[Event "Osorno U2200 op"]
[Site "Osorno"]
[Date "2018.05.06"]
[Round "5.3"]
[White "Bielefeldt, German"]
[Black "Baez, Alexis"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1948"]
[BlackElo "1829"]
[PlyCount "38"]
[EventDate "2018.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Be7 8. f4 0-0 9. 0-0 f6 10. Nf3 a6 11. exf6 Nxf6 12. Ne5 Qb6 13. Kh1 Nd7 14. Ng3 cxd4 15. Nxd7 Bxd7 16. Qh5 h6 17. Qg6 Bf6 18. Qh7+ Kf7 19. Qg6+ Kg8 1/2-1/2

[Event "Osorno U2200 op"]
[Site "Osorno"]
[Date "2018.05.06"]
[Round "6.2"]
[White "Ricouz Ricouz, Patricio"]
[Black "Bielefeldt, German"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "1830"]
[BlackElo "1948"]
[PlyCount "35"]
[EventDate "2018.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. e3 Bg7 4. d4 d6 5. Bd3 0-0 6. 0-0 Nbd7 7. c3 c6 8. Nbd2 Qc7 9. h3 e5 10. Ng5 exd4 11. exd4 c5 12. dxc5 Qxc5+ 13. Kh1 d5 14. Nb3 Qc7 15. Re1 h6 16. Nf3 Nh5 17. f5 Ng3+ 18. Kg1 1/2-1/2

[Event "Osorno U2200 op"]
[Site "Osorno"]
[Date "2018.05.06"]
[Round "4.4"]
[White "Van der Baan, Richard"]
[Black "Bielefeldt, German"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1263"]
[BlackElo "1948"]
[PlyCount "105"]
[EventDate "2018.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 f5 3. e3 Nf6 4. Nd2 Be7 5. c3 0-0 6. Bd3 d5 7. Ngf3 Ne4 8. h4 Nd7 9. Bxe4 fxe4 10. Ng5 Nf6 11. Be5 Bd6 12. Nf1 Qe8 13. g4 Bxe5 14. dxe5 Nd7 15. f4 exf3 16. Nxf3 Qg6 17. g5 Qe4 18. Rh3 Nc5 19. Ke2 Qc4+ 20. Kf2 Bd7 21. Qd4 Nd3+ 22. Kg3 Nxb2 23. N1d2 Qxd4 24. exd4 Na4 25. c4 dxc4 26. Nxc4 Bc6 27. Kg4 Rad8 28. Rc1 Bxf3+ 29. Rxf3 Rxd4+ 30. Kg3 Rxf3+ 31. Kxf3 b6 32. h5 Kf7 33. Nd6+ cxd6 34. Rc7+ Ke8 35. exd6 Rxd6 36. Rxa7 Nc5 37. Rxg7 Rd7 38. Rg8+ Kf7 39. Rb8 Ra7 40. Rxb6 Rxa2 41. Rc6 Nd7 42. Rc7 Rd2 43. Ke3 Rd5 44. Kf4 Ke7 45. g6 hxg6 46. hxg6 Kf6 47. Rc6 Rf5+ 48. Ke4 Rg5 49. g7 Kxg7 50. Rc7 Rd5 51. Kf4 Kf6 52. Rc6 Rf5+ 53. Kg4 0-1

[Event "Osorno U2200 op"]
[Site "Osorno"]
[Date "2018.05.05"]
[Round "3.2"]
[White "Bahamondes Cepeda, Jose Patricio"]
[Black "Bielefeldt, German"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1782"]
[BlackElo "1948"]
[PlyCount "59"]
[EventDate "2018.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Qb6 5. Nc3 Nc6 6. a3 Nh5 7. Bg3 cxd4 8. exd4 d5 9. Be2 Be7 10. 0-0 Nxg3 11. hxg3 Bf6 12. Na4 Qc7 13. Rc1 0-0 14. Re1 b6 15. b3 Bd7 16. c4 dxc4 17. Bxc4 Qd6 18. d5 Na5 19. dxe6 Nxc4 20. exd7 Qxd1 21. Rexd1 Nxa3 22. Nd4 Bxd4 23. Rxd4 Rfd8 24. Nc3 b5 25. Nd5 Kf8 26. Nb4 Ke7 27. Nc6+ Kf6 28. Nxd8 Rxd8 29. Rd3 Ke7 30. Re1+ 1-0

[Event "Osorno U2200 op"]
[Site "Osorno"]
[Date "2018.05.05"]
[Round "2.2"]
[White "Bielefeldt, German"]
[Black "Ojeda Soto, Marco"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1948"]
[BlackElo "1592"]
[PlyCount "91"]
[EventDate "2018.05.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Be2 Nf6 7. 0-0 Be7 8. Kh1 0-0 9. f4 Nc6 10. a4 Ne8 11. Be3 g6 12. Bf3 e5 13. Nxc6 bxc6 14. fxe5 dxe5 15. Qxd8 Bxd8 16. Bc5 Ng7 17. Bxf8 Kxf8 18. Rad1 Ne6 19. Ne2 Rb8 20. b3 c5 21. Bg4 Nd4 22. Bxc8 Rxc8 23. Nxd4 cxd4 24. Rd2 Bg5 25. Rdf2 Rc7 26. g3 Bd8 27. Re2 f6 28. Rf3 Rc6 29. Rd3 Ba5 30. Kg2 Ke7 31. g4 g5 32. h4 gxh4 33. Rh3 Kf7 34. Rxh4 Kg6 35. Rh5 Rc3 36. Rh3 h6 37. Rxc3 Bxc3 38. Kf3 a5 39. Rh2 Bb4 40. Rh5 Bc3 41. Ke2 Bb4 42. Kd3 Bc3 43. Kc4 Bb4 44. Kd5 Bc3 45. Ke6 Bb4 46. Rf5 1-0

[Event "Coronel op 12th"]
[Site "Coronel"]
[Date "1999.02.06"]
[Round "2"]
[White "Bielefeldt, German"]
[Black "Leskovar, Mario Leopoldo"]
[Result "0-1"]
[ECO "A41"]
[BlackElo "2395"]
[PlyCount "104"]
[EventDate "1999.02.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. Nc3 Nd7 5. g3 e5 6. Bg2 Ne7 7. 0-0 0-0 8. dxe5 dxe5 9. Qc2 Nf5 10. e3 Nd6 11. b3 Nc5 12. Nd2 Bf5 13. e4 Bd7 14. Ba3 Ne6 15. c5 Nd4 16. Qd3 N6b5 17. Nxb5 Bxb5 18. Nc4 Re8 19. Rfd1 a5 20. Rac1 a4 21. b4 Bh6 22. f4 Nc6 23. Qf3 Qe7 24. Ne3 Nd4 25. Rxd4 exd4 26. Nd5 Qd8 27. Bb2 c6 28. Nb6 Ra6 29. Rd1 Bg7 30. e5 d3 31. Bh3 a3 32. Bc3 Rxb6 33. cxb6 Qxb6+ 34. Qf2 Qxf2+ 35. Kxf2 Bc4 36. Rd2 Bf8 37. Bf1 Rd8 38. Ke3 c5 39. Bxd3 Rxd3+ 40. Rxd3 cxb4 41. Bxb4 Bxb4 42. Rd8+ Kg7 43. Kd4 Bxa2 44. Rb8 Be6 45. Rxb7 a2 46. Ra7 h5 47. Kd3 Bc5 48. Ra5 Bg1 49. h3 Bh2 50. g4 hxg4 51. hxg4 Bxf4 52. Ke4 Bc1 0-1

[Event "Santiago op"]
[Site "Santiago de Chile"]
[Date "1999.??.??"]
[Round "1"]
[White "Bielefeldt, German"]
[Black "Rojas Keim, Luis Alberto"]
[Result "1/2-1/2"]
[ECO "D13"]
[BlackElo "2407"]
[PlyCount "112"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. Nc3 Nf6 6. Bf4 a6 7. e3 Bg4 8. Be2 e6 9. 0-0 Be7 10. Rc1 0-0 11. Ne5 Nxe5 12. Bxe5 Bxe2 13. Qxe2 Rc8 14. Rc2 Qa5 15. Rfc1 Rc6 16. Bxf6 Bxf6 17. a3 Rfc8 18. Kf1 Qc7 19. g3 g6 20. Ke1 e5 21. dxe5 Bxe5 22. Qd3 Rd8 23. Nd1 Rxc2 24. Rxc2 Qd7 25. f4 Bb8 26. Nc3 Ba7 27. Ne2 Re8 28. Nd4 Re4 29. Re2 h5 30. Nf3 Qf5 31. Nh4 Qe6 32. Kd2 Qb6 33. b3 Qc5 34. b4 Qc6 35. Nf3 a5 36. Ne5 Qd6 37. Qb5 d4 38. Qxb7 dxe3+ 39. Ke1 Rxe5 40. fxe5 Qxe5 41. Qc8+ Kg7 42. Qc1 Qe4 43. Kd1 axb4 44. axb4 Qd4+ 45. Kc2 Qxb4 46. Qb2+ Qxb2+ 47. Kxb2 Kf6 48. Kc3 Kf5 49. Kd3 Kg4 50. Ra2 Bc5 51. Rc2 Bd6 52. Kxe3 f5 53. Rc6 f4+ 54. gxf4 Bxf4+ 55. Kf2 Bxh2 56. Rxg6+ Kf5 1/2-1/2

[Event "Santiago op"]
[Site "Santiago de Chile"]
[Date "1999.??.??"]
[Round "4"]
[White "Morales Garcia, Hugo"]
[Black "Bielefeldt, German"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2160"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Re1 0-0 7. d4 cxd4 8. e5 Nd5 9. cxd4 d6 10. h3 a6 11. Ba4 b5 12. Bb3 dxe5 13. dxe5 Be6 14. a3 Rc8 15. Bd2 Nc7 16. Bxe6 Nxe6 17. Nc3 Qc7 18. Nd5 Qb7 19. Qe2 Rfd8 20. Nf4 Ncd4 21. Nxd4 Nxd4 22. Qd1 Nc2 23. e6 Nxa1 24. exf7+ Kxf7 25. Qxa1 Rxd2 26. Qa2+ Rc4 27. Ne6 Qd5 0-1

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "5"]
[White "Bielefeldt, German"]
[Black "Caldeira, Adriano"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "2190"]
[PlyCount "156"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 0-0 6. g3 Nc6 7. Bg2 Bg4 8. 0-0 e5 9. dxe5 Nd7 10. Nc3 Ndxe5 11. Nxe5 Bxe5 12. Qd2 Bg7 13. Nd5 f6 14. h3 Be6 15. Rad1 a5 16. a4 Kh8 17. Ba3 Ne5 18. Nf4 Bg8 19. Bd5 Qc8 20. Kh2 Bh6 21. Nxg6+ Kg7 22. Nf4 Qf5 23. Qd4 Nc6 24. Qe4 Qxe4 25. Bxe4 Rae8 26. Bf3 Ne5 27. Kg2 Bxf4 28. gxf4 Nxf3 29. Kxf3 Be6 30. Rg1+ Kf7 31. Rg3 Bf5 32. Rd2 Rg8 33. h4 Be4+ 34. Ke3 Bb1+ 35. Kf3 Be4+ 36. Ke3 Bc6+ 37. Kd3 Rxg3+ 38. fxg3 Rg8 39. e3 Rxg3 40. Rh2 h5 41. c5 dxc5 42. Bxc5 Bd5 43. Rb2 b6 44. Bd4 c5 45. Bc3 Rg1 46. Bd2 Rh1 47. e4 Rh3+ 48. Be3 Be6 49. f5 Bc8 50. Rg2 Ba6+ 51. Kd2 Rxh4 52. e5 fxe5 53. Rg6 Rb4 54. Bxc5 bxc5 55. Rxa6 Rxb3 56. Rxa5 Kf6 57. Rxc5 h4 58. Rc4 h3 59. Rh4 Kxf5 60. Kc2 Kg5 61. Rh8 Ra3 62. Kb2 Rxa4 63. Rxh3 Rc4 64. Kb3 Rc8 65. Rh7 e4 66. Re7 Kf4 67. Rf7+ Kg3 68. Re7 Kf3 69. Rf7+ Ke2 70. Rh7 e3 71. Rd7 Ke1 72. Re7 e2 73. Re6 Rc5 74. Re8 Kf2 75. Rf8+ Ke3 76. Re8+ Kf3 77. Re7 Rc1 78. Rf7+ Kg4 0-1

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "3"]
[White "Bielefeldt, German"]
[Black "Cueto Chajtur, Johny"]
[Result "0-1"]
[ECO "E11"]
[BlackElo "2200"]
[PlyCount "116"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. g3 Bb4+ 5. Bd2 Qe7 6. Bg2 Ne4 7. 0-0 Nd7 8. cxd5 exd5 9. Nc3 Bxc3 10. Bxc3 0-0 11. Rc1 c6 12. Re1 Re8 13. Qb3 b6 14. Bd2 Bb7 15. Qe3 Rac8 16. Ng5 Ndf6 17. Nxe4 dxe4 18. Qb3 Nd5 19. Bh3 Rcd8 20. a4 e3 21. Bxe3 Nxe3 22. fxe3 Qxe3+ 23. Qxe3 Rxe3 24. Rc3 Re4 25. e3 Rdxd4 26. Bg2 Re6 27. Bxc6 Bxc6 28. Rxc6 Rxc6 29. exd4 Kf8 30. b3 Rc3 31. Rb1 Ke7 32. a5 Rd3 33. axb6 axb6 34. Rb2 Kd6 35. Ra2 Rxd4 36. Ra7 Ke6 37. Ra6 Rb4 38. Ra3 g5 39. Kf2 Kf5 40. h3 h5 41. Kf3 Ke5 42. Ke3 f5 43. Kf3 Kd4 44. Kf2 g4 45. h4 Kd3 46. Ra8 Rxb3 47. Rd8+ Ke4 48. Re8+ Kd4 49. Rd8+ Ke5 50. Rh8 b5 51. Rxh5 Rb2+ 52. Kf1 Ke4 53. Rg5 b4 54. h5 b3 55. Rg8 Kf3 56. Kg1 Kxg3 57. Kf1 f4 58. h6 f3 0-1

[Event "Santiago Esucomex op"]
[Site "Santiago de Chile"]
[Date "1998.??.??"]
[Round "3"]
[White "Bielefeldt, German"]
[Black "Michel Yunis, Christian D"]
[Result "0-1"]
[ECO "A80"]
[BlackElo "2295"]
[PlyCount "64"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 e6 3. Nc3 d5 4. Bg5 Nf6 5. e3 c5 6. h3 Be7 7. Ne5 0-0 8. g4 Nc6 9. f4 cxd4 10. exd4 Ne4 11. Nxc6 bxc6 12. Nxe4 fxe4 13. Qd2 Rb8 14. Rb1 Bxg5 15. fxg5 Qd6 16. Qh2 Qb4+ 17. Qd2 Qxd2+ 18. Kxd2 Rf2+ 19. Kd1 Rb4 20. Be2 Rxd4+ 21. Ke1 e3 22. Rf1 Rh2 23. Rd1 Rxd1+ 24. Kxd1 Rxe2 25. Kxe2 Ba6+ 26. Ke1 Bxf1 27. Kxf1 Kf7 28. Ke2 d4 29. c3 e5 30. h4 Ke6 31. Kd3 c5 32. c4 e4+ 0-1

[Event "Santiago Esucomex op"]
[Site "Santiago de Chile"]
[Date "1998.??.??"]
[Round "9"]
[White "Bielefeldt, German"]
[Black "Mora, Raul"]
[Result "1-0"]
[ECO "D93"]
[BlackElo "2020"]
[PlyCount "75"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 g6 5. Bf4 Nbd7 6. h3 Bg7 7. e3 0-0 8. Rc1 Nh5 9. Bh2 e6 10. Bd3 f5 11. g4 fxg4 12. hxg4 Nhf6 13. Ng5 Qe7 14. f4 dxc4 15. Bxc4 Nb6 16. Bd3 Nbd5 17. Qf3 Nxc3 18. bxc3 Nd5 19. Qh3 Bf6 20. Ne4 Qg7 21. Kd2 Kf7 22. Bg3 Rh8 23. Bh4 Bd7 24. Bxf6 Nxf6 25. Nd6+ Kg8 26. Nxb7 h5 27. g5 Ng4 28. Qg2 Rb8 29. Rb1 Be8 30. Nc5 Rxb1 31. Rxb1 Qc7 32. Qe4 Bf7 33. Bc4 Nf2 34. Qg2 Ng4 35. Rb7 Qa5 36. Qe4 Nf2 37. Qe5 Ne4+ 38. Qxe4 1-0

[Event "Santiago Esucomex op"]
[Site "Santiago de Chile"]
[Date "1998.??.??"]
[Round "7"]
[White "Bielefeldt, German"]
[Black "Vallejos, Jose"]
[Result "0-1"]
[ECO "B45"]
[PlyCount "66"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Be3 Qc7 8. Bb3 Be7 9. Qe2 0-0 10. 0-0-0 b5 11. g4 b4 12. Na4 Nxe4 13. Kb1 d5 14. f3 Nd6 15. Bf4 Bf6 16. Nxc6 Qxc6 17. g5 Bd8 18. h4 a5 19. h5 Ba6 20. Qh2 Nf5 21. Qh3 Bb5 22. Bxd5 exd5 23. Qxf5 Bxa4 24. Rxd5 Bxc2+ 25. Qxc2 Qxd5 26. g6 Qxf3 27. gxh7+ Kh8 28. Qc1 Bf6 29. h6 Rac8 30. hxg7+ Bxg7 31. Qf1 Qxf1+ 32. Rxf1 Rc4 33. Bd6 Rfc8 0-1

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "2"]
[White "Gauche, Charles"]
[Black "Bielefeldt, German"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2270"]
[PlyCount "81"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[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 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 0-0 12. Nc2 Bg5 13. a4 Rb8 14. axb5 axb5 15. Bd3 Ne7 16. Ncb4 Bd7 17. Ra6 Nxd5 18. Nxd5 Be6 19. Qb3 b4 20. cxb4 Bxd5 21. exd5 e4 22. Bc4 e3 23. 0-0 exf2+ 24. Rxf2 Re8 25. Rf1 Re3 26. Qa4 Bf6 27. Qd1 Re4 28. b3 Rxb4 29. Qf3 Re7 30. Qg4 Be5 31. Rc6 Rb8 32. Bd3 g6 33. Rfc1 Qa5 34. Qh4 Qa7+ 35. Kh1 Kg7 36. Bc4 Bf6 37. Qg3 Be5 38. Qf3 Qa3 39. Rf1 Ra8 40. g3 Qb2 41. Qg2 1/2-1/2

[Event "Santiago Esucomex op"]
[Site "Santiago de Chile"]
[Date "1998.??.??"]
[Round "8"]
[White "Marin, Jorge Pablo"]
[Black "Bielefeldt, German"]
[Result "0-1"]
[ECO "D40"]
[PlyCount "106"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. Bd3 cxd4 8. exd4 Be7 9. 0-0 0-0 10. Re1 dxc4 11. Bxc4 b5 12. Bd3 Bb7 13. h3 Rc8 14. Bc2 Na5 15. Ne4 Qc7 16. Nxf6+ Bxf6 17. Be4 Rfd8 18. Bxb7 Qxb7 19. Bg5 Bxg5 20. Nxg5 h6 21. Nf3 Qd5 22. Re5 Qb3 23. Qe1 Qxb2 24. Re2 Qc3 25. Re5 Qxe1+ 26. Raxe1 Nc4 27. Rc5 Rxc5 28. dxc5 Rc8 29. Rd1 Rxc5 30. Rd8+ Kh7 31. Ra8 Rc6 32. h4 Kg6 33. g4 Rd6 34. Kf1 Nxa3 35. Ra7 Nc4 36. Ke2 Kf6 37. g5+ Kg6 38. h5+ Kxh5 39. Rxf7 Kg6 40. Ra7 hxg5 41. Nh2 b4 42. Ng4 b3 43. Rc7 b2 44. Rxc4 b1Q 45. Ne3 Qd3+ 46. Kf3 Rd4 47. Rc7 Rf4+ 48. Kg3 Qd6 49. Ra7 Rf7+ 50. Kg4 Qf4+ 51. Kh3 Qh4+ 52. Kg2 Rxf2+ 53. Kg1 Qh2# 0-1

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "4"]
[White "Matsuura, Everaldo"]
[Black "Bielefeldt, German"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2405"]
[PlyCount "121"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[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 Nf6 6. 0-0 d6 7. c4 Bd7 8. Nc3 Nc6 9. Nc2 Ne5 10. Be2 Qc7 11. Ne3 Bc6 12. f4 Ned7 13. Ned5 exd5 14. exd5 Be7 15. Bf3 0-0 16. Be3 Nb6 17. dxc6 bxc6 18. b3 Rfd8 19. Rc1 Qb7 20. Qe1 d5 21. Qf2 Rab8 22. c5 Na8 23. Rfe1 Nc7 24. f5 Nb5 25. Na4 Re8 26. Nb6 Rbd8 27. a4 Nc7 28. Bd4 Na8 29. a5 Nc7 30. Qg3 Nb5 31. Be5 Rf8 32. b4 Ne8 33. Re2 Bf6 34. Bxf6 Nxf6 35. Rce1 Rfe8 36. Rxe8+ Rxe8 37. Rxe8+ Nxe8 38. Qe5 Kf8 39. Be2 Qe7 40. Qxe7+ Kxe7 41. Bxb5 cxb5 42. Nxd5+ Kd7 43. Kf2 Kc6 44. Nc3 Nf6 45. Kf3 Nd7 46. Ke4 f6 47. Ne2 Nxc5+ 48. bxc5 Kxc5 49. Kd3 Kb4 50. Kc2 Kxa5 51. Kb3 Kb6 52. Nf4 a5 53. Nh5 Kc5 54. Nxg7 a4+ 55. Ka3 Kd4 56. Nh5 Kc3 57. Nxf6 b4+ 58. Kxa4 b3 59. Ka3 Kc2 60. Ne4 b2 61. Nd2 1-0

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "6"]
[White "Roselli Mailhe, Bernardo"]
[Black "Bielefeldt, German"]
[Result "1-0"]
[ECO "B05"]
[WhiteElo "2385"]
[PlyCount "45"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[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. Nf3 Bg4 5. Be2 e6 6. c4 Nb6 7. h3 Bh5 8. 0-0 Be7 9. Nc3 d5 10. c5 Bxf3 11. Bxf3 Nc4 12. Be2 0-0 13. b3 Na5 14. f4 b6 15. cxb6 axb6 16. f5 exf5 17. Rxf5 c6 18. Bd3 g6 19. Bh6 gxf5 20. Qh5 f6 21. Bxf5 Qc7 22. Be6+ Kh8 23. Qg4 1-0

[Event "Florianopolis op"]
[Site "Florianopolis"]
[Date "1998.??.??"]
[Round "1"]
[White "Valiente, Cristobal"]
[Black "Bielefeldt, German"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "2400"]
[PlyCount "65"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 c5 3. e3 Nf6 4. Nc3 d5 5. d4 Nc6 6. a3 a6 7. b3 Bd6 8. Bb2 cxd4 9. exd4 b6 10. Bd3 0-0 11. 0-0 Bb7 12. Re1 Rc8 13. Qe2 Na5 14. c5 Bb8 15. Bc2 bxc5 16. dxc5 Qc7 17. Na4 d4 18. Bxd4 Bxf3 19. Qxf3 Qxh2+ 20. Kf1 e5 21. Bc3 Nc6 22. Nb6 Rc7 23. Qh3 Qxh3 24. gxh3 Nd4 25. Bxd4 exd4 26. b4 Ba7 27. Nc4 Rd7 28. Rad1 Rd5 29. Re5 Rfd8 30. Bb3 Bb8 31. Rxd5 Rxd5 32. Nb6 Rh5 33. Bxf7+ 1-0

