxf5 35. Re5 Bc6 36. Kxf5 Rf2+ 37. Kg4 Bc7 38. Rxc6 Bxe5 39. Re6 Rg3+ 40. Kh4 Rf4+ 41. Kxg3 Rf6+ 42. Kg4 Rxe6 43. Kf5 Ra6 44. Kxe5 Rxa3 45. Kf5 Rg3 46. Ke5 Rxg2 47. Kd5 Rh2 48. b5 Rxh3 49. Kd6 Rb3 50. Kc5 h5 51. Kc4 Rb1 52. Kc5 h4 53. Kd6 Rxb5 54. Kc7 h3 55. Kb8 h2 56. Kxa7 h1Q 57. Ka8 b6+ 58. Ka7 Ra5+ 59. Kb8 Qc1 60. Kb7 b5 61. Kb6 Ra1 62. Kb7 Qh6 63. Kc7 Ra7+ 64. Kb8 Rf7 0-1

[Event "San Mateo op"]
[Site "San Mateo"]
[Date "1992.??.??"]
[Round "?"]
[White "Regan, Natasha"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "2140"]
[BlackElo "2280"]
[PlyCount "89"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PUR"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f4 e6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Nc6 10. Nb3 Bd7 11. Qd2 Qc7 12. Bf3 Rfd8 13. Nb5 Qb8 14. Nxd6 Be8 15. e5 Qc7 16. Nxe8 Nxe8 17. Qf2 b6 18. h4 h5 19. g4 hxg4 20. Bxg4 Nxe5 21. fxe5 Qxe5 22. Qxf7+ Kh7 23. Bf4 Qxb2 24. Bxe6 Nd6 25. Bxd6 Rxd6 26. h5 Qe5 27. hxg6+ Kh8 28. Rf2 Rxe6 29. Rh2+ Qxh2+ 30. Kxh2 Re2+ 31. Kg1 Rf8 32. Qc4 Rff2 33. Qh4+ Kg8 34. Qh7+ Kf8 35. Rf1 Rxf1+ 36. Kxf1 Rxc2 37. Nd4 Rd2 38. Ne6+ Ke7 39. Nxg7 Rd8 40. Nf5+ Ke6 41. Qf7+ Ke5 42. Ke2 b5 43. Ke3 a5 44. Ng7 Rd6 45. Qf5# 1-0

[Event "Tunja"]
[Site "Tunja"]
[Date "1981.??.??"]
[Round "?"]
[White "Campos Lopez, Mario"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2360"]
[BlackElo "2290"]
[PlyCount "61"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "6"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Nc3 Nbd7 11. Rd1 Qc8 12. Be3 c5 13. dxc5 Bxc5 14. Bxc5 Qxc5 15. Rac1 Rac8 16. Qd2 Qb6 17. Qd4 Qxd4 18. Nxd4 Bxg2 19. Kxg2 Nb6 20. e3 Rfd8 21. Nce2 Kf8 22. Rxc8 Rxc8 23. Rc1 Rxc1 24. Nxc1 Ke7 25. f3 Nc4 26. Nd3 Nxe3+ 27. Kf2 Ned5 28. Nc6+ Ke8 29. Nc5 Nc7 30. Nb8 a5 31. a4 1/2-1/2

[Event "Tunja"]
[Site "Tunja"]
[Date "1981.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Agudelo, Antonio"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2290"]
[BlackElo "2250"]
[PlyCount "77"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "6"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nc2 d6 7. e4 Be6 8. Be2 Bxc3+ 9. bxc3 Qa5 10. 0-0 Nf6 11. f3 0-0 12. Rb1 Rab8 13. Nd4 Qxc3 14. Nb5 Qe5 15. Kh1 Ne8 16. Bh6 Ng7 17. Qd2 f5 18. exf5 Rxf5 19. Bd3 Rh5 20. Bf4 Qf6 21. g4 Rc5 22. Be3 Rxc4 23. Bxc4 Bxc4 24. Rf2 a6 25. Nc3 Qf7 26. f4 Qe6 27. h3 d5 28. Re1 Qd6 29. Bd4 Ne6 30. Be5 Nxe5 31. Rxe5 Rd8 32. Qe1 d4 33. Ne4 Bd5 34. Kg1 Qa3 35. Kh2 Bxe4 36. Rxe4 Nc5 37. Rxe7 d3 38. Qe5 Qc3 39. Qxc3 1-0

[Event "Tunja"]
[Site "Tunja"]
[Date "1981.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Garcia, Gildardo"]
[Result "0-1"]
[ECO "D59"]
[WhiteElo "2290"]
[BlackElo "2440"]
[PlyCount "99"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "6"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Rc1 Bb7 12. Qa4 c5 13. Qa3 Nd7 14. Bb5 Rfe8 15. 0-0 c4 16. Qa4 Red8 17. Ba6 Nb8 18. Bxb7 Qxb7 19. Ne5 b5 20. Qa5 Re8 21. a3 Nc6 22. Nxc6 Qxc6 23. Rc3 f5 24. g3 Re6 25. Rcc1 Qb6 26. Qd2 a5 27. Qd1 Re7 28. Qf3 Qe6 29. a4 Qe4 30. Qd1 b4 31. Re1 Rc8 32. Qh5 Kh7 33. f3 Qe6 34. Qh3 Qd7 35. Kf1 Rce8 36. Kf2 Rxe3 37. Rxe3 Rxe3 38. Re1 Rxe1 39. Kxe1 g6 40. Qh4 g5 41. Qh5 Kg7 42. f4 Qe6+ 43. Kf2 Qe4 44. fxg5 Qxd4+ 45. Kf1 Qd3+ 46. Kg2 Qd2+ 47. Kf1 hxg5 48. Qe8 Qc1+ 49. Ke2 Qxb2+ 50. Kf3 0-1

[Event "Tunja"]
[Site "Tunja"]
[Date "1981.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Minaya Molano, Juan M"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2290"]
[BlackElo "2270"]
[PlyCount "74"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "6"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Nf3 e5 7. 0-0 Nge7 8. Nh4 0-0 9. f4 exf4 10. Bxf4 Ne5 11. Qd2 Bg4 12. h3 Be6 13. Rae1 Rc8 14. Kh2 Qb6 15. Rb1 N7c6 16. Bh6 Nd4 17. Bxg7 Kxg7 18. b3 Qa5 19. Rf2 b5 20. Rbf1 b4 21. Nd1 Qxa2 22. Qg5 Qa5 23. Qf6+ Kg8 24. Qf4 Qd8 25. Qh6 f6 26. Nb2 a5 27. Qd2 Kg7 28. Ra1 Ra8 29. Qd1 Ra7 30. Na4 Raf7 31. Nb2 f5 32. exf5 g5 33. Rf1 gxh4 34. fxe6 Rxf1 35. Bxf1 Qg5 36. e7 Qxg3+ 37. Kh1 Rf2 0-1

[Event "Tunja"]
[Site "Tunja"]
[Date "1981.??.??"]
[Round "?"]
[White "Garcia, Jose"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "A29"]
[BlackElo "2290"]
[PlyCount "70"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "6"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bc5 4. Bg2 0-0 5. d3 h6 6. Nf3 d6 7. 0-0 Nc6 8. Na4 Bg4 9. h3 Bd7 10. a3 a5 11. Nxc5 dxc5 12. b3 Qe7 13. Bb2 Rad8 14. e4 Bc8 15. Qe2 Rfe8 16. Rad1 Nh7 17. g4 Nf8 18. Bc1 Ng6 19. Be3 b6 20. g5 Nd4 21. Bxd4 Nf4 22. Qd2 cxd4 23. h4 Bg4 24. Kh2 Bxf3 25. Bxf3 hxg5 26. Rg1 gxh4 27. Rg4 Rd6 28. Rdg1 Rg6 29. b4 Rxg4 30. Rxg4 axb4 31. axb4 Qf6 32. Qd1 Ra8 33. c5 Ra2 34. Qf1 bxc5 35. bxc5 Rc2 0-1

[Event "Tunja"]
[Site "Tunja"]
[Date "1981.??.??"]
[Round "?"]
[White "Ostos, Julio Eduardo"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2380"]
[BlackElo "2290"]
[PlyCount "80"]
[EventDate "1981.??.??"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "6"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. 0-0 0-0 8. f4 Nc6 9. Be3 a6 10. a4 Qc7 11. Nb3 b6 12. Bf3 Bb7 13. Qe2 Rac8 14. g4 Nd7 15. g5 Rfe8 16. h4 Bf8 17. Qg2 Nb4 18. h5 g6 19. hxg6 hxg6 20. Rf2 Bg7 21. Rd1 Nc5 22. Rfd2 Red8 23. Nxc5 dxc5 24. e5 Bxf3 25. Qxf3 Rxd2 26. Rxd2 Rd8 27. Qd1 Rxd2 28. Qxd2 Qc6 29. a5 bxa5 30. Qd8+ Kh7 31. Qxa5 Qf3 32. Qxc5 Nxc2 33. Bd2 Qg3+ 34. Kh1 Ne1 35. Bxe1 Qxe1+ 36. Kg2 Kg8 37. Qd4 Bf8 38. Ne4 Be7 39. Nf6+ Kg7 40. Ne8+ Kf8 1/2-1/2

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "6"]
[White "Acosta, Alejandro"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "C98"]
[BlackElo "2385"]
[PlyCount "98"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[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. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. dxc5 dxc5 14. Nf1 Be6 15. Ne3 Rad8 16. Qe2 Rfe8 17. Ng5 Bc8 18. Nd5 Qb7 19. a4 h6 20. axb5 axb5 21. Nxe7+ Rxe7 22. Nf3 Be6 23. Bd3 c4 24. Bc2 Red7 25. Be3 Nh7 26. Ra2 Nf8 27. Rea1 Ng6 28. Ra6 Rb8 29. Qf1 Qc8 30. Rb6 Rxb6 31. Bxb6 Nf4 32. Ra2 Rb7 33. Be3 Nxh3+ 34. Kh2 Nf4 35. Ra6 Ng6 36. Qa1 Rb8 37. Nd2 Kh7 38. b3 b4 39. Nxc4 bxc3 40. Nb6 Qd8 41. Qxc3 Nd4 42. Bxd4 exd4 43. Qc5 d3 44. Bd1 Qh4+ 45. Kg1 Qxe4 46. Qe3 Qc6 47. Qd4 Bc8 48. Ra8 Rxa8 49. Nxa8 Qxa8 0-1

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "8"]
[White "Alzate, Dario"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B43"]
[BlackElo "2385"]
[PlyCount "73"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Bd2 Nc6 8. Nxc6 dxc6 9. Qg4 Bf8 10. f4 Nf6 11. Qf3 b5 12. e5 Nd7 13. Bg2 Bb7 14. a4 b4 15. Ne4 Rb8 16. c3 c5 17. 0-0 Bd5 18. Qe2 Nb6 19. a5 Nc4 20. Be1 Be7 21. cxb4 cxb4 22. Rc1 b3 23. Nd6+ Kf8 24. Rxc4 Bxc4 25. Nxc4 g6 26. Bc3 Bb4 27. Bxb4+ Rxb4 28. Nd6 Qxa5 29. g4 Rg8 30. Kh1 Rd4 31. Qf2 Qd2 32. Qh4 Rxd6 33. exd6 Qxd6 34. Qf6 Qe7 35. g5 Qd7 36. Rc1 Rg7 37. Bf3 1-0

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "10"]
[White "Betancourt Giraldo, David Rogelio"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2350"]
[BlackElo "2385"]
[PlyCount "89"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Nde2 Nf6 8. Bg2 Be7 9. 0-0 0-0 10. h3 Nc6 11. a4 d6 12. f4 Bd7 13. Be3 Rfd8 14. Qe1 Be8 15. Qf2 Nd7 16. g4 Rab8 17. Nd4 Nxd4 18. Bxd4 b5 19. axb5 axb5 20. Ra7 Qc8 21. Rfa1 Bf8 22. Bf1 Nc5 23. b4 Na4 24. Nxa4 bxa4 25. Bb6 Qc3 26. Bxd8 Qxa1 27. Bc7 Rxb4 28. Ra8 Bc6 29. Rxf8+ Kxf8 30. Bxd6+ Ke8 31. Bxb4 Bb5 32. Qe1 Qd4+ 33. Kg2 Bc6 34. Bd3 f5 35. Bc3 Qc5 36. gxf5 Qxf5 37. Kg3 Qg6+ 38. Kh2 a3 39. Qg3 Qf7 40. Bxg7 a2 41. Be5 Kf8 42. Qg5 Ke8 43. Qg7 Qh5 44. Bf6 Qc5 45. Qg8+ 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "15"]
[White "Campora, Daniel Hugo"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2400"]
[BlackElo "2385"]
[PlyCount "85"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. Bc2 Bg7 6. 0-0 0-0 7. h3 Nc6 8. Re1 e5 9. d4 Qc7 10. Na3 Rd8 11. Qe2 b6 12. Bd2 exd4 13. cxd4 Nxd4 14. Nxd4 cxd4 15. Bf4 Qe7 16. Qd2 Ba6 17. Bb3 Rac8 18. Nc2 Nxe4 19. Nb4 Nxd2 20. Rxe7 Nxb3 21. axb3 Kf8 22. Nd5 Rc5 23. Rxa6 Rxd5 24. Raxa7 Rf5 25. Bg5 Kg8 26. Red7 Re8 27. f4 h6 28. g4 Ra5 29. Rxa5 bxa5 30. Bd8 Bf8 31. Bxa5 d3 32. Bc3 Re4 33. Kf2 Re2+ 34. Kf1 Rh2 35. Ke1 Rxh3 36. b4 Rh2 37. b5 Bg7 38. Rxd6 Bxc3+ 39. bxc3 Rb2 40. c4 Rb4 41. b6 Kg7 42. c5 Rb5 43. Rd8 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "2"]
[White "Castro Rojas, Oscar Humberto"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2430"]
[BlackElo "2385"]
[PlyCount "131"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. Nf3 Qb6 6. Be2 Bd7 7. 0-0 cxd4 8. cxd4 Nge7 9. Nc3 Nf5 10. Na4 Qc7 11. Be3 Be7 12. Rc1 0-0 13. Bf4 Rac8 14. Bd3 Qa5 15. Bxf5 exf5 16. Nc3 Be6 17. a3 a6 18. Na4 b5 19. Nc5 Qb6 20. b4 a5 21. Bg5 axb4 22. axb4 Rfe8 23. Qd2 Bf8 24. Rc2 h6 25. Be3 Ra8 26. Rfc1 Ne7 27. h4 Ra3 28. Ne1 Rea8 29. Ned3 Ra1 30. Nf4 R8a3 31. Kh2 Bc8 32. g3 Be6 33. Rxa1 Rxa1 34. Qc3 Ra7 35. h5 Bc8 36. Qb3 Be6 37. Ncxe6 fxe6 38. Qc3 Kf7 39. Bd2 Qa6 40. Kg2 Ra8 41. Qd3 Rc8 42. Rc5 Rxc5 43. dxc5 Nc6 44. Qe2 Be7 45. Ng6 Bg5 46. Be1 Kg8 47. f4 Bd8 48. g4 Qa4 49. Qd3 fxg4 50. f5 Qa2+ 51. Kg1 Qa1 52. Kf1 Nd4 53. fxe6 Nf3 54. Qe2 d4 55. e7 Bxe7 56. Nxe7+ Kf7 57. Ng6 d3 58. Qe3 Kg8 59. Kf2 Nxe1 60. c6 Nf3 61. Kg3 d2 62. c7 Qc1 63. Qc5 Qxc5 64. bxc5 d1Q 65. c8Q+ Kf7 66. Qf5+ 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "11"]
[White "Cuartas, Carlos Enrique"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2425"]
[BlackElo "2385"]
[PlyCount "69"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Qxd4 a6 6. Bg5 Nc6 7. Qd2 Bg4 8. Nd4 Rc8 9. f3 Bd7 10. Be2 e6 11. Nb3 Qc7 12. 0-0 Be7 13. Rad1 b5 14. Kh1 Ne5 15. f4 Ng6 16. a3 Bc6 17. f5 Ne5 18. fxe6 fxe6 19. Bxf6 gxf6 20. Nd4 Bd7 21. Bh5+ Ng6 22. Qh6 Kf7 23. Nf5 Rcg8 24. Qd2 exf5 25. exf5 Kg7 26. Nd5 Qc4 27. fxg6 Bd8 28. Nxf6 hxg6 29. Qxd6 Be6 30. Nxg8 Rxg8 31. Qe5+ Kh6 32. Be2 Qc8 33. Rd6 Re8 34. Bd3 Bf7 35. Rxd8 1-0

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "13"]
[White "Cuellar Gacharna, Miguel"]
[Black "Agudelo, Antonio"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2385"]
[BlackElo "2345"]
[PlyCount "70"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 e6 6. 0-0 Nge7 7. d3 d5 8. cxd5 exd5 9. Bf4 0-0 10. Qd2 Nf5 11. g4 Nfd4 12. h3 Nxf3+ 13. Bxf3 Be6 14. Bg2 f5 15. g5 Bf7 16. Rfc1 Qd7 17. b3 b6 18. Rab1 Rad8 19. a3 Rfe8 20. b4 Bxc3 21. Rxc3 Nd4 22. e3 Nb5 23. Rcc1 c4 24. a4 Nd6 25. b5 cxd3 26. Qxd3 Nc4 27. Rd1 Qe7 28. Qc3 Rc8 29. Qa1 Red8 30. Rd3 Rd7 31. Rbd1 Rcd8 32. Bf1 Qb4 33. Rd4 Qb2 34. Qxb2 Nxb2 35. R1d2 Nxa4 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "10"]
[White "Cuellar Gacharna, Miguel"]
[Black "Beliavsky, Alexander G"]
[Result "0-1"]
[ECO "A59"]
[WhiteElo "2385"]
[BlackElo "2595"]
[PlyCount "58"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. e4 Bxf1 9. Kxf1 Nbd7 10. g3 Bg7 11. Kg2 0-0 12. Re1 Qc7 13. Rb1 Rfb8 14. Qe2 Qa5 15. Bd2 Ne8 16. Rec1 Nc7 17. h4 h5 18. b3 Qa6 19. Qe3 Nf6 20. Na4 Ng4 21. Qe1 Nb5 22. Qf1 Na3 23. Qe1 Nxb1 24. Rxb1 Qd3 25. Rc1 Rxa4 26. bxa4 Rb2 27. a5 Bd4 28. Nxd4 Rxd2 29. a6 Qxd4 0-1

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "12"]
[White "Cuellar Gacharna, Miguel"]
[Black "Frey Beckman, Kenneth"]
[Result "0-1"]
[ECO "C93"]
[WhiteElo "2385"]
[BlackElo "2405"]
[PlyCount "152"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[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. c3 0-0 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bb7 13. Ng3 Na5 14. Bc2 Nc4 15. b3 Nb6 16. Bb2 c5 17. d5 c4 18. Nd2 Qc7 19. bxc4 bxc4 20. Ba3 Bc8 21. Ngf1 a5 22. Ne3 Nfd7 23. Qf3 Nc5 24. Nexc4 Nxc4 25. Nxc4 Bd7 26. Ne3 Rec8 27. Rec1 Be7 28. g3 Rab8 29. h4 g6 30. Kg2 h5 31. g4 hxg4 32. Nxg4 Kg7 33. Rh1 Bxg4 34. Qxg4 Nd7 35. Rh3 Nf6 36. Qf3 Nh5 37. Bc1 Rh8 38. Ba4 Qd8 39. Qg4 Nf6 40. Qe2 Nh5 41. c4 Bxh4 42. Qg4 Be7 43. Bb5 Nf6 44. Qf3 Rxh3 45. Qxh3 Nxe4 46. Bh6+ Kg8 47. Rh1 Bg5 48. f3 Bxh6 49. fxe4 Bg7 50. Qg4 Qb6 51. Rf1 Bh6 52. Qh4 Qe3 53. Rf3 Qg5+ 54. Qxg5 Bxg5 55. a4 Rc8 56. Bc6 Bd2 57. Kh3 Bb4 58. Kg4 Kg7 59. Rh3 Rb8 60. Bb5 Bc5 61. Rh1 Rf8 62. Bd7 Kf6 63. Rh7 Rd8 64. Bb5 Ke7 65. Kf3 Rf8 66. Ba6 Kd8 67. Rg7 Kc7 68. Bb5 Kb6 69. Bd7 Bd4 70. Bb5 Kc5 71. Ba6 f5 72. Rxg6 fxe4+ 73. Kxe4 Rf4+ 74. Kd3 e4+ 75. Ke2 Rf2+ 76. Ke1 e3 0-1

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "8"]
[White "Cuellar Gacharna, Miguel"]
[Black "Garcia, Gildardo"]
[Result "0-1"]
[ECO "A77"]
[WhiteElo "2385"]
[BlackElo "2410"]
[PlyCount "88"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. Be2 0-0 9. 0-0 Re8 10. Nd2 Nbd7 11. f3 a6 12. a4 Ne5 13. Nc4 Nxc4 14. Bxc4 Nd7 15. a5 Ne5 16. Be2 b5 17. axb6 Qxb6 18. f4 Nd7 19. Qc2 Rb8 20. Kh1 Bd4 21. h3 Nf6 22. Bf3 Bd7 23. g4 Qb3 24. Qg2 Bb5 25. Nxb5 Qxb5 26. Rd1 Rb6 27. g5 Nd7 28. Bg4 Re7 29. Qc2 Nb8 30. f5 Qe8 31. Re1 Reb7 32. Qh2 Nd7 33. f6 Ne5 34. Re2 h5 35. gxh6 Kh7 36. Qg2 Nd3 37. e5 Bxe5 38. Bd2 Rxb2 39. Rg1 Rb1 40. Bf5 Rxg1+ 41. Qxg1 Rb3 42. Re3 c4 43. Bxg6+ fxg6 44. Rxd3 Qf7 0-1

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "5"]
[White "Cuellar Gacharna, Miguel"]
[Black "Garcia, Luis E"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2385"]
[BlackElo "2375"]
[PlyCount "132"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nge7 7. a3 a5 8. d3 0-0 9. 0-0 Be6 10. Nd5 Qd7 11. Rb1 Rae8 12. Bd2 f5 13. f4 Nc8 14. Nec3 Nd8 15. Na4 b6 16. b4 axb4 17. axb4 Qf7 18. b5 Kh8 19. Qc2 h6 20. Bc3 g5 21. fxe5 dxe5 22. Qb2 Bxd5 23. Bxd5 Qg6 24. Qg2 Ne7 25. e4 f4 26. Bb4 Rf6 27. Nc3 Bf8 28. g4 Ne6 29. Bxe6 Rxe6 30. Nd5 Rc8 31. Rf2 Qe8 32. Ra2 Ng6 33. Ra7 Bxb4 34. Rxb4 Qf8 35. Rba4 Ree8 36. Qf2 Qd6 37. R4a6 Rf8 38. h3 Rg8 39. Kh2 Rg7 40. c5 Qxc5 41. Qxc5 bxc5 42. Rc6 Rb8 43. Nxc7 f3 44. Kg3 Rf7 45. Ra2 Nf4 46. Nd5 Nxd3 47. Rxh6+ Kg7 48. Raa6 Nf4 49. Ne3 Rxb5 50. Nf5+ Kg8 51. Ra8+ Rf8 52. Ra7 Rf7 53. Ra2 Rb3 54. h4 gxh4+ 55. Rxh4 Rfb7 56. g5 f2+ 57. Kxf2 Rb2+ 58. Rxb2 Rxb2+ 59. Kf3 Rb1 60. Ng3 Rg1 61. Rh6 c4 62. Rc6 c3 63. g6 c2 64. Rxc2 Nxg6 65. Nf5 Kf7 66. Rc6 Nf4 1/2-1/2

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "3"]
[White "Cuellar Gacharna, Miguel"]
[Black "Garcia, Luis E"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2385"]
[BlackElo "2375"]
[PlyCount "118"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 e5 7. 0-0 Nbd7 8. Qc2 c6 9. Rd1 Re8 10. Be3 Qe7 11. d5 c5 12. a3 Rf8 13. b4 b6 14. Nd2 Ne8 15. Nb3 f5 16. f3 Ndf6 17. Bd3 Nh5 18. Bf1 Nef6 19. bxc5 bxc5 20. Nd2 Rf7 21. Rab1 Qf8 22. Rb2 Bh6 23. Bf2 Bxd2 24. Qxd2 fxe4 25. Nxe4 Nxe4 26. fxe4 Nf6 27. Bd3 Ng4 28. Bh4 Qh6 29. Qxh6 Nxh6 30. h3 Ba6 31. Rdb1 Kg7 32. a4 Ng8 33. Rb8 Rf8 34. Rxa8 Rxa8 35. Kf2 h6 36. Ke3 g5 37. Be1 Nf6 38. Ba5 Rc8 39. Be2 Kf7 40. Kd3 Ke7 41. h4 Kf7 42. hxg5 hxg5 43. Ke3 Kg6 44. g3 Kg7 45. Rb3 Rh8 46. Bd3 Rh2 47. Rb8 Ra2 48. Ra8 Kg6 49. Be1 Ra3 50. Ke2 Rxa4 51. Rxa7 Ra2+ 52. Kf3 g4+ 53. Ke3 Bxc4 54. Rxa2 Bxa2 55. Ba5 Kf7 56. Bd8 Bb3 57. Be2 Bc2 58. Bxf6 Kxf6 59. Bxg4 Kg5 1/2-1/2

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "15"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gonzalez, Gonzalo"]
[Result "1-0"]
[ECO "E50"]
[WhiteElo "2385"]
[PlyCount "59"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 c5 6. Nf3 Bxc3+ 7. bxc3 d6 8. e4 e5 9. dxe5 dxe5 10. Nxe5 Qe7 11. Bf4 Rd8 12. Qe2 Ng4 13. Nxg4 Bxg4 14. Qe3 Nc6 15. f3 Be6 16. 0-0 Na5 17. Rfd1 Nxc4 18. Qe2 Na5 19. Be3 b6 20. e5 Bd5 21. f4 Qe6 22. Qh5 h6 23. Bf2 Nc4 24. Qe2 Na5 25. f5 Qe8 26. f6 Qe6 27. Qh5 Nc6 28. Bg3 gxf6 29. Bf5 Qe7 30. Qxh6 1-0

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "3"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gonzalez Rodriguez, Jorge Armando"]
[Result "0-1"]
[ECO "E64"]
[WhiteElo "2385"]
[PlyCount "90"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 c5 5. d5 d6 6. Bg2 0-0 7. Nf3 e5 8. dxe6 fxe6 9. Ng5 Nc6 10. 0-0 Ne5 11. Qb3 a6 12. Bf4 Nh5 13. Bxe5 Bxe5 14. Nge4 Qc7 15. Rad1 Bd7 16. f4 Bd4+ 17. Kh1 Bc6 18. e3 Bxc3 19. Qxc3 Rad8 20. Rd2 b5 21. Ng5 Bxg2+ 22. Kxg2 Qc6+ 23. Kg1 d5 24. cxb5 axb5 25. Rc1 c4 26. a3 Nf6 27. Qd4 Rb8 28. Rg2 b4 29. axb4 Rxb4 30. g4 h6 31. Nf3 Qb6 32. g5 hxg5 33. Nxg5 Qxd4 34. exd4 Nh5 35. Nxe6 Rf6 36. Re1 Rb6 37. f5 Rxf5 38. Rxg6+ Kf7 39. Rg5 Rxg5+ 40. Nxg5+ Kf6 41. Re5 Nf4 42. h4 Rxb2 43. Re3 Ne2+ 44. Kh2 Nxd4+ 45. Kh3 Rb3 0-1

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "1"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gonzalez Rodriguez, Jorge Armando"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "2385"]
[PlyCount "128"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 c6 7. 0-0 Nbd7 8. h3 Rb8 9. a4 a5 10. Be3 b6 11. Qd2 Re8 12. Rfd1 Ba6 13. b3 b5 14. axb5 cxb5 15. cxb5 Bxb5 16. Nxb5 Rxb5 17. Qd3 Qb8 18. Nd2 Nd5 19. Bxd5 Rxd5 20. Nc4 Nc5 21. Qc3 Nxb3 22. Ra3 Nxd4 23. Rxd4 Bxd4 24. Bxd4 e5 25. Be3 Rd1+ 26. Kg2 Qb1 27. f3 Rh1 28. Nd2 Qe1 29. Rb3 Rxh3 30. Nf1 Qxe2+ 31. Bf2 Rh1 32. Qd3 Qxf1+ 33. Qxf1 Rxf1 34. Kxf1 Ra8 35. Rb6 a4 36. Rxd6 a3 37. Rd1 a2 38. Ra1 f5 39. Ke2 Kf7 40. Be1 Ra3 41. Bb4 Rb3 42. Bd2 Ra3 43. Bb4 Ra4 44. Bc3 Ke6 45. Kd3 e4+ 46. fxe4 fxe4+ 47. Kc2 Kf5 48. Kb3 Ra6 49. Rxa2 Rxa2 50. Kxa2 Kg4 51. Be1 Kf3 52. Kb3 Ke2 53. Bb4 e3 54. Kc4 Kf1 55. Kd3 e2 56. Ke3 e1Q+ 57. Bxe1 Kxe1 58. Kf3 Kd2 59. Kf2 Kd3 60. Kf3 Kd4 61. Kf4 Kd5 62. Kg5 Ke4 63. Kg4 h6 64. Kh4 Kf5 0-1

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "11"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gutierrez, Ramon"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2385"]
[PlyCount "97"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nge2 Be4 7. 0-0 Bxd3 8. Qxd3 0-0 9. e4 d5 10. cxd5 exd5 11. e5 Ne8 12. Nf4 c6 13. Qg3 Na6 14. a3 Be7 15. b4 Nac7 16. Be3 Ne6 17. Nce2 Ng5 18. Rfc1 Ne4 19. Qg4 f5 20. exf6 Rxf6 21. f3 N4d6 22. Rxc6 Rf5 23. Rxd6 Nxd6 24. Ne6 Bg5 25. Bxg5 Qd7 26. N2f4 Re8 27. Re1 Qf7 28. Re5 Rxe5 29. dxe5 Nc4 30. Bf6 g6 31. Ng5 Qc7 32. Nxd5 Qc6 33. Qd4 Nd6 34. Ne7+ Rxe7 35. Qxd6 Qxd6 36. exd6 Re1+ 37. Kf2 Rd1 38. Be7 h6 39. Ke2 Rd5 40. Ne4 Kf7 41. Bd8 Ke6 42. Bc7 Rf5 43. Kd3 Kd7 44. a4 Kc6 45. b5+ Kd7 46. Kc4 g5 47. a5 bxa5 48. Nc5+ Rxc5+ 49. Kxc5 1-0

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "7"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gutierrez Herrera, Jose Antonio"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "2385"]
[PlyCount "120"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. d4 d5 7. 0-0 0-0 8. cxd5 exd5 9. b3 Nbd7 10. Bb2 Ne4 11. Rc1 c5 12. dxc5 Ndxc5 13. Nb5 Qd7 14. Nbd4 Bf6 15. Qc2 Rac8 16. Qb1 Rfe8 17. Rfd1 Ng5 18. Nxg5 Bxg5 19. Rc2 Ne4 20. Nf3 Qf5 21. Rxc8 Rxc8 22. Qd3 h6 23. Bd4 Bf6 24. Rf1 Bxd4 25. Nxd4 Qf6 26. f3 Nc3 27. Bh3 Qxd4+ 28. Qxd4 Nxe2+ 29. Kf2 Nxd4 30. Bxc8 Bxc8 31. Rd1 Ne6 32. Rxd5 Kf8 33. f4 Ke7 34. Ke3 Bb7 35. Rd2 f5 36. b4 Bc6 37. a3 Nc7 38. Kd4 Kd6 39. Kc3+ Nd5+ 40. Kd4 g5 41. fxg5 hxg5 42. h4 gxh4 43. gxh4 Nf6 44. Rf2 Ke6 45. Rf1 Nh5 46. Rc1 Bd7 47. Rc7 a5 48. Rb7 axb4 49. Rxb6+ Ke7 50. axb4 f4 51. Ke4 Ba4 52. Ra6 Bc2+ 53. Ke5 f3 54. Ra7+ Ke8 55. b5 f2 56. Ra1 Bd3 57. Ke6 Bc4+ 58. Kf5 f1Q+ 59. Rxf1 Bxf1 60. Kg6 Be2 0-1

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "9"]
[White "Cuellar Gacharna, Miguel"]
[Black "Herrera, Gabriel"]
[Result "0-1"]
[ECO "A94"]
[WhiteElo "2385"]
[PlyCount "180"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 d5 6. b3 c6 7. 0-0 0-0 8. Ba3 Bd7 9. Qc1 Na6 10. Bxe7 Qxe7 11. Nbd2 Nc7 12. Ne5 Be8 13. Ndf3 Bh5 14. b4 Bxf3 15. exf3 Rfd8 16. c5 Nd7 17. Re1 a5 18. Qb2 Nxe5 19. Rxe5 axb4 20. Qxb4 b5 21. a4 Rdb8 22. a5 Kf7 23. Re2 Qf6 24. Qd2 Rb7 25. Bf1 Rba7 26. f4 g6 27. Qc3 Qd8 28. Rea2 Qf6 29. Qe3 Rh8 30. h3 Rg8 31. Be2 Ke7 32. Qd2 Rf8 33. Ra3 Kd7 34. Rf3 h5 35. Re3 Rh8 36. Re5 Raa8 37. Kg2 Rh7 38. Ra3 Rhh8 39. Ra1 Ra7 40. Re3 Raa8 41. Rd3 Rh7 42. Kf1 Na6 43. Raa3 Rf8 44. Rdb3 Rb8 45. Ke1 Rb7 46. Kd1 Nc7 47. Kc2 Ra7 48. Qe3 Rf7 49. Qe5 Qxe5 50. fxe5 Ke7 51. Kd2 Rf8 52. Rb1 Rfa8 53. Rba1 Rh8 54. h4 Kf7 55. Ke3 Kg7 56. Kf4 Kh6 57. f3 Rf8 58. Ke3 Rg8 59. g4 Rg7 60. Rg1 Na6 61. Rg2 Nc7 62. Ra1 Ne8 63. Kf4 Ra6 64. Ke3 Rga7 65. gxh5 Rg7 66. Rxg6+ Rxg6 67. hxg6 Kxg6 68. f4 Kh6 69. Kd3 Nc7 70. Kc3 Ra8 71. Rg1 Kh7 72. Kb4 Na6+ 73. Kb3 Nc7 74. Ra1 Kh6 75. h5 Kh7 76. Kc3 Kh8 77. a6 Rxa6 78. Rxa6 Nxa6 79. h6 Kh7 80. Bh5 Kxh6 81. Be8 Nb8 82. Kb4 Kg7 83. Ka5 Kf8 84. Bh5 Nd7 85. Bd1 Ke7 86. Ka6 Nf8 87. Kb7 Kd7 88. Be2 Ng6 89. Bxb5 cxb5 90. c6+ Ke8 0-1

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "14"]
[White "Cuellar Gacharna, Miguel"]
[Black "Nogueiras Santiago, Jesus"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2385"]
[BlackElo "2435"]
[PlyCount "69"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. 0-0 b4 10. Ne4 Be7 11. Nxf6+ Nxf6 12. e4 c5 13. dxc5 Bxc5 14. e5 Nd5 15. Bb5+ Kf8 16. Qe2 h6 17. Bd2 Qb6 18. Rac1 Ke7 19. Bc4 Rhc8 20. Qe4 g5 21. Qg4 a5 22. Bxd5 Bxd5 23. h4 Rg8 24. hxg5 Rad8 25. Bf4 hxg5 26. Nxg5 Ba8 27. Rcd1 Rxd1 28. Qxd1 Qb7 29. Qg4 Ke8 30. Rc1 Be7 31. Be3 Kd7 32. f3 Bxg5 33. Bxg5 Qd5 34. Qf4 f5 35. exf6 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "6"]
[White "Cuellar Gacharna, Miguel"]
[Black "Tarjan, James Edward"]
[Result "0-1"]
[ECO "D77"]
[WhiteElo "2385"]
[BlackElo "2525"]
[PlyCount "100"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. g3 dxc4 6. Qa4+ Nc6 7. Bg2 Nd7 8. Qxc4 Nb6 9. Qd3 Nxd4 10. 0-0 0-0 11. Nxd4 Qxd4 12. Qc2 c6 13. a4 a5 14. Be3 Qb4 15. Ne4 Nd5 16. Bc1 Bf5 17. Bd2 Bxe4 18. Bxe4 Qxb2 19. Qxb2 Bxb2 20. Rab1 Bc3 21. Bh6 Rfb8 22. Bxd5 cxd5 23. Rb5 d4 24. Rfb1 f6 25. Rxb7 Rxb7 26. Rxb7 Kf7 27. Bf4 Ke6 28. Kg2 Bb4 29. Rc7 g5 30. Bc1 Kd6 31. Rc2 g4 32. h3 h5 33. f3 f5 34. Bd2 e5 35. Bh6 Bc3 36. Bd2 Kd5 37. Bxc3 gxf3+ 38. Kxf3 Rc8 39. Rd2 Rxc3+ 40. Kf2 Ra3 41. Rb2 Rxa4 42. Rb8 Ra2 43. Kf3 Ra3+ 44. Kf2 Ke4 45. Rh8 Ra2 46. Kf1 a4 47. Rxh5 a3 48. Rh8 Rb2 49. Ra8 a2 50. Kf2 d3 0-1

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "1"]
[White "Cuellar Gacharna, Miguel"]
[Black "Zapata, Alonso"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2385"]
[BlackElo "2375"]
[PlyCount "125"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 Nc6 7. 0-0 a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5 11. Rc1 Bd7 12. e3 Nb4 13. Qd2 c6 14. Rfd1 Qb6 15. h3 Rfd8 16. e4 Be8 17. a3 Na6 18. b4 Nd7 19. Bf1 Nc7 20. Qe2 e5 21. d5 c5 22. Rb1 Bh6 23. h4 Qa7 24. Nd2 Nb6 25. Bc1 c4 26. Bh3 Na4 27. Qf3 Nxc3 28. Qxc3 Na8 29. Nf3 Bxc1 30. Qxc1 Nb6 31. h5 Bd7 32. Bxd7 Qxd7 33. Kg2 Kg7 34. Rh1 Rh8 35. h6+ Kf8 36. Ng5 Ke8 37. Qe3 Qe7 38. f4 exf4 39. gxf4 Nxd5 40. Qd2 Nc7 41. Rbd1 f6 42. Nf3 Rd8 43. a4 bxa4 44. f5 Rg8 45. Kf2 Kf8 46. Rhe1 Qf7 47. Ra1 g5 48. Rh1 Qe7 49. Rhe1 g4 50. Nd4 Qe8 51. Kg2 Qh5 52. Rh1 Qe8 53. Rae1 Qd7 54. Qc3 d5 55. e5 fxe5 56. Rxe5 Kf7 57. Rhe1 Rde8 58. Ne6 Qc6 59. Qg3 Nxe6 60. Rxe6 Rxe6 61. Rxe6 Qd7 62. Qe5 Qd8 63. Rd6 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "5"]
[White "Cuellar Gacharna, Miguel"]
[Black "Zapata, Alonso"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2385"]
[BlackElo "2375"]
[PlyCount "41"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 Nbd7 7. 0-0 e5 8. e4 c6 9. b3 exd4 10. Nxd4 Nc5 11. Rb1 Re8 12. Re1 a5 13. h3 d5 14. cxd5 cxd5 15. exd5 Rxe1+ 16. Qxe1 Nxd5 17. Nxd5 Bxd4 18. Be3 Nd3 19. Qd2 Bxe3 20. Nxe3 Qd7 21. Nd5 1-0

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "12"]
[White "De Greif, Boris"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2325"]
[BlackElo "2385"]
[PlyCount "64"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 g6 6. 0-0 Bg7 7. Be3 Nc6 8. Nxc6 bxc6 9. c3 Ne7 10. Nd2 0-0 11. Qe2 d5 12. Bc5 Re8 13. e5 Nf5 14. Nf3 Bb7 15. Rfe1 a5 16. a4 Bf8 17. Bxf8 Kxf8 18. Bxf5 exf5 19. Qe3 Kg7 20. b4 Qe7 21. Qc5 axb4 22. Qxe7 Rxe7 23. cxb4 Rae8 24. Reb1 f6 25. exf6+ Kxf6 26. Rd1 Re2 27. Nd4 Rb2 28. b5 cxb5 29. axb5 Rb4 30. f3 Rc8 31. Nc6 Rxb5 32. Na7 Rbc5 1/2-1/2

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "4"]
[White "Gomez, Frank"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "C95"]
[BlackElo "2385"]
[PlyCount "88"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[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. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. b4 cxb4 17. cxb4 Nb6 18. a5 Nc4 19. d5 Bc8 20. Bd3 Bd7 21. Ra2 Rc8 22. Nh2 Bg7 23. Rf1 Rf8 24. Qe2 Ne8 25. Rc2 f5 26. exf5 gxf5 27. Rd1 Qe7 28. Nf3 e4 29. Bxc4 bxc4 30. Nd4 Bxd4 31. Rxd4 Qe5 32. Qd2 c3 33. Rxc3 Rxc3 34. Qxc3 Nf6 35. Bb2 Rc8 36. Qd2 e3 37. Qxe3 Qxe3 38. fxe3 Rc2 39. Ba3 Rc3 40. Bb2 Rxe3 41. Kf2 Rb3 42. Bc1 Kf7 43. Bf4 Rb2+ 44. Kg1 Ne8 1/2-1/2

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "4"]
[White "Gutierrez Herrera, Jose Antonio"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "C95"]
[BlackElo "2385"]
[PlyCount "119"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[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. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. Bg5 h6 16. Bc1 Bg7 17. b3 d5 18. exd5 Nxd5 19. Bb2 exd4 20. cxd4 c5 21. Qd2 Qc7 22. Be4 c4 23. Rac1 Rac8 24. bxc4 bxc4 25. Ne5 Nxe5 26. dxe5 Red8 27. Bxd5 Bxd5 28. Qc3 Qb7 29. f3 Bxf3 30. gxf3 Rd3 31. Qc2 Qxf3 32. Nf1 Qxh3 33. Qg2 Qe6 34. Rc3 Bf8 35. Rxd3 cxd3 36. Bd4 Rc4 37. Bf2 Rg4 38. Bg3 Bb4 39. Rd1 h5 40. Nh2 d2 41. Qf3 Rc4 42. Bf4 Rd4 43. a3 Ba5 44. Kg2 Qd7 45. Bg5 Qc8 46. Rf1 Qe8 47. Bf6 Bd8 48. Rd1 Bxf6 49. Qxf6 Qb5 50. e6 Qe2+ 51. Qf2 Qxf2+ 52. Kxf2 fxe6 53. Nf3 Rd3 54. Rxd2 Rxa3 55. Rd7 Ra5 56. Re7 g5 57. Rxe6 g4 58. Ng5 Ra3 59. Rh6 Rh3 60. Rxa6 1/2-1/2

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "14"]
[White "Henao, Raul Fernando"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2320"]
[BlackElo "2385"]
[PlyCount "97"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. a4 e6 5. 0-0 Nge7 6. Re1 a6 7. Bf1 d5 8. d3 Qc7 9. c3 dxe4 10. dxe4 Ng6 11. Nbd2 b6 12. Nc4 Be7 13. g3 0-0 14. h4 Rd8 15. Qe2 Na5 16. h5 Nf8 17. Bf4 Qb7 18. Nfd2 Nxc4 19. Nxc4 Bd7 20. Bg2 Bc6 21. Ne5 Be8 22. Ng4 Rac8 23. e5 Bc6 24. Bxc6 Qxc6 25. Qxa6 c4 26. Be3 Nd7 27. Rad1 Ra8 28. Qb5 Qc7 29. Rd4 Nc5 30. Qxc4 Rxa4 31. b4 Rda8 32. Qb5 Nb3 33. Qc4 Qxc4 34. Rxc4 b5 35. Rc7 Bf8 36. h6 Ra2 37. Rd1 Ra1 38. Rxa1 Nxa1 39. Rb7 Nc2 40. Rxb5 Nxe3 41. Nxe3 gxh6 42. c4 h5 43. c5 Bh6 44. c6 Rc8 45. Rc5 Bf8 46. Rc4 Bxb4 47. Rxb4 Rxc6 48. Rh4 Rc5 49. Rxh5 1-0

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "9"]
[White "Minaya Molano, Juan M"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "E68"]
[WhiteElo "2350"]
[BlackElo "2385"]
[PlyCount "52"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nbd7 7. 0-0 e5 8. Qc2 c6 9. Rd1 Re8 10. e4 exd4 11. Nxd4 Ne5 12. c5 d5 13. exd5 Nxd5 14. Nxd5 cxd5 15. h3 a6 16. Be3 Qe7 17. b3 Be6 18. Rac1 Rac8 19. Qd2 Nc6 20. Kh2 Red8 21. Re1 Re8 22. Red1 Rcd8 23. Bf1 Qd7 24. b4 Ra8 25. Rb1 Rec8 26. Bg2 Ne5 1/2-1/2

[Event "Santa Fe Bogota 4th"]
[Site "Bogota"]
[Date "1979.??.??"]
[Round "7"]
[White "Rodriguez Cespedes, Amador"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "C94"]
[BlackElo "2385"]
[PlyCount "87"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[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. c3 0-0 9. h3 Nb8 10. d3 Nbd7 11. Nbd2 Bb7 12. Nf1 Nc5 13. Bc2 Re8 14. Ng3 g6 15. d4 Ncd7 16. Bg5 Kh8 17. Qd2 Ng8 18. Rad1 f6 19. Be3 Bf8 20. Nh2 Bg7 21. f4 exf4 22. Bxf4 Nb6 23. Nf3 Re7 24. d5 Nc4 25. Qc1 Bc8 26. Rf1 Bd7 27. Bd3 Ne5 28. Nxe5 dxe5 29. Be3 Rf7 30. Rf2 Qc8 31. c4 c6 32. Rc2 Qe8 33. dxc6 Bxc6 34. h4 h5 35. Be2 Rd7 36. Rxd7 Qxd7 37. b3 Kh7 38. cxb5 Bxb5 39. Rc7 Qe6 40. Bxh5 gxh5 41. Nf5 Bd7 42. Qd1 Rd8 43. Qxh5+ Nh6 44. Bxh6 1-0

[Event "COL-ch28"]
[Site "Manizales"]
[Date "1979.??.??"]
[Round "2"]
[White "Sanchez, Luis Augusto"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "D59"]
[WhiteElo "2240"]
[BlackElo "2385"]
[PlyCount "45"]
[EventDate "1979.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. c4 d5 4. Nc3 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 b6 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Be2 Be6 12. 0-0 Nd7 13. Rc1 c5 14. Bb5 c4 15. b3 cxb3 16. Qxb3 Nf6 17. Ne5 Ne4 18. Rc2 Rfc8 19. Rfc1 Rxc2 20. Rxc2 Nd6 21. Bd3 Rc8 22. Rxc8+ Nxc8 23. Qc3 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Acosta, Alejandro"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "B68"]
[BlackElo "2365"]
[PlyCount "94"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Be7 10. Nf3 b5 11. e5 b4 12. exf6 bxc3 13. Qxc3 gxf6 14. Bh4 a5 15. Kb1 Nb4 16. Bd3 Rc8 17. Qd2 Qb6 18. Bf2 Qb7 19. Rhe1 Bc6 20. Nd4 Nxd3 21. Qxd3 Bxg2 22. Nb5 d5 23. Nc3 f5 24. Bd4 Rg8 25. Rg1 Rg6 26. Qe2 Be4 27. Qh5 Bf6 28. Bxf6 Rxf6 29. Rg8+ Ke7 30. Rxc8 Qxc8 31. Qxh7 Rg6 32. Qh4+ Kd7 33. Nxe4 fxe4 34. f5 exf5 35. Rxd5+ Ke6 36. Rd1 Rg2 37. Rc1 Qd7 38. Qh6+ f6 39. Qh3 Rd2 40. Qb3+ Ke7 41. Qg3 Qd6 42. Qg7+ Ke6 43. h4 e3 44. Qg1 Qd5 45. h5 e2 46. Qg8+ Ke5 47. h6 Kf4 0-1

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Cuartas, Carlos Enrique"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2365"]
[BlackElo "2400"]
[PlyCount "94"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 Qb6 10. d5 c5 11. a3 a6 12. Be3 Qc7 13. Qd2 Rb8 14. a4 Ne8 15. g4 Nb6 16. b3 Qe7 17. Rae1 Na8 18. Rb1 f5 19. gxf5 gxf5 20. exf5 Bxf5 21. Rbc1 Bxh3 22. Bxh3 Rxf3 23. Kg2 Rf8 24. Be6+ Kh8 25. Rh1 Bf6 26. Qd3 Nec7 27. Bf5 Rf7 28. Rcg1 Bh4 29. Qe4 Rg8+ 30. Kf1 Rxg1+ 31. Kxg1 Bf6 32. Kf1 b5 33. Rh5 bxc4 34. bxc4 Nb6 35. Bh6 Nd7 36. Qh1 Nb6 37. Bf8 Qxf8 38. Rxh7+ Kg8 39. Bg6 Bg7 40. Ne4 Nxc4 41. Nf6+ Bxf6 42. Bxf7+ Qxf7 43. Rxf7 Kxf7 44. Qh7+ Bg7 45. Qf5+ Ke7 46. Qg4 Nb6 47. Qxg7+ Kd8 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Garcia Gonzales, Guillermo"]
[Result "1/2-1/2"]
[ECO "E91"]
[WhiteElo "2365"]
[PlyCount "101"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. Nf3 Bg7 6. e4 0-0 7. Be2 Re8 8. 0-0 e6 9. h3 exd5 10. exd5 Bf5 11. Bd3 Ne4 12. Nxe4 Bxe4 13. Bxe4 Rxe4 14. Qc2 Re8 15. Bf4 Qb6 16. Rae1 Nd7 17. b3 a6 18. Re2 Nf6 19. Rfe1 Qc7 20. a4 Qd7 21. Kf1 b5 22. axb5 axb5 23. Rxe8+ Nxe8 24. Nd2 Bd4 25. Nf3 Bg7 26. Qe2 bxc4 27. bxc4 h6 28. Kg1 Bf8 29. Nd2 Qf5 30. Qe4 Qf6 31. Qe3 g5 32. Bg3 Bg7 33. Rb1 Qg6 34. Qb3 f5 35. f3 Bd4+ 36. Bf2 Be5 37. Qd3 Qf7 38. Nf1 Ng7 39. g4 Rf8 40. Kg2 h5 41. Qe2 fxg4 42. fxg4 hxg4 43. hxg4 Qg6 44. Rb3 Ne8 45. Rb8 Nf6 46. Rxf8+ Kxf8 47. Bxc5 Nxg4 48. Bxd6+ Bxd6 49. Qxg4 Qc2+ 50. Kh1 Bf4 51. Qc8+ 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Minaya Molano, Juan M"]
[Result "1/2-1/2"]
[ECO "E95"]
[WhiteElo "2365"]
[BlackElo "2355"]
[PlyCount "65"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 Nd7 5. e4 e5 6. Be2 c6 7. Rb1 Ngf6 8. 0-0 0-0 9. Re1 exd4 10. Nxd4 Re8 11. Bf1 Nc5 12. f3 d5 13. cxd5 cxd5 14. e5 Nfd7 15. f4 Nb6 16. Be3 f6 17. Ndb5 Ne6 18. Nd6 Rf8 19. Nxd5 fxe5 20. Nxb6 axb6 21. Bc4 Kh8 22. fxe5 Bxe5 23. Bxe6 Bxe6 24. Bd4 Bxd4+ 25. Qxd4+ Qf6 26. Qxf6+ Rxf6 27. a3 Bd5 28. Ne8 Rf7 29. Rbd1 Bc6 30. Nd6 Rd7 31. Re6 Kg8 32. Rd4 Ra5 33. Re8+ 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Panno, Oscar"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2365"]
[BlackElo "2580"]
[PlyCount "83"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. Nf3 d6 4. d4 Nf6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 Qb6 10. d5 cxd5 11. cxd5 Nc5 12. Qe2 Bd7 13. Nd2 Rfc8 14. Re1 a6 15. Bf1 Ne8 16. g4 Kh8 17. Kh1 Qd8 18. a4 f5 19. f3 Qh4 20. Rd1 Bh6 21. Ra3 a5 22. Qe1 Qd8 23. Nc4 Bxc1 24. Rxc1 b6 25. exf5 gxf5 26. Nxd6 Qf6 27. Nxc8 Rxc8 28. Nb5 Bxb5 29. Bxb5 Nd6 30. Re3 fxg4 31. hxg4 Rf8 32. Rcc3 Nf7 33. Qg3 Qd6 34. Bc6 Qg6 35. Kg2 e4 36. d6 exf3+ 37. Rxf3 Rd8 38. Bd5 Nxd6 39. Rce3 Qg5 40. Qxd6 Rxd6 41. Re8+ Kg7 42. Rg8+ 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Szmetan, Jorge"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2365"]
[BlackElo "2420"]
[PlyCount "85"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. c4 Nf6 5. 0-0 e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. b3 0-0 10. Bb2 a6 11. e4 Nbd7 12. Qe3 Qb8 13. Nd4 Re8 14. Rad1 Bf8 15. Rfe1 Ra7 16. h3 Ba8 17. Kh2 g6 18. Re2 Bg7 19. Kg1 Rc7 20. Nf3 b5 21. Rxd6 bxc4 22. Red2 cxb3 23. axb3 Nc5 24. e5 Nfe4 25. Nxe4 Nxe4 26. Rb6 Nxd2 27. Rxb8 Nxf3+ 28. Bxf3 Rxb8 29. Bxa8 Rxa8 30. Ba3 Rac8 31. Bd6 Rc6 32. h4 h5 33. Qe2 Bf8 34. Bxf8 Kxf8 35. g4 Rc2 36. Qf3 hxg4 37. Qxg4 Ra2 38. h5 Rc1+ 39. Kg2 Rcc2 40. Qb4+ Kg7 41. h6+ Kxh6 42. Qh4+ Kg7 43. Qf6+ 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Velandia, Norberto"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "2365"]
[BlackElo "2220"]
[PlyCount "77"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. Nf3 g6 5. Bf4 Bg7 6. e3 0-0 7. Be2 dxc4 8. Bxc4 Nd5 9. Be5 Bg4 10. Bxg7 Nxc3 11. bxc3 Kxg7 12. 0-0 Nd7 13. h3 Bxf3 14. Qxf3 e5 15. Rfd1 Qf6 16. Qe2 Nb6 17. Bb3 Rad8 18. a4 Rfe8 19. a5 Nd5 20. Qb2 exd4 21. cxd4 Re7 22. Rdc1 Nc7 23. Bd1 Na6 24. Be2 Nb8 25. Bf3 Na6 26. Rab1 h5 27. Rc3 Rdd7 28. Rb3 Nb8 29. Qa3 Na6 30. Be2 Nb8 31. Qc5 a6 32. Bf3 Rc7 33. Qa7 Nd7 34. Rxb7 Rxb7 35. Rxb7 Qe6 36. Qxa6 Nf6 37. Qxc6 Rxb7 38. Qxb7 Qa2 39. a6 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Cuellar Gacharna, Miguel"]
[Black "Zapata, Alonso"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2365"]
[BlackElo "2355"]
[PlyCount "97"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nf3 Nc6 7. 0-0 a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5 11. Rc1 Bd7 12. Re1 Bh6 13. e3 Nb4 14. a3 Na6 15. b4 c6 16. Rc2 Be6 17. Nd2 c5 18. d5 Bg4 19. f3 Bd7 20. Nde4 cxb4 21. Nxf6+ exf6 22. Ne4 Bg7 23. Qa1 Bf5 24. Nxf6+ Bxf6 25. Bxf6 Bxc2 26. Bxd8 Rfxd8 27. axb4 Nxb4 28. Rc1 Ba4 29. Rc7 Nxd5 30. Ra7 Rbc8 31. Bh3 Rc2 32. Be6 Rc7 33. Rxc7 Nxc7 34. Ba2 Ne6 35. Bxe6 fxe6 36. Qf6 Re8 37. Qc3 d5 38. Kg2 Kf7 39. g4 Re7 40. Qh8 b4 41. Qxh7+ Kf8 42. Qxg6 Bc6 43. Qc2 Bb7 44. Qc5 b3 45. Qb4 d4 46. Qxd4 Ba6 47. Qb4 Be2 48. Qxb3 Rf7 49. e4 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Garcia, Gildardo"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "C94"]
[WhiteElo "2365"]
[BlackElo "2365"]
[PlyCount "83"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[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. c3 0-0 9. h3 Nb8 10. d3 Nbd7 11. Nbd2 Bb7 12. Nf1 Nc5 13. Bc2 a5 14. Ng3 g6 15. d4 Ncd7 16. Qe2 c6 17. Bh6 Re8 18. Rad1 Qc7 19. Qd2 Bf8 20. Bxf8 Nxf8 21. Nf5 Bc8 22. dxe5 dxe5 23. Nd6 Re7 24. Qg5 Ne8 25. Nf5 Bxf5 26. exf5 f6 27. Qh6 Rg7 28. fxg6 Nxg6 29. Nh4 Nxh4 30. Qxh4 Rd8 31. Rxd8 Qxd8 32. Rxe5 Kf8 33. Re6 c5 34. Qh5 Nc7 35. Qxc5+ Kg8 36. Rd6 Qe7 37. Bb3+ Kh8 38. Qd4 a4 39. Rd8+ Ne8 40. Bd1 Rg5 41. Bf3 Rg8 42. Be4 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Garcia, Luis E"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2325"]
[BlackElo "2365"]
[PlyCount "83"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 Nd7 8. Nf3 h6 9. Bd3 Qd8 10. Qe2 Be7 11. 0-0 0-0 12. c5 Nf6 13. Ne5 Bd7 14. f4 b6 15. c6 Bc8 16. Bd2 Nd5 17. Rae1 f5 18. g4 Bh4 19. Rd1 Bf6 20. gxf5 exf5 21. Rde1 Qd6 22. c4 Nb4 23. Bxb4 Qxb4 24. d5 Qd6 25. Qg2 b5 26. cxb5 a6 27. a4 axb5 28. axb5 Ra4 29. Qc2 Rb4 30. Re2 g5 31. Bxf5 Bxf5 32. Qxf5 Qxd5 33. Qg6+ Bg7 34. Nd7 Qd4+ 35. Kg2 Qd5+ 36. Rf3 Rbxf4 37. Qe6+ Qxe6 38. Rxe6 Rxf3 39. Nxf8 Rxf8 40. Re7 Rf7 41. Rxf7 Kxf7 42. b6 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Geller, Efim P"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2590"]
[BlackElo "2365"]
[PlyCount "78"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 d6 6. Nf3 Nc6 7. 0-0 e5 8. d5 Ne7 9. c5 Bg4 10. cxd6 cxd6 11. e4 Qd7 12. Qb3 Rfc8 13. Be3 b6 14. Nd2 Bh3 15. Qb5 Bxg2 16. Qxd7 Nxd7 17. Kxg2 a6 18. Rfc1 f5 19. Kf1 Kf7 20. Ke2 Ng8 21. Nd1 fxe4 22. Nxe4 Bf8 23. Ng5+ Kg7 24. Rc6 Be7 25. Rac1 Rxc6 26. Rxc6 Ngf6 27. Nc3 Ne8 28. Nce4 Kg8 29. Ne6 Ndf6 30. Nxf6+ Nxf6 31. Nc7 Rc8 32. Bg5 Kf7 33. Bxf6 Kxf6 34. Nxa6 Ra8 35. Rxb6 e4 36. Nb4 Bd8 37. Rxd6+ Kf5 38. a3 Be7 39. Rb6 Bf6 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Gonzalez Rodriguez, Jorge Armando"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B89"]
[BlackElo "2365"]
[PlyCount "57"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Be7 8. Be3 a6 9. f3 Qc7 10. Qe2 Na5 11. 0-0-0 b5 12. Kb1 Bd7 13. g4 Nc4 14. g5 Nh5 15. f4 g6 16. f5 0-0 17. Bc1 Rac8 18. Rd3 Qc5 19. Rhd1 exf5 20. Nd5 Bd8 21. Nxf5 Kh8 22. Bxc4 bxc4 23. Rh3 Bxf5 24. exf5 Ng7 25. Be3 Qb5 26. Bd4 Re8 27. Qf2 c3 28. Nxc3 Qxf5 29. Rf3 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Gutierrez Herrera, Jose Antonio"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "C95"]
[BlackElo "2365"]
[PlyCount "72"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[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. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. dxc5 dxc5 17. Bg5 Qc7 18. Nh2 Bg7 19. Qf3 c4 20. b4 cxb3 21. Bxb3 h6 22. Be3 Rf8 23. Ng4 Nxg4 24. Qxg4 Kh7 25. Rec1 Nc5 26. Bxc5 Qxc5 27. axb5 axb5 28. Rxa8 Bxa8 29. Qd7 Kg8 30. Rd1 h5 31. h4 Bf6 32. Rd6 Kg7 33. Ra6 Bxh4 34. Rxg6+ Kxg6 35. Qf5+ Kg7 36. Qxh5 Bxg3 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Hernandez Onna, Roman"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2465"]
[BlackElo "2365"]
[PlyCount "77"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 Bxc3+ 7. bxc3 Ne5 8. f4 Ng6 9. g3 h6 10. Bxf6 Qxf6 11. Bg2 d6 12. Rb1 0-0 13. 0-0 c6 14. e4 Rd8 15. Qh5 Nf8 16. c5 dxc5 17. Qxc5 Qd6 18. Qxd6 Rxd6 19. e5 Rd8 20. h3 a6 21. Rfd1 Be6 22. Rd2 c5 23. Nf3 Rxd2 24. Nxd2 Bxa2 25. Rxb7 Rd8 26. Ne4 Rd1+ 27. Kf2 Bd5 28. Ra7 Bc4 29. Nd6 Rd2+ 30. Kg1 Be6 31. f5 Bd7 32. c4 Rd1+ 33. Kf2 Rd2+ 34. Kf1 g6 35. g4 gxf5 36. gxf5 Rd4 37. Be4 Kg7 38. Bd5 a5 39. e6 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1978.??.??"]
[Round "?"]
[White "Sigurjonsson, Gudmundur"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2500"]
[BlackElo "2365"]
[PlyCount "100"]
[EventDate "1978.03.11"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "7"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[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. c3 d6 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 Nb6 17. Qe2 Nxa4 18. Bxa4 bxa4 19. Rxa4 Nd7 20. b3 Bc8 21. Ra3 Rb8 22. c4 Nf6 23. Bd2 Bg7 24. Rb1 Re7 25. Ne1 Qf8 26. Nd3 Bh6 27. Ba5 Reb7 28. b4 Bd7 29. Rba1 cxb4 30. Rb3 Qc8 31. Rxb4 Bf8 32. Rc1 Be8 33. Nf1 Nd7 34. Rxb7 Qxb7 35. Bb4 Qb6 36. Nd2 a5 37. Ba3 Qa6 38. Qe3 Rb7 39. Rc2 a4 40. Rc1 Qa5 41. Kh1 f6 42. f4 exf4 43. Qxf4 Ne5 44. Qe3 Nf7 45. Nf4 Bd7 46. Rc2 Bh6 47. Qg3 Rb3 48. Nxb3 axb3 49. Qxb3 Qe1+ 50. Kh2 Bxf4+ 0-1

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.21"]
[Round "11"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gonzalez Rodriguez, Jorge Armando"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2345"]
[PlyCount "23"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d5 3. Bf4 Nf6 4. h3 Bf5 5. e3 e6 6. Bd3 Bxd3 7. Qxd3 Bd6 8. Bxd6 cxd6 9. 0-0 Rc8 10. Nbd2 0-0 11. a3 Na5 12. Rfc1 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.20"]
[Round "10"]
[White "Cuartas, Carlos Enrique"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "2425"]
[BlackElo "2345"]
[PlyCount "104"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d3 5. Bxd3 Bc5 6. 0-0 d6 7. b4 Bb6 8. a4 a6 9. Na3 Bg4 10. Nc4 Ba7 11. h3 Bh5 12. g4 Bg6 13. b5 Nce7 14. b6 Bb8 15. bxc7 Bxc7 16. Ba3 Nc8 17. Re1 Nge7 18. e5 d5 19. Ne3 0-0 20. Nf5 Re8 21. N3d4 Nc6 22. f4 Nxd4 23. cxd4 Ba5 24. Re3 Bxf5 25. Bxf5 Nb6 26. Rb3 Nc4 27. g5 b6 28. e6 g6 29. Bg4 fxe6 30. Qe2 Qd7 31. Bb4 Bxb4 32. Rxb4 Qd6 33. Rb3 Qxf4 34. Bxe6+ Kg7 35. Qg4 Qd6 36. Re1 Rf8 37. Rf3 Rxf3 38. Qxf3 Rf8 39. Qg2 Qf4 40. Bxd5 Ne3 41. Qd2 Nxd5 42. Qxf4 Rxf4 43. Re6 Rxd4 44. Rd6 Kf7 45. Rd7+ Ke6 46. Rxh7 Kf5 47. h4 Rxa4 48. Kf2 Nf4 49. Kf3 Ra3+ 50. Kf2 Kg4 51. Rh8 b5 52. Ke1 Ng2+ 0-1

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.19"]
[Round "9"]
[White "Cuellar Gacharna, Miguel"]
[Black "Martinez, Carlos Alejandro"]
[Result "1-0"]
[ECO "D77"]
[WhiteElo "2345"]
[PlyCount "63"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d5 5. 0-0 0-0 6. d4 dxc4 7. Na3 c3 8. bxc3 c5 9. Ne5 Nbd7 10. f4 Rb8 11. Bd2 a6 12. Nc2 Nxe5 13. fxe5 Nd5 14. a4 Nb6 15. Be1 Qc7 16. Qd3 cxd4 17. cxd4 Be6 18. Ba5 Rfc8 19. Ne3 Bxe5 20. Rab1 Bg7 21. Bxb6 Qd7 22. a5 Bh3 23. Bxh3 Qxh3 24. Nd5 Qe6 25. e4 h5 26. Rf2 Rc6 27. Bc5 Bf8 28. Qf3 Rbc8 29. Rxb7 Rxc5 30. dxc5 Rxc5 31. Rb6 Rc1+ 32. Kg2 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.18"]
[Round "8"]
[White "Castro Murillo, Gonzalo Fernando"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "B46"]
[BlackElo "2345"]
[PlyCount "60"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 Qc7 7. Nc3 Nc6 8. Nxc6 bxc6 9. Kh1 d5 10. f4 dxe4 11. Nxe4 Be7 12. Be3 c5 13. f5 e5 14. Nxf6+ Bxf6 15. Be4 Rb8 16. Qf3 0-0 17. b3 c4 18. Qg3 Bb7 19. Bh6 Bxe4 20. Bxg7 Bxg7 21. f6 Bg6 22. h4 Bh6 23. h5 Kh8 24. hxg6 fxg6 25. Qh4 Bf4 26. Rae1 g5 27. Qh6 Qf7 28. g3 Bxg3 29. Re3 Bf4 30. Rh3 g4 0-1

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.17"]
[Round "7"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gutierrez Herrera, Jose Antonio"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2345"]
[PlyCount "105"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 f5 2. b3 d6 3. d4 g6 4. Bb2 Bg7 5. Nbd2 Nf6 6. g3 c6 7. Bg2 0-0 8. 0-0 a5 9. a4 Na6 10. e3 Nb4 11. c3 Nbd5 12. Qc2 Qc7 13. Rfe1 Bd7 14. e4 fxe4 15. Nxe4 Nxe4 16. Qxe4 Bf5 17. Qe2 Rae8 18. Nh4 Bc8 19. Qc4 e6 20. Re2 Nb6 21. Qd3 e5 22. dxe5 Rxe5 23. Rae1 Qf7 24. c4 Rxe2 25. Rxe2 Bxb2 26. Rxb2 Qf6 27. Rd2 g5 28. Nf3 d5 29. cxd5 Nxd5 30. Nd4 Nb4 31. Qc4+ Kg7 32. h3 Rd8 33. Qc5 Na6 34. Qc3 Kg8 35. Qe3 h6 36. Nf3 Rxd2 37. Nxd2 Qd8 38. Nc4 Nb4 39. Qe4 Qf8 40. Nxa5 Nd5 41. Qe5 Nf6 42. Nc4 Nd7 43. Qe6+ Kg7 44. Nd6 Nb6 45. Nxc8 Qxc8 46. Qe7+ Kg8 47. Be4 Qd7 48. Qf6 Qd1+ 49. Kh2 Qd2 50. Bg6 Qd7 51. Bf5 Qc7 52. Be6+ Kh7 53. Bf7 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.15"]
[Round "6"]
[White "Yepez Jaramillo, Marcos Vinicio"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "B03"]
[BlackElo "2345"]
[PlyCount "92"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 Nc6 7. Be3 Bf5 8. Nc3 e6 9. Be2 Be7 10. Nf3 0-0 11. 0-0 f6 12. c5 Nd5 13. Nxd5 Qxd5 14. Qb3 Qxb3 15. axb3 Nb4 16. Bf2 Be4 17. Be1 Nc2 18. Ra5 Nxe1 19. Rxe1 b6 20. exf6 Rxf6 21. Raa1 bxc5 22. Bc4 Bxf3 23. gxf3 cxd4 24. Bxe6+ Kf8 25. Bd5 Rd8 26. Be4 d3 27. Kf1 Bc5 28. Red1 d2 29. Ra5 Bb6 30. Rh5 h6 31. Ke2 Rfd6 32. h4 g6 33. Rb5 c5 34. b4 c4 35. Re5 Bd4 36. Ra5 Bxb2 37. Rxa7 Bf6 38. Rc7 Bxh4 39. Rxc4 Be1 40. Rc7 h5 41. Bc2 Re8+ 42. Be4 Red8 43. Bc2 Bg3 44. Rb7 Bf4 45. Ra1 d1Q+ 46. Bxd1 Rd2+ 0-1

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.14"]
[Round "5"]
[White "Panno, Oscar"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "D56"]
[WhiteElo "2520"]
[BlackElo "2345"]
[PlyCount "85"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. Rc1 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. e3 c6 10. Bd3 f5 11. Ne5 Qg5 12. 0-0 Nd7 13. f4 Qd8 14. b4 Nxc3 15. Rxc3 Nxe5 16. fxe5 Bd7 17. Qb3 a5 18. b5 cxb5 19. cxd5 a4 20. Qb4 exd5 21. Bxb5 Rc8 22. Rxc8 Qxc8 23. Bxa4 Bxa4 24. Qxa4 Rf7 25. h3 g5 26. Qb5 Qe6 27. Kh2 h5 28. Qe2 h4 29. Qh5 Rg7 30. a4 Qf7 31. Qf3 g4 32. Qxf5 Qxf5 33. Rxf5 g3+ 34. Kg1 Rc7 35. Kf1 Rc1+ 36. Ke2 Rc2+ 37. Kf3 Rf2+ 38. Kg4 Rxg2 39. Kxh4 Rf2 40. Rg5+ Kf7 41. Kxg3 Ra2 42. Rh5 Kg6 43. e6 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.13"]
[Round "4"]
[White "Cuellar Gacharna, Miguel"]
[Black "Castro Rojas, Oscar Humberto"]
[Result "1-0"]
[ECO "A93"]
[WhiteElo "2345"]
[BlackElo "2380"]
[PlyCount "71"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 d5 7. b3 b6 8. cxd5 exd5 9. Bf4 Ne4 10. h4 c5 11. e3 Nc6 12. a3 h6 13. Ne5 Nxe5 14. Bxe5 Ba6 15. Re1 Bf6 16. Bxf6 Qxf6 17. Ra2 Rad8 18. Rc2 f4 19. exf4 cxd4 20. Rc7 Rf7 21. Rxf7 Kxf7 22. Nd2 Nc3 23. Qh5+ Kf8 24. Re5 Qd6 25. Bh3 Bd3 26. Be6 Qc7 27. Nf3 Ne2+ 28. Kh2 Be4 29. Nd2 Nc3 30. g4 Bc2 31. Nf3 Ne2 32. Rxe2 Qxf4+ 33. Kg2 Be4 34. Rxe4 dxe4 35. Ne5 Qf6 36. Ng6+ 1-0

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.12"]
[Round "3"]
[White "De Greif, Boris"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2320"]
[BlackElo "2345"]
[PlyCount "151"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. e3 0-0 5. Be2 d6 6. d4 e5 7. c4 Nc6 8. 0-0 e4 9. Nfd2 Re8 10. Nc3 Bf5 11. a3 a5 12. Nb5 h5 13. Rc1 Bg4 14. Nc3 Bf5 15. Rc2 Rc8 16. Nb5 Ng4 17. g3 Qg5 18. h4 Qe7 19. Kg2 Bh6 20. Rc3 Kh7 21. Rh1 Rg8 22. Nf1 g5 23. d5 Nce5 24. Nd4 Qf6 25. hxg5 Rxg5 26. Rc2 Rcg8 27. Rd2 Bd7 28. Qe1 Qg6 29. Rh4 c5 30. dxc6 bxc6 31. Bc1 c5 32. Nb5 Bf8 33. Nc3 Bc6 34. Nd5 Bxd5 35. Rxd5 Nf3 36. Bxf3 exf3+ 37. Kg1 Rxd5 38. cxd5 Be7 39. Rh1 h4 40. e4 Bf6 41. Bf4 Re8 42. Nd2 Kg8 43. Nxf3 Rxe4 44. Qd2 hxg3 45. Bxg3 Ne5 46. Nxe5 Bxe5 47. Qxa5 Kg7 48. Rh3 Rg4 49. Qe1 Qd3 50. Kh2 Bxg3+ 51. Rxg3 Rxg3 52. fxg3 Qxb3 53. Qd2 f6 54. Kh3 Kg6 55. Kh4 Qf3 56. g4 c4 57. a4 Qd3 58. Qa5 Qe2 59. Kg3 Kg5 60. Qc3 Qxg4+ 61. Kf2 Qf5+ 62. Qf3 Qc2+ 63. Kg3 Qb3 64. a5 f5 65. a6 f4+ 66. Kg2 Qa2+ 67. Kh3 Qxa6 68. Qg4+ Kf6 69. Qxf4+ Ke7 70. Qg5+ Kd7 71. Qg7+ Kc8 72. Kg4 Qb6 73. Kf3 Qc5 74. Ke4 Qf2 75. Qg8+ Kc7 76. Qg7+ 1/2-1/2

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.11"]
[Round "2"]
[White "Cuellar Gacharna, Miguel"]
[Black "Garcia, Luis E"]
[Result "0-1"]
[ECO "E80"]
[WhiteElo "2345"]
[BlackElo "2350"]
[PlyCount "102"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. a4 a5 8. Qd2 Na6 9. Nge2 Nb4 10. Na2 Nxa2 11. Rxa2 0-0 12. Nc3 Nd7 13. Be2 e5 14. 0-0 Qe7 15. Rd1 Re8 16. Bf1 Bf8 17. Bg5 f6 18. Be3 exd4 19. Bxd4 Nc5 20. Bf2 Be6 21. Qc2 Qf7 22. b3 Rad8 23. Qb1 f5 24. Rad2 Qc7 25. Bd3 Bg7 26. Qc2 f4 27. Bf1 Qb6 28. Rb1 Be5 29. Na2 Rd7 30. Nc1 Qd8 31. Nd3 Nxd3 32. Bxd3 c5 33. Bf1 g5 34. Rbd1 h5 35. g3 Rf8 36. Rd3 Rff7 37. Kh1 Qf8 38. Bg2 Qh6 39. gxf4 gxf4 40. Bh4 Rg7 41. Rg1 Bd4 42. Bf2 Bf6 43. Qd2 Be5 44. Qxa5 h4 45. Qd2 Qh5 46. Bf1 Kh7 47. Rxg7+ Rxg7 48. Qe2 h3 49. Qd1 Rg6 50. Be2 Qg5 51. Qf1 Qg2+ 0-1

[Event "Bogota"]
[Site "Bogota"]
[Date "1976.04.10"]
[Round "1"]
[White "Minaya Molano, Juan M"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2325"]
[BlackElo "2345"]
[PlyCount "76"]
[EventDate "1976.04.10"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "COL"]
[EventCategory "4"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. b3 c6 7. Bb2 Nbd7 8. d3 b5 9. Nbd2 Bb7 10. Qc2 Rc8 11. e4 Qb6 12. e5 Ng4 13. h3 Nh6 14. g4 c5 15. Rfe1 Rfd8 16. Nf1 Nf8 17. Bc1 Ng6 18. Ng3 bxc4 19. bxc4 Qc7 20. Qe2 dxc4 21. dxc4 Kh8 22. Rb1 Bc6 23. Nh5 Rb8 24. Rxb8 Rxb8 25. Bxh6 gxh6 26. Qe3 Bf8 27. g5 Bxf3 28. Qxf3 hxg5 29. Qf6+ Kg8 30. Qxg5 Bg7 31. Nxg7 Kxg7 32. h4 Qd8 33. Qe3 Nxh4 34. Qxc5 Qg5 35. Qc6 Rc8 36. Qb7 Rxc4 37. Kf1 Rg4 38. Bf3 Rg1+ 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "1"]
[White "Alzate, Javier"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "B41"]
[PlyCount "117"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Nf6 6. Nd2 Nc6 7. Bd3 d5 8. 0-0 Be7 9. Nxc6 bxc6 10. e5 Nd7 11. f4 a5 12. Nb3 Ba6 13. Bxa6 Rxa6 14. Qe2 Qc8 15. f5 c5 16. f6 gxf6 17. exf6 Bf8 18. c4 d4 19. Bf4 Rg8 20. Bg3 Rg6 21. Rf3 Qa8 22. Raf1 Kd8 23. Nd2 Bh6 24. Ne4 e5 25. Kh1 Re6 26. Rb3 Bf4 27. Rb5 Bxg3 28. hxg3 Qa7 29. a4 Rb6 30. Qh5 Qc7 31. Qxh7 Rbxf6 32. Nxf6 Rxf6 33. Rxf6 Nxf6 34. Qh8+ Ke7 35. Qa8 Nd7 36. Qe4 Qd6 37. Rb3 Qg6 38. Qh4+ f6 39. Rb7 d3 40. Qh3 f5 41. Qh4+ Ke6 42. Qd8 Qh7+ 43. Kg1 d2 44. Rb6+ Nxb6 45. Qxb6+ Kf7 46. Qc7+ Kg6 47. Qd6+ Kh5 48. Qxd2 Qc7 49. Qd5 Qe7 50. Kf2 Kg6 51. Qg8+ Kh5 52. Qc8 Kg5 53. Qa8 Qd6 54. Qd5 Qb8 55. Qd2+ Kg6 56. Kg1 e4 57. Qxa5 Qxb2 58. Qxc5 Qc1+ 59. Kh2 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "14"]
[White "Castro Rojas, Oscar Humberto"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "97"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nf6 5. c4 d4 6. Qa4+ Bd7 7. Qc2 Bc6 8. b4 Be4 9. d3 Bxf3 10. Bxf3 c6 11. 0-0 Nbd7 12. Nd2 Nf8 13. b5 Qd7 14. bxc6 bxc6 15. Nb3 Ne6 16. Rb1 a5 17. Bd2 0-0 18. Nxa5 Ra6 19. Rb7 Qd6 20. Bb4 c5 21. Bd2 h5 22. Rfb1 h4 23. Qb2 hxg3 24. hxg3 g5 25. Rb6 Rxb6 26. Qxb6 gxf4 27. Qxd6 exd6 28. a4 fxg3 29. Nb7 Nd7 30. Nxd6 Be5 31. Rb7 Nb8 32. Nf5 Nd8 33. Rb5 Ne6 34. a5 Re8 35. Kg2 f6 36. Rb7 Nc7 37. Nxg3 Kg7 38. Nf5+ Kg6 39. Be4 Kf7 40. Kf3 Rh8 41. Bd5+ Kg6 42. Kg4 Nba6 43. Nh4+ Kg7 44. Be4 Kf7 45. Ng6 Rh2 46. Nxe5+ fxe5 47. Bf3 Rf2 48. Kf5 e4 49. Kxe4 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "5"]
[White "Cuartas, Carlos Enrique"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B31"]
[PlyCount "93"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. d4 cxd4 8. cxd4 d5 9. e5 Ne4 10. Nc3 Nxc3 11. bxc3 Na5 12. Bg5 Bf5 13. Nh4 Be6 14. Qc1 Nc4 15. Rb1 Qc7 16. Bxc4 dxc4 17. Bh6 Qd7 18. Qf4 Rac8 19. Re3 Rc6 20. Rg3 Rb6 21. Re1 Rb2 22. Nf3 f6 23. Bxg7 Kxg7 24. h4 h5 25. Nd2 Rxa2 26. Ne4 Bg4 27. f3 Bf5 28. Nc5 Qc8 29. Nxb7 Re8 30. Kh2 Ra6 31. Nc5 Rc6 32. Ne4 Bxe4 33. Rxe4 f5 34. Re2 Qe6 35. Ra2 a6 36. Ra5 Rd8 37. Qg5 Kh7 38. f4 Rb6 39. Rc5 Rd7 40. Re3 Rb5 41. d5 Rxd5 42. Rxc4 Rd7 43. Rc8 Rbb7 44. Rg3 Rb6 45. Rf8 Qc4 46. Rxf5 Qc5 47. Rf7+ 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "10"]
[White "Cuellar Gacharna, Miguel"]
[Black "Agudelo, Antonio"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "136"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Nf3 Bg4 7. Be3 Nfd7 8. Qd2 Nc6 9. d5 Bxf3 10. Bxf3 Na5 11. Be2 c5 12. h4 a6 13. h5 b5 14. Bh6 Nf6 15. Bxg7 Kxg7 16. hxg6 fxg6 17. Qh6+ Kf7 18. cxb5 axb5 19. Bxb5 Nb3 20. Rb1 Nd4 21. Ba4 Kg8 22. Bd1 Rf7 23. 0-0 Qb6 24. Qe3 Kg7 25. a4 Rb8 26. Be2 Qa5 27. e5 dxe5 28. Qxe5 Rxb2 29. Rxb2 Qxc3 30. Qb8 Rf8 31. Qb7 Nxd5 32. Bd1 Rf7 33. Qxd5 Qxb2 34. Qxc5 Ne6 35. Qe3 Nf4 36. Bf3 Qb4 37. Ra1 Qa5 38. Qa3 h5 39. Rb1 h4 40. Qa1+ Rf6 41. Rb5 Qa7 42. Rb4 Qc7 43. a5 h3 44. Rb7 Ne2+ 45. Kh1 hxg2+ 46. Kxg2 Nf4+ 47. Kh1 Qc5 48. Qe1 Re6 49. Qb4 Qg5 50. Qc3+ Kf7 51. Rb2 Nd3 52. Qxd3 Re1+ 53. Kh2 Qh4+ 54. Kg2 Qh1+ 55. Kg3 Rg1+ 56. Kf4 Qh4+ 57. Ke3 Qg5+ 58. Ke4 Qf5+ 59. Ke3 Qe5+ 60. Be4 Qxb2 61. a6 Re1+ 62. Kf3 Qf6+ 63. Kg2 Qg5+ 64. Kh3 Qh5+ 65. Kg3 Rg1+ 66. Kf4 e5+ 67. Ke3 Re1+ 68. Kd2 Rd1+ 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "6"]
[White "Cuellar Gacharna, Miguel"]
[Black "De Greif, Boris"]
[Result "0-1"]
[ECO "A81"]
[PlyCount "122"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 f5 2. b3 Nf6 3. Bb2 g6 4. c4 Bg7 5. g3 0-0 6. Bg2 c5 7. 0-0 Nc6 8. e3 d6 9. d4 Ne4 10. Nc3 e6 11. Rc1 Qe7 12. d5 Nb4 13. dxe6 Bxe6 14. Qe2 Rad8 15. Rfd1 Nxc3 16. Bxc3 Bxc3 17. Rxc3 d5 18. a3 Nc6 19. cxd5 Rxd5 20. Rdc1 Rfd8 21. h4 h6 22. R3c2 Qd6 23. Ne1 Rd1 24. Rxc5 Rxc1 25. Rxc1 Qxa3 26. Rb1 Qb4 27. Qb2 Qe7 28. b4 Bd5 29. Bxd5+ Rxd5 30. Qa2 Qd7 31. b5 Ne7 32. Qxa7 Rxb5 33. Qa4 Rd5 34. Qb3 Kf8 35. Qxb7 Qxb7 36. Rxb7 Rd1 37. Kf1 Nd5 38. Rb3 Rc1 39. Rb2 Nc3 40. Rb6 Kg7 41. Rc6 Na2 42. Rxc1 Nxc1 43. Nf3 Kf6 44. Ke1 Nd3+ 45. Ke2 Nc5 46. Nd2 Ke5 47. f3 Kd5 48. g4 fxg4 49. fxg4 Ke5 50. Nc4+ Kd5 51. Nb2 g5 52. h5 Nd7 53. Nd3 Ke4 54. Nf2+ Kd5 55. Kd3 Nc5+ 56. Kc3 Ne4+ 57. Nxe4 Kxe4 58. Kd2 Kf3 59. Kd3 Kxg4 60. Kd4 Kf3 61. e4 g4 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "12"]
[White "Cuellar Gacharna, Miguel"]
[Black "Henao, Raul Fernando"]
[Result "1/2-1/2"]
[ECO "D80"]
[PlyCount "63"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qa4+ c6 5. cxd5 Nxd5 6. e4 Nb6 7. Qd1 Bg7 8. Be3 0-0 9. Qd2 Be6 10. Rd1 Nc4 11. Bxc4 Bxc4 12. h4 c5 13. dxc5 Nc6 14. Nf3 Nb4 15. Qxd8 Rfxd8 16. Rxd8+ Rxd8 17. Nd2 Ba6 18. Kd1 Bd4 19. Bxd4 Rxd4 20. f3 Nd3 21. Kc2 Nb4+ 22. Kc1 Nd3+ 23. Kc2 Nxc5 24. Nb3 Nxb3 25. axb3 e6 26. Rd1 Rxd1 27. Nxd1 Kg7 28. Kd2 Kf6 29. Ke3 Bf1 30. g3 e5 31. Nc3 Ke6 32. b4 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "8"]
[White "Cuellar Gacharna, Miguel"]
[Black "Rodriguez, Jose ES"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "123"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. 0-0 c5 5. d3 Be7 6. Nbd2 0-0 7. e4 Nc6 8. e5 Nd7 9. Re1 Qc7 10. Qe2 b5 11. Nf1 a5 12. h4 b4 13. N1h2 Ba6 14. Bf4 c4 15. Ng4 Rac8 16. dxc4 Bxc4 17. Qd2 Qb6 18. Be3 Qc7 19. Bg5 Nc5 20. Bf6 Kh8 21. Ng5 Bxf6 22. exf6 h5 23. fxg7+ Kxg7 24. Ne4 Nxe4 25. Qh6+ Kg8 26. Rxe4 f6 27. Rxc4 dxc4 28. Nxf6+ Rxf6 29. Qxf6 Qf7 30. Qg5+ Qg7 31. Rd1 Qxg5 32. hxg5 Kf7 33. Rd7+ Ne7 34. Be4 a4 35. Rb7 a3 36. Rxb4 axb2 37. Rxb2 Nd5 38. Rb7+ Kg8 39. Ra7 Nc3 40. Bf3 Nb5 41. Ra8 Rxa8 42. Bxa8 Nd4 43. Be4 Ne2+ 44. Kf1 Nc3 45. Bg6 Nxa2 46. Bxh5 Kg7 47. Ke2 Nc3+ 48. Ke3 e5 49. f4 Nd5+ 50. Ke4 Nb4 51. f5 Nxc2 52. f6+ Kf8 53. g6 Nd4 54. g7+ Kg8 55. Kxe5 c3 56. Kxd4 c2 57. Bf3 Kf7 58. Bd5+ Kxf6 59. g8Q c1Q 60. Qf7+ Kg5 61. Qg7+ Kf5 62. g4+ 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "15"]
[White "Cuellar Gacharna, Miguel"]
[Black "Sanchez, Luis Augusto"]
[Result "1/2-1/2"]
[ECO "E99"]
[PlyCount "60"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 e5 6. Nf3 0-0 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. f3 f4 12. b4 a5 13. bxa5 Rxa5 14. a4 b6 15. Ba3 Nc5 16. Bb4 Ra8 17. a5 Bd7 18. axb6 cxb6 19. Qc2 Qc7 20. Nb5 Bxb5 21. cxb5 Ra7 22. Bxc5 bxc5 23. Nb2 Rfa8 24. Ra6 Rxa6 25. bxa6 c4 26. Ra1 Qb6+ 27. Kf1 Rxa6 28. Rxa6 Qxa6 29. Nxc4 Nc8 30. Qb2 Qa7 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "4"]
[White "Cuellar Gacharna, Miguel"]
[Black "Santos, German"]
[Result "1/2-1/2"]
[ECO "A71"]
[PlyCount "85"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 h6 10. Bh4 Re8 11. Nd2 a6 12. a4 Nbd7 13. 0-0 g5 14. Bg3 Ne5 15. Qc2 Nfd7 16. Nd1 Nf8 17. Ne3 Nfg6 18. Ndc4 Nf4 19. Rfe1 h5 20. h3 Rb8 21. a5 Qf6 22. Nxe5 Qxe5 23. Nc4 Qf6 24. Bxf4 gxf4 25. Rab1 Qg6 26. Kf1 Bd4 27. Nb6 Rxe4 28. Bd3 f3 29. Rxe4 Qxg2+ 30. Ke1 Qg1+ 31. Kd2 Qxf2+ 32. Kd1 Qg1+ 33. Re1 f2 34. Rf1 Bxh3 35. Qc4 Bxf1 36. Bxf1 Re8 37. Kc2 Re1 38. Qd3 Re3 39. Qf5 Re1 40. Qh3 Qg6+ 41. Bd3 Qg4 42. Bf1 Re2+ 43. Kd1 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "2"]
[White "Cuellar Gacharna, Miguel"]
[Black "Silva Morales, Marco Antonio"]
[Result "0-1"]
[ECO "D55"]
[PlyCount "134"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. cxd5 exd5 6. e3 Be7 7. Nf3 0-0 8. Bd3 b6 9. 0-0 Bb7 10. Rc1 c5 11. dxc5 bxc5 12. Bb1 Qb6 13. Na4 Qe6 14. Re1 Rac8 15. Nc3 Rfd8 16. h3 Ne5 17. Nxe5 Qxe5 18. Bf4 Qe6 19. Qa4 a6 20. Bd3 g6 21. Bf1 Nh5 22. Bh2 Qb6 23. Qc2 Bf8 24. Red1 d4 25. Na4 Qe6 26. Re1 d3 27. Qd2 c4 28. Red1 Nf6 29. Qa5 Nd5 30. Rxc4 Rxc4 31. Qxd8 Rxa4 32. Rxd3 Rb4 33. b3 Kg7 34. Qb8 Bc6 35. Qe5+ Qxe5 36. Bxe5+ f6 37. Bb2 a5 38. g4 a4 39. Bg2 axb3 40. axb3 Rb5 41. g5 Be7 42. e4 Nb4 43. gxf6+ Bxf6 44. Bxf6+ Kxf6 45. Rd8 Kg5 46. Rd4 Bb7 47. Bf1 Nc2 48. Rc4 Ne1 49. Rc3 Ra5 50. f3 Ra2 51. Re3 Nc2 52. Re2 Nb4 53. Re3 Kf4 54. Rc3 Rc2 55. Rc4 Rxc4 56. bxc4 Na6 57. Kf2 Nc5 58. Be2 g5 59. Bf1 h5 60. Ke2 h4 61. Kf2 Bc8 62. Ke2 Ne6 63. Kf2 Bd7 64. Ke2 Nd4+ 65. Kd3 Nxf3 66. Kc3 Kxe4 67. c5 Kf4 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "13"]
[White "Garcia, Luis E"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "D18"]
[PlyCount "148"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Ne5 Nbd7 10. Nxd7 Qxd7 11. Qe2 Rad8 12. Rd1 Qc7 13. f3 e5 14. dxe5 Rxd1+ 15. Nxd1 Qxe5 16. Bd2 Bd6 17. g3 Bc5 18. Bc3 Qe7 19. Kg2 Nd5 20. Bxd5 cxd5 21. Qd2 Be6 22. Rc1 f6 23. Bd4 Bb4 24. Qd3 a6 25. Bb6 Rf7 26. Qd4 Bd6 27. Bc5 Qc7 28. a5 Qc8 29. Nf2 Rc7 30. Nd3 Be5 31. Nxe5 fxe5 32. Qc3 e4 33. fxe4 dxe4 34. h4 h6 35. b4 Rf7 36. Qd2 Bg4 37. Bd6 Qe6 38. Rc7 Bf3+ 39. Kh2 Rxc7 40. Bxc7 Qc4 41. Bd8 Qf1 42. g4 Qh1+ 43. Kg3 Qg1+ 44. Kf4 Qxg4+ 45. Ke5 Kh7 46. Qd5 Qc8 47. Qd6 Qc3+ 48. Qd4 Qd3 49. Be7 Qc2 50. Bd8 Qa4 51. Be7 Qe8 52. Qd6 Qh5+ 53. Kd4 Qb5 54. Qc5 Qd3+ 55. Ke5 Bh5 56. Qd4 Bg6 57. Qc5 Be8 58. Kf4 Bd7 59. Ke5 Bc6 60. Kf4 Qf1+ 61. Ke5 Qg1 62. Ke6 Qg6+ 63. Ke5 Qg4 64. Kd4 Kg6 65. Qd6+ Kf7 66. Bd8 Qd1+ 67. Ke5 Qh5+ 68. Kd4 Qb5 69. Qe7+ Kg8 70. Bb6 Qd5+ 71. Kc3 Qd3+ 72. Kb2 Qd2+ 73. Kb1 Bb5 74. Qe6+ Kh7 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "11"]
[White "Gutierrez Herrera, Jose Antonio"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B47"]
[PlyCount "51"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. g3 a6 7. Bg2 Nxd4 8. Qxd4 Ne7 9. Bf4 Qa5 10. Bd6 Nc6 11. Qd2 Bxd6 12. Qxd6 Qb6 13. 0-0-0 Qxf2 14. Na4 f6 15. Rhf1 Qa7 16. Rd2 b5 17. Nc5 Qb8 18. e5 fxe5 19. Ne4 Rg8 20. Qxb8 Rxb8 21. Nd6+ Kd8 22. Bxc6 dxc6 23. Rf7 Bd7 24. Ne4 Kc7 25. Rdxd7+ Kb6 26. b4 1-0

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "9"]
[White "Minaya Molano, Juan M"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "A49"]
[PlyCount "161"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 c6 6. Nf3 d6 7. d4 e5 8. dxe5 Ng4 9. 0-0 Nxe5 10. Nxe5 dxe5 11. Nc3 Qc7 12. Ne4 Rd8 13. Qc1 f5 14. Nc5 b6 15. Nd3 Bb7 16. c5 Nd7 17. Qc4+ Kh8 18. Rfd1 Re8 19. Rac1 b5 20. Qf7 Rf8 21. Qe7 Rfe8 22. Qf7 Rf8 23. Qe7 Rae8 24. Qd6 Qxd6 25. cxd6 e4 26. Bxg7+ Kxg7 27. Nc5 Nxc5 28. Rxc5 Re6 29. f3 Rd8 30. fxe4 fxe4 31. d7 Re7 32. Bh3 h5 33. Rd6 Rf7 34. Re5 c5 35. Rxc5 Rf6 36. Rd1 Bc6 37. b4 Kh6 38. Rdc1 Bxd7 39. Rd5 Bxh3 40. Rxd8 Ra6 41. Re8 Rxa2 42. Rxe4 a5 43. bxa5 Rxa5 44. Kf2 Ra6 45. Rc5 Rb6 46. Ree5 Rf6+ 47. Ke3 Rf1 48. Rxb5 Rh1 49. Rb3 Rxh2 50. Kd4 Bg4 51. e4 h4 52. gxh4 Rxh4 53. Rg3 Kg7 54. Kd5 Kf6 55. Kd6 g5 56. Re8 Bh3 57. e5+ Kf7 58. Rb8 Rh6+ 59. Kc5 Rh5 60. Rb6 g4 61. Kd4 Rf5 62. Re3 Rf4+ 63. Kc5 Bg2 64. Ra6 Re4 65. Rxe4 Bxe4 66. Kd6 Bf5 67. Ra3 Kg6 68. e6 Kf6 69. Re3 Bxe6 70. Rxe6+ Kf5 71. Kd5 g3 72. Re8 Kf4 73. Kd4 g2 74. Rg8 Kf3 75. Kd3 Kf2 76. Rf8+ Kg3 77. Ke2 g1Q 78. Rg8+ Kh2 79. Rh8+ Kg2 80. Rg8+ Kh2 81. Rxg1 1/2-1/2

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "7"]
[White "Munoz, Francisco"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "A02"]
[PlyCount "92"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. e3 Bg7 4. f4 d6 5. Nf3 0-0 6. Be2 e5 7. fxe5 Ng4 8. 0-0 Nc6 9. Na3 Ngxe5 10. Kh1 Be6 11. Rb1 Bd5 12. Nc4 a5 13. a4 b6 14. Ncxe5 Nxe5 15. Qe1 Qe7 16. Qg3 Rad8 17. Ne1 f5 18. Nd3 Be4 19. Ne1 Bf6 20. d3 Bh4 21. Qh3 Ba8 22. Bf3 Nxf3 23. gxf3 Bf6 24. Bxf6 Rxf6 25. Qh4 Rdf8 26. Ng2 Qg7 27. Kg1 g5 28. Qg3 Rg6 29. h3 c5 30. Qe1 Bc6 31. e4 Rh6 32. Ne3 Bd7 33. exf5 Re8 34. Qf2 Rxh3 35. Kg2 Rh4 36. Rg1 Rf4 37. Rbe1 Bc6 38. f6 Qg6 39. Rgf1 Rf8 40. Qg3 h5 41. Kh2 Kf7 42. Ng2 Rxf6 43. Re3 Kg7 44. Rfe1 Rxf3 45. Re7+ R8f7 46. R1e6 Rxg3 0-1

[Event "COL-ch"]
[Site "Bogota"]
[Date "1975.??.??"]
[Round "3"]
[White "Velandia, Norberto"]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "D13"]
[PlyCount "94"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "15"]
[EventCountry "COL"]
[EventCategory "2"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 Nf6 7. e3 a6 8. Bd3 Bd6 9. Bg3 Bxg3 10. hxg3 h6 11. Rc1 Bd7 12. 0-0 b5 13. Re1 0-0 14. Ne5 Rc8 15. f4 Ne8 16. Qh5 f5 17. Qh3 Nf6 18. Be2 b4 19. Nb1 Nxe5 20. Rxc8 Qxc8 21. fxe5 Ne4 22. Bd3 Ng5 23. Qh5 Bb5 24. Bxb5 axb5 25. Qd1 Ne4 26. Kh2 Qc4 27. a3 Nf2 28. Qd2 Ng4+ 29. Kg1 Rc8 30. axb4 Qc2 31. Qxc2 Rxc2 32. Nc3 Rxb2 33. Nxb5 Rxb4 34. Nc3 Rb3 35. Nd1 Rb1 36. Kf1 Rxd1 37. Rxd1 Nxe3+ 38. Ke2 Nxd1 39. Kxd1 Kf7 40. Ke2 Kg6 41. Kd3 Kg5 42. Kc3 f4 43. gxf4+ Kxf4 44. Kb4 g5 45. Kc5 h5 46. Kd6 Kf5 47. Ke7 h4 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.27"]
[Round "17"]
[White "Tukmakov, Vladimir B"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B69"]
[PlyCount "57"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. g3 b4 13. Ne2 Qb6 14. Kb1 a5 15. f5 Rc8 16. fxe6 fxe6 17. Bh3 0-0 18. Nf4 Ne5 19. Nd4 Nc4 20. Qe2 f5 21. exf5 Bf6 22. fxe6 Bxd4 23. Nd5 Qb5 24. Rhe1 Bxb2 25. exd7 Na3+ 26. Kxb2 Rxc2+ 27. Qxc2 Nxc2 28. Re8 Na3 29. d8Q 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.25"]
[Round "16"]
[White "Cuellar Gacharna, Miguel"]
[Black "Byrne, Robert Eugene"]
[Result "0-1"]
[ECO "E63"]
[PlyCount "108"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 Rb8 8. h3 a6 9. Be3 b5 10. cxb5 axb5 11. d5 Na5 12. Nd4 b4 13. Ncb5 e5 14. dxe6 c5 15. exf7+ Rxf7 16. Nc6 Nxc6 17. Bxc6 Rb6 18. Nxd6 Rxc6 19. Nxf7 Qxd1 20. Rfxd1 Kxf7 21. Rac1 Bf8 22. Kg2 Be6 23. b3 Nd5 24. Bd2 Bg7 25. e4 Nc3 26. Bxc3 bxc3 27. Rd8 Bf6 28. Rdd1 Rb6 29. f4 Bd4 30. g4 Bc8 31. Kf3 Bb7 32. Rc2 Rb4 33. Re2 Ke6 34. g5 Bc6 35. h4 Rb8 36. Kg4 Rf8 37. Kg3 Rh8 38. Kg4 h5+ 39. Kg3 Rf8 40. f5+ Ke5 41. f6 Bb5 42. Rg2 Kxe4 43. Re1+ Kd5 44. Kf4 Bd3 45. Rd1 c2 46. Rc1 Re8 47. Rcxc2 Re4+ 48. Kf3 Re3+ 49. Kf4 Rh3 50. Rce2 Rxh4+ 51. Kf3 Bxe2+ 52. Rxe2 Be5 53. a4 Rh3+ 54. Kf2 Rxb3 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.23"]
[Round "15"]
[White "Huebner, Robert"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "E62"]
[PlyCount "107"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nc6 7. Nc3 e5 8. d5 Ne7 9. e4 Ne8 10. Ng5 h6 11. Nh3 f5 12. f4 Nf6 13. fxe5 dxe5 14. Nf2 g5 15. Nd3 Nxe4 16. Nxe4 fxe4 17. Bxe4 Bf5 18. Qe2 Bxe4 19. Qxe4 Rxf1+ 20. Kxf1 Qf8+ 21. Kg2 Qf5 22. Nf2 Qxe4+ 23. Nxe4 Nf5 24. b3 Nd6 25. Nxd6 cxd6 26. Ba3 Rd8 27. Rf1 g4 28. h3 gxh3+ 29. Kxh3 Rd7 30. Kg4 Bf8 31. Rf6 Rg7+ 32. Kh3 Rd7 33. Re6 a6 34. Kg4 b5 35. cxb5 axb5 36. Bb4 Kf7 37. Kf5 Rd8 38. g4 Kg7 39. a3 Rd7 40. Rf6 Kg8 41. Rg6+ Kh7 42. Re6 Kg8 43. Bd2 Kh7 44. Re8 Rf7+ 45. Ke6 Kg6 46. a4 bxa4 47. bxa4 Rf6+ 48. Kd7 Rf2 49. Be3 Rf3 50. Bb6 Kf7 51. a5 Ra3 52. Re6 Ra1 53. Kc6 Be7 54. Kb7 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.22"]
[Round "14"]
[White "Cuellar Gacharna, Miguel"]
[Black "Larsen, Bent"]
[Result "0-1"]
[ECO "E21"]
[PlyCount "136"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 e6 5. e3 Bb4 6. Bd2 0-0 7. a3 Bxc3 8. Bxc3 Ne4 9. Rc1 d6 10. Bd3 Nd7 11. 0-0 f5 12. Bxe4 fxe4 13. Ne1 Qg5 14. Qe2 Nf6 15. f4 exf3 16. Nxf3 Qh5 17. d5 Rae8 18. Bxf6 Rxf6 19. dxe6 Rfxe6 20. Rc3 Qc5 21. Re1 a5 22. Qd2 Rg6 23. Rf1 Rf8 24. Ne1 Rxf1+ 25. Kxf1 Qh5 26. Kg1 Be4 27. Rc1 Rh6 28. h3 Qg5 29. Kh2 Qe5+ 30. Kg1 Qg3 31. Qf2 Rxh3 32. Qxg3 Rxg3 33. Kf2 Rg5 34. b4 Kf7 35. Nf3 Rf5 36. Kg3 Ke7 37. Nd2 Bb7 38. Nf3 h6 39. Rc2 Be4 40. Rd2 d5 41. c5 bxc5 42. bxc5 Kd7 43. Nd4 Rf1 44. Rf2 Rxf2 45. Kxf2 h5 46. Kg3 g5 47. Kh3 a4 48. Kg3 Bd3 49. Kf3 Ke7 50. Nc6+ Kf6 51. Nd4 Ba6 52. Nc6 Bc8 53. Nd4 Bd7 54. Nc2 h4 55. Nb4 Ke5 56. Nd3+ Kf5 57. Nf2 Bc6 58. g4+ Kf6 59. Ke2 Bb5+ 60. Kf3 Bf1 61. Nd1 Ke5 62. Nc3 d4 63. exd4+ Kxd4 64. Nxa4 Bd3 65. Nb2 Bc2 66. a4 Kc3 67. a5 Kxb2 68. a6 Ba4 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.21"]
[Round "13"]
[White "Estevez Morales, Guillermo"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B53"]
[PlyCount "85"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Rhe1 0-0 11. Kb1 Qa5 12. Qd2 Kh8 13. Nd4 Rac8 14. f3 Rfd8 15. g4 a6 16. h4 b5 17. Bxf6 Bxf6 18. g5 Bxd4 19. Qxd4 b4 20. Ne2 Ba4 21. b3 Bb5 22. Nc1 Qc7 23. Rd2 a5 24. Red1 d5 25. f4 Qxf4 26. exd5 Qxd4 27. Rxd4 e5 28. Re4 f6 29. a3 Be8 30. axb4 Bg6 31. Rc4 axb4 32. Kb2 e4 33. Na2 f5 34. Nxb4 f4 35. Rxc8 Rxc8 36. d6 e3 37. d7 Rd8 38. Nc6 e2 39. Ra1 Rf8 40. d8Q Rxd8 41. Nxd8 f3 42. Ne6 Kg8 43. Nd4 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.19"]
[Round "12"]
[White "Cuellar Gacharna, Miguel"]
[Black "Quinteros, Miguel Angel"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "100"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 c5 2. e3 Nf6 3. Nf3 b6 4. d5 g6 5. c4 Bg7 6. Nc3 0-0 7. Be2 d6 8. 0-0 e5 9. dxe6 fxe6 10. Qc2 Bb7 11. Rd1 Qe7 12. Bd2 e5 13. Be1 e4 14. Nd2 Nbd7 15. a4 Nb8 16. Nd5 Bxd5 17. cxd5 Nbd7 18. Bb5 Rad8 19. Nc4 Ne5 20. Nxe5 Qxe5 21. h3 a5 22. Ra3 Kh8 23. Bc3 Qf5 24. Qd2 h5 25. Bc4 Nd7 26. Rf1 Bxc3 27. Qxc3+ Ne5 28. Rb3 Rb8 29. f4 exf3 30. Rxf3 Qb1+ 31. Kh2 Kg8 32. Rxf8+ Rxf8 33. Bd3 Qd1 34. Qc2 Qe1 35. Qe2 Qh4 36. g3 Qxa4 37. Rxb6 Nf3+ 38. Kh1 Qa1+ 39. Qf1 Ne1 40. Qg1 Qd1 41. Bc4 Qb1 42. Be2 Qe4+ 43. Kh2 Nf3+ 44. Bxf3 Rxf3 45. Rb8+ Kf7 46. Rb7+ Ke8 47. Rb8+ Kd7 48. h4 Qc2+ 49. Kh3 Rf2 50. Rb7+ Kc8 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.17"]
[Round "11"]
[White "Torre, Eugenio"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B89"]
[PlyCount "147"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Qc7 8. Qe2 Be7 9. 0-0-0 a6 10. Bb3 Na5 11. g4 b5 12. g5 Nxb3+ 13. axb3 Nd7 14. h4 b4 15. Na4 Bb7 16. f3 g6 17. Qh2 0-0-0 18. h5 Rhf8 19. hxg6 hxg6 20. Qd2 Qa5 21. Ne2 Bc6 22. Kb1 Nc5 23. Nxc5 dxc5 24. Qe1 Rxd1+ 25. Qxd1 Rd8 26. Qg1 Qb5 27. Nc1 c4 28. Rh7 Rf8 29. bxc4 Qxc4 30. b3 Qb5 31. Nd3 Bd6 32. Bd4 Qb8 33. Bg7 Re8 34. Bf6 Qc7 35. Qd4 Bb5 36. Nxb4 Kb7 37. Nd3 Rc8 38. c4 Be8 39. Rh8 Qc6 40. c5 Bc7 41. Qc4 Qb5 42. Nb2 Bb8 43. Qd4 Bc7 44. Qe3 Kc6 45. Na4 Rb8 46. Ka2 Bf4 47. Qc3 Qe2+ 48. Nb2 Rc8 49. Qd3 Qxd3 50. Nxd3 Bc7 51. Be5 Kd7 52. Bxc7 Rxc7 53. b4 Ke7 54. Kb3 Ra7 55. Ne5 a5 56. Nc4 axb4 57. Nd6 Bd7 58. Kxb4 Ra4+ 59. Kb3 Ra1 60. Rh7 Be8 61. f4 Rg1 62. Nc4 Re1 63. Rh8 Bc6 64. Ne5 Bxe4 65. Rh7 Ke8 66. Nxf7 Bd5+ 67. Kc3 Re3+ 68. Kd2 Rf3 69. Ne5 Rxf4 70. Rh8+ Rf8 71. Rxf8+ Kxf8 72. Nxg6+ Ke8 73. Ne5 Ke7 74. Kc3 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.16"]
[Round "10"]
[White "Cuellar Gacharna, Miguel"]
[Black "Tal, Mihail"]
[Result "0-1"]
[ECO "E91"]
[PlyCount "158"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 Bg4 7. 0-0 Nfd7 8. Be3 Bxf3 9. Bxf3 Nc6 10. d5 Na5 11. Be2 Bxc3 12. bxc3 e5 13. dxe6 fxe6 14. f4 Qe7 15. Qa4 b6 16. Rae1 Nb7 17. Bf3 Nbc5 18. Qc2 Rae8 19. g3 Rf7 20. Bg2 Ref8 21. Bh3 Kh8 22. Re2 e5 23. f5 g5 24. Bg2 Rg8 25. h3 h6 26. Qd1 Nf6 27. Bxc5 dxc5 28. Rd2 Ne8 29. Rd8 Rgf8 30. Ra8 a5 31. Bf3 Nd6 32. Qd5 Rxa8 33. Qxa8+ Rf8 34. Qc6 Rf6 35. Qd5 Kg7 36. Rd1 Rf8 37. Bh5 Rd8 38. Qc6 Kf6 39. Kg2 Qd7 40. Qd5 Qe7 41. Qc6 Qd7 42. Qd5 c6 43. Qd3 Qc7 44. Qe2 a4 45. a3 b5 46. cxb5 cxb5 47. Qd3 Qc6 48. h4 Nf7 49. hxg5+ hxg5 50. Qe3 Rxd1 51. Bxd1 Nd6 52. Bc2 b4 53. Kh3 b3 54. Bb1 c4 55. Kg4 Nf7 56. Kf3 Qd6 57. Qe1 Kg7 58. Ke2 Qh6 59. Qg1 Qh5+ 60. Ke3 Nd6 61. Kd2 Qf3 62. Qc5 Qg2+ 63. Kc1 b2+ 64. Kd1 Qf1+ 65. Kd2 Nf7 66. Ba2 Qd3+ 67. Ke1 Qxc3+ 68. Kf1 Qf3+ 69. Kg1 Qxg3+ 70. Kh1 Qe1+ 71. Kh2 Qd2+ 72. Kh3 g4+ 73. Kxg4 Qf4+ 74. Kh3 Ng5+ 75. Kg2 Qxe4+ 76. Kh2 Qc2+ 77. Kh1 b1Q+ 78. Bxb1 Qxb1+ 79. Kh2 Nf3+ 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.14"]
[Round "9"]
[White "Smejkal, Jan"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "E08"]
[PlyCount "83"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 Nbd7 7. Qc2 c6 8. b3 b6 9. Bb2 Bb7 10. Nc3 c5 11. cxd5 Nxd5 12. Nxd5 Bxd5 13. e4 Bb7 14. d5 exd5 15. exd5 Bf6 16. Rad1 Re8 17. d6 Be4 18. Qd2 b5 19. Rfe1 Rc8 20. Bxf6 Qxf6 21. Qe2 Re6 22. Qxb5 Rd8 23. Ng5 Qxg5 24. Bxe4 Nf6 25. Bf3 Rxe1+ 26. Rxe1 h5 27. Rd1 Qf5 28. Qd3 Qe6 29. h4 g6 30. Bc6 Nd7 31. Qc3 Ne5 32. Qxc5 Rc8 33. d7 Rd8 34. Rd6 Qf5 35. Kg2 g5 36. Qa5 Rxd7 37. Rxd7 gxh4 38. Rd8+ Kh7 39. Qd2 h3+ 40. Kg1 Ng4 41. Qd3 h2+ 42. Kf1 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.13"]
[Round "8"]
[White "Cuellar Gacharna, Miguel"]
[Black "Kuzmin, Gennadi P"]
[Result "1/2-1/2"]
[ECO "A22"]
[PlyCount "57"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Qc2 0-0 5. a3 Bxc3 6. Qxc3 d5 7. Bg2 d4 8. Qc2 a5 9. d3 Re8 10. Nf3 c5 11. 0-0 Nc6 12. Bd2 h6 13. b4 axb4 14. axb4 Rxa1 15. Rxa1 cxb4 16. Ra8 Qe7 17. Ne1 Bf5 18. Rxe8+ Nxe8 19. Qb1 Nf6 20. Bxc6 bxc6 21. Qxb4 Qe6 22. f3 Bg6 23. Qb8+ Kh7 24. Bb4 Qf5 25. Bd2 Qe6 26. Bb4 Qf5 27. Bd2 Qe6 28. Ng2 Nd7 29. Qa7 1/2-1/2

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.12"]
[Round "7"]
[White "Radulov, Ivan"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "B52"]
[PlyCount "53"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 g6 8. 0-0 Bg7 9. Be3 Nf6 10. f3 0-0 11. Nc3 Ne8 12. Qd2 Nc7 13. Nde2 Rfd8 14. Rac1 Ne5 15. b3 b5 16. cxb5 Nxb5 17. Nxb5 Qxb5 18. Rc7 Rd7 19. Nd4 Qa6 20. Rfc1 Rxc7 21. Rxc7 Rc8 22. Qe2 Nxf3+ 23. Nxf3 Qxe2 24. Rxc8+ Bf8 25. Bh6 Qd1+ 26. Kf2 Qc2+ 27. Rxc2 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.09"]
[Round "6"]
[White "Cuellar Gacharna, Miguel"]
[Black "Karpov, Anatoly"]
[Result "0-1"]
[ECO "A31"]
[PlyCount "111"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. c4 cxd4 4. Nxd4 Nc6 5. Nc3 Qb6 6. e3 e6 7. Be2 Be7 8. 0-0 0-0 9. b3 a6 10. Bb2 d6 11. Qd2 Bd7 12. Rad1 Rfd8 13. g4 Qa7 14. g5 Ne8 15. Nf3 Rab8 16. e4 Bf8 17. Qf4 Ne7 18. Nh4 b5 19. Rd2 Bc6 20. Rfd1 Qa8 21. Bd3 Rd7 22. Qg4 Nc7 23. Nd5 bxc4 24. Nxe7+ Bxe7 25. bxc4 g6 26. Bc3 a5 27. Bc2 Ne8 28. Nf3 Rdd8 29. Nd4 Bd7 30. e5 Bf8 31. Ne2 d5 32. Rd3 Rbc8 33. cxd5 exd5 34. Qh4 Bf5 35. e6 fxe6 36. Nd4 Ng7 37. Nxf5 Nxf5 38. Qa4 Bg7 39. Bxg7 Kxg7 40. Bb3 Rc5 41. Re1 Qc6 42. Qf4 Qd6 43. Qd2 Kg8 44. f4 Ng7 45. Rd4 Qb6 46. Kh1 Rb5 47. Rc1 Rf8 48. Rd3 Rb4 49. Rf3 Qd6 50. f5 Nxf5 51. a3 Rh4 52. Bd1 Qe5 53. Qf2 Re4 54. Kg2 Nh4+ 55. Kh3 Nxf3 56. Bxf3 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.08"]
[Round "5"]
[White "Rukavina, Josip"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "A07"]
[PlyCount "99"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. 0-0 Bg7 5. d3 0-0 6. Nbd2 Nc6 7. e4 e5 8. c3 Rb8 9. Re1 b5 10. a3 a5 11. Qc2 Re8 12. b4 dxe4 13. dxe4 Nd7 14. Bf1 a4 15. Bb2 Qf6 16. Rac1 Nd8 17. c4 c6 18. cxb5 cxb5 19. Qd3 Nc6 20. Qd5 Ne7 21. Qd3 Qa6 22. Rc2 f6 23. Rec1 Nf8 24. Qe3 Ne6 25. Ne1 Bd7 26. Nd3 Qd6 27. Nf3 Nc6 28. Bg2 Red8 29. Nc5 Ned4 30. Bxd4 Nxd4 31. Nxd4 exd4 32. Qd2 Be8 33. Bf1 Bf7 34. Bd3 Bf8 35. Qe2 Be8 36. f4 Bg7 37. h4 Qe7 38. Kh2 Rb6 39. Re1 Kh8 40. Qf2 Bf7 41. Rd2 Bg8 42. Bb1 g5 43. Red1 gxh4 44. gxh4 Bh6 45. Rxd4 Rxd4 46. Rxd4 Rd6 47. Nd3 Rc6 48. Nc5 Rd6 49. Nd3 Rc6 50. Nc5 1/2-1/2

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.07"]
[Round "4"]
[White "Taimanov, Mark E"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1/2-1/2"]
[ECO "D67"]
[PlyCount "116"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 0-0 6. Rc1 Nbd7 7. Nf3 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. Ne4 N5f6 12. Ng3 e5 13. 0-0 e4 14. Nd2 Re8 15. Bb3 Nb6 16. Bc2 Bg4 17. Qe1 Be6 18. Ngxe4 Nxe4 19. Bxe4 Bxa2 20. b3 a5 21. Ra1 Bxb3 22. Bxh7+ Kxh7 23. Nxb3 a4 24. Nc5 Kg8 25. Qb1 Nc4 26. Qc1 b5 27. Nxa4 Nxe3 28. Re1 bxa4 29. Qxc6 Qa7 30. fxe3 a3 31. Qc3 Rec8 32. Qd3 Qa5 33. h3 Rc3 34. Qe4 Qa4 35. Rf1 Qe8 36. Qxe8+ Rxe8 37. Rfe1 Rexe3 38. Rxe3 Rxe3 39. Kf2 Rb3 40. Rc1 Rb8 41. d5 a2 42. Ra1 Ra8 43. Ke3 f6 44. h4 Kf7 45. h5 Ra4 46. Kd3 Ke7 47. Kc3 Kd6 48. Kb3 Ra8 49. Rxa2 Rxa2 50. Kxa2 Kxd5 51. Kb3 Kd4 52. Kb4 f5 53. Kb5 Kd5 54. Kb6 f4 55. Kc7 Ke6 56. Kd8 Kf7 57. Kd7 Kf6 58. Ke8 Kg5 1/2-1/2

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.05"]
[Round "3"]
[White "Cuellar Gacharna, Miguel"]
[Black "Gligoric, Svetozar"]
[Result "0-1"]
[ECO "E68"]
[PlyCount "140"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. e4 exd4 9. Nxd4 Re8 10. h3 Nc5 11. Re1 a5 12. Nb3 Ne6 13. a4 Nd7 14. Be3 Ndc5 15. Kh2 Bd7 16. Qc2 Bc6 17. Nb5 Nxb3 18. Qxb3 Nc5 19. Bxc5 dxc5 20. Rad1 Qe7 21. e5 Bxg2 22. Kxg2 Rad8 23. Qf3 c6 24. Nd6 Rf8 25. Qe3 b6 26. f4 f6 27. Qe4 fxe5 28. fxe5 Qc7 29. Qg4 Qe7 30. Qe4 Qc7 31. h4 Rd7 32. Qg4 Re7 33. e6 Bxb2 34. h5 Rf6 35. Nf7 Bd4 36. Rxd4 cxd4 37. Qxd4 Rexf7 38. exf7+ Kxf7 39. hxg6+ Rxg6 40. Re5 Qd6 41. Qe3 Rf6 42. Qe2 Qd7 43. Qh5+ Kf8 44. Re2 c5 45. Qe5 Qd6 46. Qh5 Qc6+ 47. Kh2 Rf1 48. Kh3 Rh1+ 49. Rh2 Qe6+ 50. Kg2 Qe4+ 51. Kh3 Ke7 52. Qg5+ Kd7 53. Qg7+ Kc6 54. Qf7 Rd1 55. Rf2 Rh1+ 56. Rh2 Re1 57. Rf2 Qe6+ 58. Qxe6+ Rxe6 59. Kg4 Rg6+ 60. Kh4 Kd6 61. Rf7 h5 62. Rf3 Rg4+ 63. Kxh5 Rxc4 64. Ra3 Rc1 65. g4 c4 66. g5 c3 67. Kg6 Kc5 68. Rb3 c2 69. Rb2 Kc4 70. Rxb6 Rb1 0-1

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.04"]
[Round "2"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Cuellar Gacharna, Miguel"]
[Result "1-0"]
[ECO "D58"]
[PlyCount "65"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bh4 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. 0-0 Qe7 12. Qb3 c6 13. Rfe1 Bc8 14. Rac1 Be6 15. Qa4 a5 16. Bd3 Rc8 17. e4 Qd8 18. exd5 cxd5 19. Nxd5 Nd7 20. Bc4 Nf8 21. Nxf6+ Qxf6 22. Ne5 Qg5 23. Qd1 b5 24. Bxe6 Nxe6 25. Nc6 Nf4 26. Qf3 Re8 27. h4 Qf6 28. Re5 Kf8 29. g3 Ne6 30. Rf5 Qg6 31. h5 Qh7 32. Rxf7+ Kg8 33. Ne7+ 1-0

[Event "Interzonal-09a"]
[Site "Leningrad"]
[Date "1973.06.03"]
[Round "1"]
[White "Cuellar Gacharna, Miguel"]
[Black "Uhlmann, Wolfgang"]
[Result "0-1"]
[ECO "A22"]
[PlyCount "52"]
[EventDate "1973.06.02"]
[EventType "tourn"]
[EventRounds "17"]
[EventCountry "URS"]
[EventCategory "12"]
[SourceTitle "IZT"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Bb4 4. Bg2 0-0 5. Nf3 Re8 6. 0-0 e4 7. Ne1 Bxc3 8. dxc3 d6 9. Nc2 Nbd7 10. b3 h6 11. Be3 b6 12. Qd2 Bb7 13. Rad1 Ne5 14. Qc1 Qc8 15. h3 Nf3+ 16. Kh1 Re5 17. Ne1 Rh5 18. h4 Qg4 19. exf3 exf3 20. Nxf3 Bxf3 21. Bxf3 Qxf3+ 22. Kg1 g5 23. Rd4 Re8 24. Qd1 Rxe3 25. fxe3 Qxg3+ 26. Kh1 g4 0-1

[Event "Caracas"]
[Site "Caracas"]
[Date "1973.??.??"]
[Round "16"]
[White "Chan, H."]
[Black "Cuellar Gacharna, Miguel"]
[Result "0-1"]
[ECO "A56"]
[PlyCount "88"]
[EventDate "1973.??.??"]
[EventType "swiss"]
[EventRounds "18"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 g6 6. Bd3 Bg7 7. Nge2 Nh5 8. 0-0 0-0 9. a3 a6 10. Rb1 b6 11. Qc2 Nd7 12. b4 Qc7 13. Be3 Ra7 14. bxc5 bxc5 15. Rb3 Qd8 16. Qd1 Qh4 17. Qc1 Qd8 18. Qd2 f5 19. exf5 gxf5 20. f4 e4 21. Bc2 Nb6 22. Rfb1 Nxc4 23. Qc1 Nxe3 24. Qxe3 Nf6 25. h3 h5 26. Kh2 Re8 27. Rb6 Bf8 28. a4 Nd7 29. R6b3 Qe7 30. Ng3 Nf6 31. Rb8 Qc7 32. R8b2 Qg7 33. Bd1 Qh6 34. Kg1 Bg7 35. Nge2 Nd7 36. Kh1 Ne5 37. Rb8 Ng4 38. Qd2 e3 39. Qc2 Nf2+ 40. Kg1 Rf7 41. Kh2 Qf6 42. a5 Qh4 43. Qb3 Bh6 44. Qc4 Rg7 0-1

[Event "Caracas"]
[Site "Caracas"]
[Date "1973.??.??"]
[Round "19"]
[White "Cuellar Gacharna, Miguel"]
[Black "Bianco, R."]
[Result "1-0"]
[ECO "C00"]
[PlyCount "83"]
[EventDate "1973.??.??"]
[EventType "swiss"]
[EventRounds "18"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 e6 5. d3 Nc6 6. Nbd2 Be7 7. e4 0-0 8. Re1 Qc7 9. Qe2 dxe4 10. dxe4 e5 11. c3 Bg4 12. h3 Bh5 13. g4 Bg6 14. Nh2 Nd7 15. Ndf1 h6 16. Ne3 Bg5 17. Nd5 Qd6 18. Bxg5 hxg5 19. Rad1 Rad8 20. Nf3 f6 21. Nf4 Qxd1 22. Rxd1 gxf4 23. Qb5 Nb6 24. Re1 c4 25. Bf1 Bf7 26. a4 Rd7 27. a5 Nc8 28. Bxc4 Nd6 29. Bxf7+ Nxf7 30. a6 Nd6 31. Qd5+ Kh7 32. axb7 Nb8 33. Qc5 Rfd8 34. Qxa7 Rxb7 35. Qa2 Rbd7 36. Kg2 Nc6 37. Re2 Nf7 38. Qc4 Na5 39. Qe6 Nd6 40. g5 Nab7 41. gxf6 Nc5 42. Qxe5 1-0

[Event "Caracas"]
[Site "Caracas"]
[Date "1973.??.??"]
[Round "8"]
[White "Cuellar Gacharna, Miguel"]
[Black "Caro, Alberto Napoleon"]
[Result "1/2-1/2"]
[ECO "A26"]
[PlyCount "168"]
[EventDate "1973.??.??"]
[EventType "swiss"]
[EventRounds "18"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nf3 Nf6 7. 0-0 0-0 8. Bd2 a5 9. a3 Bd7 10. Rb1 Nd4 11. Ne1 Bc6 12. Nd5 a4 13. Nc2 Nb3 14. Bg5 Bxd5 15. cxd5 h6 16. Bd2 Nd7 17. Bc3 Ndc5 18. e3 Re8 19. Na1 Nxa1 20. Rxa1 Nb3 21. Rb1 Qd7 22. Qc2 c5 23. dxc6 bxc6 24. Rbd1 Rac8 25. d4 exd4 26. exd4 Qg4 27. Qd3 Qe2 28. Bf3 Qxd3 29. Rxd3 c5 30. dxc5 Bxc3 31. bxc3 Rxc5 32. Bd5 Rb8 33. Re1 Rc7 34. Rf3 Kg7 35. Rf4 Nc5 36. Rb4 Rbc8 37. Re3 f5 38. g4 fxg4 39. Rxg4 Rf8 40. Ba2 Rf5 41. Kf1 g5 42. Rb4 d5 43. Bb1 Rf4 44. Ke2 Ne4 45. Bxe4 dxe4 46. Ke1 Rf3 47. c4 Kf6 48. Rxa4 Ke5 49. Rb4 Rf8 50. a4 Rfc8 51. c5 Rxc5 52. Rbxe4+ Kf5 53. Kf1 h5 54. Kg2 Rb8 55. Re2 Rb3 56. R4e3 Rb4 57. Rf3+ Kg6 58. Re6+ Kg7 59. Ra6 Rc1 60. Rd3 Rb7 61. Rd2 Rc5 62. Ra2 Rb4 63. h3 Rcc4 64. a5 Ra4 65. Rb2 Rcb4 66. Rxb4 Rxb4 67. Rb6 Ra4 68. a6 Ra3 69. Rb7+ Kg6 70. a7 Kf5 71. Kf1 Ra2 72. Ke1 Ke4 73. Rf7 Kd3 74. Kf1 Ke4 75. Kg2 Ra3 76. Rh7 Kf4 77. Kf1 Ra2 78. Rf7+ Ke5 79. Ke1 Ke6 80. Rc7 Ke5 81. Kf1 Kf4 82. Kg2 Ra3 83. Rg7 Kf5 84. Kf1 Ra2 1/2-1/2

[Event "Caracas"]
[Site "Caracas"]
[Date "1973.??.??"]
[Round "17"]
[White "Cuellar Gacharna, Miguel"]
[Black "Contreras, Jose"]
[Result "1-0"]
[ECO "D80"]
[PlyCount "83"]
[EventDate "1973.??.??"]
[EventType "swiss"]
[EventRounds "18"]
[EventCountry "VEN"]
[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 d5 4. Qa4+ c6 5. cxd5 Nxd5 6. e4 Nb6 7. Qd1 Bg7 8. Be3 0-0 9. Qd2 N8d7 10. Bh6 e5 11. Bxg7 Kxg7 12. Nf3 Qe7 13. Be2 Rd8 14. Rd1 Re8 15. 0-0 f6 16. d5 Nf8 17. Ne1 Bd7 18. Nc2 cxd5 19. exd5 Rad8 20. Ne3 a6 21. Qc2 Nc8 22. Nc4 b5 23. Na5 Nd6 24. b4 Nf5 25. Qb2 Nd4 26. Rfe1 Rc8 27. Bd3 Qd6 28. Nb7 Qc7 29. Nc5 Bf5 30. Bxf5 gxf5 31. Ne2 Nxe2+ 32. Qxe2 Qd6 33. Qh5 f4 34. Qf5 Rc7 35. g3 fxg3 36. hxg3 Rf7 37. a3 Ng6 38. Rd3 Kg8 39. Ne4 Qd8 40. d6 Ref8 41. Nc5 Re8 42. d7 1-0

[Event "Caracas"]
[Site "Caracas"]
[Date "1973.??.??"]
[Round "2"]
[White "Cuellar Gacharna, Miguel"]
[Black "De Leon, Otto"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "127"]
[EventDate "1973.??.??"]
[EventType "swiss"]
[EventRounds "18"]
[EventCountry "VEN"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 c6 6. Nf3 0-0 7. 0-0 Qc7 8. h3 e5 9. Be3 Nh5 10. Re1 Qe7 11. Bf1 Na6 12. g3 Nc7 13. Bg2 Nf6 14. Qc2 Nfe8 15. b4 b6 16. Rad1 Bb7 17. Bg5 Qe6 18. Qd3 h6 19. Bc1 Nf6 20. Bb2 Rfc8 21. Rc1 Nh7 22. Kh2 Ne8 23. d5 cxd5 24. Nxd5 Bxd5 25. cxd5 Qd7 26. Qa6 Nf8 27. Nd2 h5 28. Nf1 Bh6 29. Ne3 Nc7 30. Qb7 Ne8 31. Qxd7 Nxd7 32. Rc6 Rc7 33. Rxc7 Nxc7 34. Rc1 Ne8 35. Rc6 Rd8 36. Nd1 Nb8 37. Rc2 Na6 38. a3 Kf8 39. Bf1 Nec7 40. Nc3 Nb8 41. Nb5 Nxb5 42. Bxb5 a6 43. Bf1 Ke7 44. h4 Rd7 45. Bh3 Rb7 46. Kg2 Kd8 47. Rc8+ Ke7 48. Kf1 b5 49. Ke2 Nd7 50. Bxd7 Rxd7 51. Ra8 Rc7 52. Kd3 f5 53. exf5 gxf5 54. f4 Bg7 55. Kd2 Bf6 56. Rxa6 exf4 57. Bxf6+ Kxf6 58. gxf4 Ke7 59. Rc6 Rxc6 60. dxc6 Kd8 61. Kc3 Kc7 62. Kb3 Kxc6 63. a4 bxa4+ 64. Kxa4 1-0

