[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "11"]
[White "Mamombe, Kudzanai"]
[Black "Zulu, David"]
[Result "0-1"]
[ECO "B48"]
[PlyCount "92"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. Qd2 b5 8. Bd3 Nf6 9. f3 Bb7 10. g4 Na5 11. g5 Nh5 12. a3 g6 13. 0-0-0 Rc8 14. Rhe1 Bxa3 15. Ncxb5 axb5 16. bxa3 0-0 17. Qb4 Rb8 18. Rd2 Bc6 19. Rf1 Rfc8 20. Kd1 Nc4 21. Re2 Nf4 22. Nxc6 dxc6 23. Bxf4 Qxf4 24. Qc5 Rd8 25. Ke1 e5 26. Qxc6 Nb2 27. Qf6 Rxd3 28. Qxf4 Rd1+ 29. Kf2 Rxf1+ 30. Kxf1 exf4 31. Rd2 Nc4 32. Rd3 Ne3+ 33. Ke2 Nxc2 34. Kd2 Rc8 35. Rb3 Kg7 36. Rxb5 Nxa3 37. Rb7 Rc2+ 38. Kd3 Rxh2 39. e5 Kf8 40. Ke4 Re2+ 41. Kxf4 Nc4 42. Rb8+ Ke7 43. Rh8 Rxe5 44. Rxh7 Rf5+ 45. Kg3 Rxg5+ 46. Kf2 Rh5 0-1

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "5"]
[White "Martin, Benjamin"]
[Black "Zulu, David"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2280"]
[PlyCount "93"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be6 6. e3 Be7 7. Bd3 h6 8. Bxf6 Bxf6 9. Nge2 0-0 10. 0-0 Re8 11. b4 Be7 12. Rb1 c6 13. Nf4 Bd6 14. Qf3 Nd7 15. b5 Rb8 16. Rfc1 Qg5 17. Nce2 c5 18. Nxe6 fxe6 19. Qh3 c4 20. Bc2 Nf8 21. f4 Qe7 22. e4 Ba3 23. Rf1 dxe4 24. Bxe4 Nd7 25. Rf3 Bd6 26. Bg6 Rf8 27. Re3 Rf6 28. Qg4 Nf8 29. Bc2 Qc7 30. g3 Qa5 31. Nc3 Bb4 32. Ne4 Rf7 33. Qe2 Rc8 34. a3 Bxa3 35. Ra1 c3 36. Nd6 Rcc7 37. Nxf7 Rxf7 38. Qc4 Qb4 39. Qxb4 Bxb4 40. Ra4 Bd6 41. Rxc3 b6 42. Rc6 Bc7 43. Rxa7 Bd8 44. Rxf7 Kxf7 45. Kf2 Nd7 46. Bb3 Nf8 47. f5 1-0

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "9"]
[White "Melgosa, Marcio"]
[Black "Zulu, David"]
[Result "1-0"]
[ECO "B89"]
[PlyCount "49"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 a6 7. Be3 Qc7 8. Bb3 Be7 9. Qe2 0-0 10. g4 Nc6 11. 0-0-0 b5 12. g5 Nd7 13. Nd5 exd5 14. Nxc6 Ne5 15. Nxe5 dxe5 16. exd5 Bf5 17. h4 Rfc8 18. h5 Bd6 19. g6 fxg6 20. hxg6 Bxg6 21. Rhg1 a5 22. a4 Rab8 23. axb5 a4 24. Bxa4 Qa5 25. Rxg6 1-0

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "7"]
[White "Parody, Rodolfo"]
[Black "Zulu, David"]
[Result "0-1"]
[ECO "E18"]
[PlyCount "104"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 b6 4. Nf3 Bb7 5. g3 Be7 6. Bg2 0-0 7. 0-0 h6 8. Ne5 Bxg2 9. Kxg2 d6 10. Nf3 Qc8 11. Qc2 Qb7 12. h3 Nbd7 13. Rd1 Rad8 14. b3 Rfe8 15. e4 Bf8 16. Bb2 a6 17. Rac1 c5 18. d5 b5 19. Ba1 b4 20. Na4 exd5 21. exd5 g6 22. Re1 Qb8 23. Qd3 Bg7 24. Rcd1 a5 25. Qc2 Qc7 26. Qd3 Nf8 27. Nd2 N8h7 28. Nf3 Nh5 29. Bxg7 Nxg7 30. Qc2 f5 31. Nb2 Qf7 32. Qd2 g5 33. Nd3 Nf6 34. h4 Ne4 35. Qc1 Qg6 36. Qc2 Nh5 37. Kh2 Kf7 38. Rg1 Ke7 39. Rde1 Kd7 40. Qb2 Kc7 41. a3 Ra8 42. axb4 axb4 43. Ra1 Qf6 44. Qxf6 Nhxf6 45. hxg5 hxg5 46. Kg2 Kb6 47. Rgb1 Nc3 48. Rxa8 Rxa8 49. Rh1 Nce4 50. Rb1 Ra2 51. Rd1 Ng4 52. Rf1 Ne3+ 0-1

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "3"]
[White "Shirov, Alexei"]
[Black "Zulu, David"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2495"]
[PlyCount "45"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Nd2 Nd7 10. b4 f5 11. c5 Nf6 12. f3 Bd7 13. Nc4 Ne8 14. a4 a6 15. Be3 Nc8 16. Na5 Rb8 17. Qb3 f4 18. Bf2 Nf6 19. c6 Be8 20. cxb7 Bd7 21. Nc6 Qe8 22. Nxb8 Nb6 23. Nxa6 1-0

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "1"]
[White "Vazquez, Rod"]
[Black "Zulu, David"]
[Result "1-0"]
[ECO "B84"]
[PlyCount "79"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Nc6 8. Be3 Qc7 9. f4 Be7 10. a4 Rb8 11. Nb3 b6 12. g4 Bb7 13. g5 Nd7 14. Bd3 Nb4 15. Nd4 Nc5 16. Qe2 0-0 17. Rf3 g6 18. Rh3 Qd7 19. Rf1 f5 20. exf5 exf5 21. Bd2 Rbe8 22. Re3 d5 23. Re1 Ne4 24. Nxe4 fxe4 25. Bc4 dxc4 26. Bxb4 Qxd4 27. Rd1 Qxd1+ 28. Qxd1 Bxb4 29. Kg2 Bc5 30. Re2 Rxf4 31. Qd7 Re7 32. Qh3 Ref7 33. Qe6 e3+ 34. Kg3 Rf3+ 35. Kg4 R3f4+ 36. Kg3 Bd6 37. Qxd6 Bf3 38. Rxe3 Rg4+ 39. Kh3 Rxg5 40. Qd8+ 1-0

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "6"]
[White "Zulu, David"]
[Black "Chung, Ronnie"]
[Result "0-1"]
[ECO "E43"]
[PlyCount "62"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. a3 Bxc3+ 6. bxc3 Ne4 7. Qc2 Bb7 8. e3 0-0 9. Bd3 f5 10. Bb2 d6 11. 0-0-0 Nd7 12. Qe2 c5 13. Kb1 a6 14. Rhg1 Bc6 15. g4 fxg4 16. Qc2 Nxf2 17. Qxf2 Bxf3 18. Rd2 Nf6 19. Rc2 Ne4 20. Qe1 d5 21. Ka1 Qd7 22. cxd5 exd5 23. c4 b5 24. cxb5 c4 25. Rxc4 dxc4 26. Bxc4+ Kh8 27. bxa6 Rac8 28. Bd3 Qd5 29. a4 Qb3 30. Bb5 Rc2 31. Qb1 Nc3 0-1

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "12"]
[White "Zulu, David"]
[Black "Dao, Thien Hai"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "80"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Nf6 3. e3 c6 4. f4 Bf5 5. Nf3 Nbd7 6. Be2 e6 7. 0-0 h6 8. a4 Bd6 9. Nd4 Bh7 10. d3 Qc7 11. Ba3 g5 12. Nc3 Bxa3 13. Rxa3 gxf4 14. Qd2 c5 15. Ncb5 Qb8 16. Nf3 a6 17. Nc3 fxe3 18. Qxe3 d4 19. Nxd4 cxd4 20. Qxd4 Qa7 21. Qxa7 Rxa7 22. b4 Ke7 23. Nd1 Ne5 24. Rb3 a5 25. b5 Nfd7 26. Ne3 b6 27. Ra3 Rd8 28. Bd1 Rc7 29. Rf2 Nf6 30. Nc4 Rxc4 31. dxc4 Rxd1+ 32. Rf1 Rxf1+ 33. Kxf1 Bxc2 34. Kf2 Bd3 35. Kg3 Bxc4 36. Kh4 Be2 37. h3 h5 38. Rc3 Bd3 39. Rc7+ Kf8 40. Rc8+ Kg7 0-1

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "10"]
[White "Zulu, David"]
[Black "Haughton, Richard"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "120"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 d6 5. Ne2 a6 6. Bxc6+ bxc6 7. 0-0 g6 8. d3 Bg7 9. c4 0-0 10. h3 Be6 11. Qc2 Qd7 12. Nbc3 Rae8 13. Rfd1 Nh5 14. d4 f5 15. d5 Bf7 16. e4 c5 17. f3 f4 18. a3 a5 19. Na4 Bf6 20. Bc3 Bh4 21. Bxa5 g5 22. Be1 Ng3 23. Nxg3 fxg3 24. Rd3 h5 25. Nc3 Bg6 26. Ne2 Rf7 27. Bxg3 Bxg3 28. Nxg3 Ref8 29. Qd2 Qd8 30. Rf1 Qf6 31. Qe3 Rh7 32. b4 cxb4 33. axb4 h4 34. Ne2 g4 35. hxg4 h3 36. g3 Ra8 37. g5 Qe7 38. Kh2 Ra4 39. Rb3 Ra2 40. Rc1 Qe8 41. b5 Qa8 42. b6 cxb6 43. Rxb6 Qa7 44. c5 Be8 45. c6 Rxe2+ 46. Qxe2 Qxb6 47. Rc2 Rf7 48. Rb2 Qa7 49. Qf2 Qa3 50. f4 exf4 51. gxf4 Rxf4 52. Qxf4 Qxb2+ 53. Kxh3 Qb4 54. Kg4 Qb8 55. Qf5 Kh8 56. Qf8+ Kh7 57. Qh6+ Kg8 58. g6 Qc8+ 59. Kf4 Qc7 60. Qh7+ Qxh7 1-0

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "4"]
[White "Zulu, David"]
[Black "Hokkanen, Petri"]
[Result "0-1"]
[ECO "D37"]
[PlyCount "116"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 c6 6. e3 0-0 7. Bd3 Nbd7 8. 0-0 h6 9. Rc1 Re8 10. Re1 Bf8 11. e4 dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bb1 b6 15. Be5 g6 16. Qc2 Bb7 17. Rcd1 Qe7 18. c5 Nd5 19. Bd6 Qf6 20. Ne5 Rad8 21. Ng4 Qg5 22. Bxf8 Kxf8 23. h3 h5 24. Re5 Qe7 25. Nh2 bxc5 26. dxc5 Ba6 27. a3 Nf4 28. Rxd8 Rxd8 29. Nf3 Qf6 30. Re3 Bd3 31. Qd1 Be4 32. Qe1 Nxh3+ 33. Kf1 Bxb1 34. Qxb1 Nf4 35. Qc2 Nd5 36. Rb3 g5 37. Qh7 Nf4 38. g3 g4 39. Ne1 Nh3 40. Qc2 Kg7 41. Qc3 e5 42. Qe3 Ng5 43. Rc3 Rd4 44. b4 a6 45. Qe2 Ne4 46. Re3 Rd2 47. Rxe4 Rxe2 48. Rxe2 Qe6 49. Nd3 f6 50. Re3 Qa2 51. Ne1 Qc4+ 52. Kg2 e4 53. Kg1 f5 54. Ng2 Qc1+ 55. Kh2 Qf1 56. Ne1 Qxf2+ 57. Ng2 f4 58. gxf4 h4 0-1

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "8"]
[White "Zulu, David"]
[Black "Mera Cedeno, Angel"]
[Result "0-1"]
[ECO "B76"]
[PlyCount "74"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 Bd7 10. 0-0-0 Rc8 11. Kb1 Re8 12. Rg1 a6 13. h4 b5 14. Nce2 Ne5 15. Ng3 Qc7 16. c3 Rb8 17. Be2 Rbc8 18. Bh6 Bh8 19. Ngf5 Be6 20. Nxe6 fxe6 21. Nd4 Qd7 22. h5 a5 23. f4 b4 24. cxb4 Nc4 25. Bxc4 Rxc4 26. Qe2 Rxb4 27. Rd2 Qb7 28. b3 Qxe4+ 29. Qd3 Rxd4 30. Qxe4 Nxe4 31. Rxd4 Bxd4 32. Re1 d5 33. Bg5 a4 34. Kc2 axb3+ 35. axb3 Kf7 36. Rh1 Rc8+ 37. Kb1 Nd2+ 0-1

[Event "Wch U20 28th"]
[Site "Tunja"]
[Date "1989.??.??"]
[Round "2"]
[White "Zulu, David"]
[Black "Warner, Delisle"]
[Result "1-0"]
[ECO "A50"]
[PlyCount "75"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "COL"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 a6 3. Nf3 c5 4. e3 g6 5. Nc3 Bg7 6. Be2 0-0 7. 0-0 b6 8. Qc2 d6 9. Rd1 Nbd7 10. h3 Rb8 11. Rb1 Ne8 12. b4 cxd4 13. exd4 Bb7 14. Be3 Qc7 15. Nd2 e5 16. Nb3 Rc8 17. Rbc1 Kh8 18. d5 f5 19. f3 Nef6 20. Bf1 Nh5 21. Ne2 Ndf6 22. Qd2 f4 23. Bf2 e4 24. Nxf4 exf3 25. Ne6 Qf7 26. Nxf8 Rxf8 27. Re1 Nd7 28. Nd4 fxg2 29. Bxg2 Nf4 30. Be3 Bh6 31. Ne6 Nxg2 32. Qxg2 Bxe3+ 33. Rxe3 Ne5 34. Rxe5 dxe5 35. Nxf8 Qxf8 36. Qe4 Qf4 37. Qxf4 exf4 38. Re1 1-0

