[Event "Biel op-B 56th"]
[Site "Biel"]
[Date "2023.07.17"]
[Round "1"]
[White "Markus, David"]
[Black "Trachsel, Peter"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "1384"]
[BlackElo "1658"]
[PlyCount "38"]
[EventDate "2023.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bd3 e6 8. 0-0 Be7 9. c4 Ngf6 10. b3 0-0 11. Bxg6 hxg6 12. Bb2 Re8 13. Qc2 Nh7 14. Rad1 Qc7 15. Rfe1 Rad8 16. Ne4 Qf4 17. Ng3 Qc7 18. Ne4 Qf4 19. Ng3 Qc7 1/2-1/2

[Event "Biel ATO op 52nd"]
[Site "Biel"]
[Date "2019.07.22"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Meinecke, Florian"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1683"]
[BlackElo "1968"]
[PlyCount "77"]
[EventDate "2019.07.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 e5 3. Nf3 Nc6 4. e3 Bc5 5. Be2 d6 6. d3 Bf5 7. b3 a6 8. Bb2 Nf6 9. a3 Ba7 10. 0-0 0-0 11. h3 Bg4 12. Nh4 Bxe2 13. Qxe2 Qd7 14. Nf3 Rfe8 15. Rad1 Rad8 16. Nd2 Ne7 17. Nde4 Nxe4 18. dxe4 Rf8 19. Bc1 Qe6 20. Nd5 c6 21. Nxe7+ Qxe7 22. Rd3 Qh4 23. Qg4 Qxg4 24. hxg4 Rd7 25. Rfd1 Rfd8 26. Kf1 f6 27. Ke2 Kf7 28. a4 Bc5 29. Bd2 Ke6 30. Ba5 b6 31. Bc3 d5 32. cxd5+ cxd5 33. exd5+ Rxd5 34. b4 Rxd3 35. Rxd3 Be7 36. Rxd8 Bxd8 37. Kd3 b5 38. axb5 axb5 39. e4 1/2-1/2

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.27"]
[Round "2"]
[White "Trachsel, Peter"]
[Black "Kuenzi, Mark"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "1806"]
[BlackElo "1910"]
[PlyCount "64"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. Nf3 d6 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 c5 8. e3 a6 9. b3 Rb8 10. Bb2 b5 11. cxb5 axb5 12. dxc5 Nxc5 13. Nd4 Bd7 14. b4 Na6 15. a3 Qb6 16. Qd2 Nc7 17. Rfc1 Rfc8 18. Bf1 e5 19. Nf3 Bc6 20. Bg2 Qb7 21. Ne1 Bxg2 22. Nxg2 d5 23. Ne2 Ne4 24. Qd1 Nd6 25. Ra2 Nc4 26. Ba1 Ne6 27. Ne1 Ng5 28. Nc3 d4 29. exd4 Nh3+ 30. Kf1 exd4 31. Qg4 Qh1+ 32. Ke2 Re8+ 0-1

[Event "Winterthur op-B 12th"]
[Site "Winterthur"]
[Date "2012.10.09"]
[Round "4"]
[White "Trachsel, Peter"]
[Black "Schmid, Nicolas"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1857"]
[BlackElo "1956"]
[PlyCount "94"]
[EventDate "2012.10.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 b6 3. Nf3 e6 4. g3 Bb7 5. Bg2 Bb4 6. Qc2 0-0 7. 0-0 Bxc3 8. Qxc3 c5 9. b3 d5 10. e3 Ne4 11. Qc2 Na6 12. a3 Qe7 13. d3 Nd6 14. Bb2 f6 15. Nd2 Rfd8 16. Rad1 dxc4 17. Nxc4 Bxg2 18. Kxg2 Qb7+ 19. Kg1 Rac8 20. Qe2 Nxc4 21. dxc4 Qe7 22. Qg4 Nc7 23. h4 Ne8 24. e4 e5 25. Rd5 Nc7 26. Rdd1 Ne6 27. Bc3 a5 28. Rd5 Nd4 29. Bxd4 cxd4 30. a4 Rc6 31. Rd1 Rcd6 32. Rd3 Rxd5 33. exd5 g6 34. Qe2 Qc5 35. h5 Re8 36. hxg6 hxg6 37. Qg4 Kg7 38. Qd1 f5 39. Kg2 Rh8 40. f3 Qe7 41. Qe1 Kf6 42. Qg1 Qa3 43. Rd2 Qxb3 44. f4 Qxc4 45. fxe5+ Kxe5 46. Qe1+ Kxd5 47. Qe7 Qc6 0-1

[Event "Winterthur op"]
[Site "Winterthur"]
[Date "2007.10.12"]
[Round "8"]
[White "Trachsel, Peter"]
[Black "Bosshard, Rolf"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2015"]
[BlackElo "1866"]
[PlyCount "122"]
[EventDate "2007.10.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 120 Extra"]
[Source "ChessBase"]
[SourceDate "2007.11.01"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.01"]
[SourceQuality "1"]

1. c4 b6 2. Nf3 Bb7 3. g3 Bxf3 4. exf3 c5 5. d4 cxd4 6. Qxd4 Nc6 7. Qd1 g6 8. Bg2 Bg7 9. Na3 Nf6 10. 0-0 0-0 11. f4 Rc8 12. Be3 d6 13. Rc1 Nd7 14. Bxc6 Rxc6 15. Qe2 Nc5 16. Nb5 Qd7 17. b3 Rcc8 18. Rcd1 a6 19. Nd4 Ne4 20. Qd3 Qb7 21. f3 Nf6 22. Qe2 d5 23. cxd5 Nxd5 24. Qf2 Rc3 25. Bc1 Rfc8 26. Bb2 Ne3 27. Bxc3 Rxc3 28. Ne2 Nxd1 29. Rxd1 Rxf3 30. Rd8+ Bf8 31. Qd4 f6 32. Qd5+ Qxd5 33. Rxd5 e6 34. Rd8 Kg7 35. Rd7+ Kh6 36. Kg2 Re3 37. Rd2 Bc5 38. Rc2 e5 39. fxe5 fxe5 40. Ng1 e4 41. Ne2 g5 42. g4 Kg6 43. Ng3 Re1 44. Re2 Rxe2+ 45. Nxe2 Kf6 46. h3 Ke5 47. Kg3 Kd5 48. Kg2 a5 49. Kg3 h6 50. Kg2 Bb4 51. Kf2 Bd2 52. Ng3 Kd4 53. Ke2 Bf4 54. Nf5+ Kc3 55. Ne7 Kb2 56. Nd5 Kxa2 57. b4 axb4 58. Nxb4+ Kb3 59. Nd5 b5 60. Nf6 Kc2 61. Nxe4 b4 0-1

[Event "SUI-ch op"]
[Site "Leukerbad"]
[Date "2007.07.16"]
[Round "5"]
[White "Beney, Eddy"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2163"]
[BlackElo "2027"]
[PlyCount "45"]
[EventDate "2007.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. 0-0-0 Be7 13. Kb1 0-0 14. Rhe1 Qc7 15. Nf5 exf5 16. Rxe7 Rae8 17. Rxe8 Rxe8 18. Qxf5 Ne4 19. Bf4 Qb6 20. Rd3 Ndf6 21. Be3 Nd5 22. Ne5 f6 23. Qxe4 1-0

[Event "SUI-ch op"]
[Site "Leukerbad"]
[Date "2007.07.12"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Kelecevic, Nedeljko"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2027"]
[BlackElo "2383"]
[PlyCount "80"]
[EventDate "2007.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 119 Extra"]
[Source "ChessBase"]
[SourceDate "2007.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.09.04"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 e5 4. g3 g6 5. Bg2 Bg7 6. d3 Nge7 7. 0-0 0-0 8. Ne1 d6 9. Nc2 Be6 10. Ne3 Qd7 11. Ncd5 f5 12. Nxe7+ Nxe7 13. Rb1 f4 14. Nc2 Bh3 15. Ne1 Nc6 16. Nf3 h6 17. Bd2 g5 18. Kh1 Bxg2+ 19. Kxg2 Rae8 20. Bc3 d5 21. cxd5 Qxd5 22. Qb3 Qxb3 23. axb3 e4 24. dxe4 Rxe4 25. Rfe1 Rfe8 26. gxf4 Rxf4 27. Rbd1 g4 28. Ng1 Ref8 29. Rf1 R4f7 30. Rd5 b6 31. e3 Ne7 32. Bxg7 Kxg7 33. Rd7 Ng6 34. Rxf7+ Rxf7 35. Rd1 h5 36. Rd5 Kh6 37. Ne2 Nh4+ 38. Kf1 Nf3 39. Kg2 Nh4+ 40. Kf1 Nf3 1/2-1/2

[Event "Winterthur op"]
[Site "Winterthur"]
[Date "2006.10.09"]
[Round "4"]
[White "Eschmann, Patrick"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "E57"]
[WhiteElo "2195"]
[BlackElo "2011"]
[PlyCount "43"]
[EventDate "2006.10.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Bd3 0-0 8. 0-0 dxc4 9. Bxc4 Nc6 10. a3 Be7 11. Re1 a6 12. Bg5 b5 13. Bb3 Na5 14. Ba2 Re8 15. Ne5 Bb7 16. Qd3 Nd5 17. Bxe7 Nxe7 18. Nxf7 Kxf7 19. Bxe6+ Kf6 20. d5 g6 21. Qd4+ Kg5 22. Qe3+ 1-0

[Event "Samnaun HT1"]
[Site "Samnaun"]
[Date "2004.07.10"]
[Round "3"]
[White "Trachsel, Peter"]
[Black "Deubelbeiss, Rene"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2058"]
[BlackElo "2147"]
[PlyCount "34"]
[EventDate "2004.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 g6 2. Nf3 Bg7 3. g3 Nf6 4. Nc3 d5 5. cxd5 Nxd5 6. Bg2 0-0 7. 0-0 c5 8. Nxd5 Qxd5 9. d3 Qd6 10. Qc2 Nc6 11. a3 Bg4 12. Be3 b6 13. Ng5 Rac8 14. h3 Bf5 15. Qc4 h6 16. Nf3 Nd4 17. Nxd4 cxd4 0-1

[Event "Samnaun HT1"]
[Site "Samnaun"]
[Date "2004.07.08"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Joksic, Sinisa"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2058"]
[BlackElo "2340"]
[PlyCount "50"]
[EventDate "2004.07.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. d3 d6 7. Nc3 e5 8. e3 Nc6 9. a3 Kh8 10. Nd2 f4 11. Nde4 Nh5 12. b4 a6 13. Bb2 Rb8 14. Nd5 Ne7 15. g4 Nxd5 16. gxh5 Nf6 17. Nxf6 Qxf6 18. hxg6 f3 19. Bxf3 Qxf3 20. Qxf3 Rxf3 21. Kg2 Bg4 22. h3 Rxh3 23. Rh1 Rxh1 24. Rxh1 h6 25. e4 Rf8 0-1

[Event "SUI-ch"]
[Site "Scuol"]
[Date "2001.07.12"]
[Round "1"]
[White "Moeschinger, Markus"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2177"]
[PlyCount "67"]
[EventDate "2001.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 083 Extra"]
[Source "ChessBase"]
[SourceDate "2001.09.11"]
[SourceVersion "1"]
[SourceVersionDate "2001.09.11"]
[SourceQuality "1"]

1. c4 c6 2. Nc3 d5 3. d4 Nf6 4. Nf3 dxc4 5. e3 Bf5 6. Bxc4 e6 7. 0-0 Be7 8. Qe2 0-0 9. e4 Bg6 10. Bd2 Nbd7 11. Rad1 Qc7 12. e5 Nd5 13. Ng5 Nxc3 14. bxc3 Bxg5 15. Bxg5 Nb6 16. Bb3 Nd5 17. Bd2 a5 18. h4 a4 19. Bxd5 exd5 20. g4 h6 21. f4 Be4 22. f5 f6 23. Bf4 Qe7 24. Qh2 fxe5 25. dxe5 Qc5+ 26. Rf2 Qxc3 27. e6 Rfe8 28. Be5 Qa3 29. g5 Kh7 30. g6+ Kg8 31. Bxg7 Bxf5 32. Rxf5 Qe3+ 33. Kf1 Kxg7 34. Qc7+ 1-0

[Event "Mendrisio op"]
[Site "Mendrisio"]
[Date "1999.??.??"]
[Round "1"]
[White "Joksic, Sinisa"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2285"]
[PlyCount "61"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 0-0 6. c4 c6 7. Nbd2 Nbd7 8. b3 b6 9. Bb2 Bb7 10. Qc2 Rc8 11. e4 Nxe4 12. Nxe4 dxe4 13. Qxe4 Nf6 14. Qe2 Qc7 15. Rfe1 Rfe8 16. Ne5 Bb4 17. Red1 Bd6 18. c5 Bf8 19. b4 g6 20. b5 Nd5 21. Rac1 bxc5 22. bxc6 Bxc6 23. dxc5 Qb7 24. Nxc6 Qxc6 25. Qe5 f6 26. Qe2 Kg7 27. Bd4 Qc7 28. Qa6 Nb4 29. Qa4 Nc6 30. Rb1 Qa5 31. Bxc6 1-0

[Event "SUI-ch"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "4"]
[White "Schneider, Laurent"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1865"]
[BlackElo "1890"]
[PlyCount "55"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. f4 Nf6 4. e5 Ne4 5. d3 Nxc3 6. bxc3 e6 7. Nf3 Be7 8. h4 h6 9. Be3 c5 10. Qd2 Nc6 11. d4 Qa5 12. dxc5 Bxc5 13. Bxc5 Qxc5 14. Nd4 Bd7 15. Nb5 Nxe5 16. fxe5 Bxb5 17. Rb1 Bxf1 18. Rxf1 Qc7 19. Qf4 0-0 20. Rf3 Rac8 21. Rg3 Kh7 22. Rb4 f5 23. exf6 Qxf4 24. Rxg7+ Kh8 25. Rxf4 Rxc3 26. Rfg4 Rxc2 27. R4g6 Rxf6 28. Rg8+ 1-0

[Event "SUI-ch"]
[Site "Graechen"]
[Date "1999.??.??"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Fierz, Martin"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "1890"]
[BlackElo "2250"]
[PlyCount "48"]
[EventDate "1999.07.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. g3 c5 4. cxd5 exd5 5. d4 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. b3 0-0 9. Bb2 Ne4 10. Nbd2 Bf6 11. h3 Re8 12. Rb1 cxd4 13. Nxe4 dxe4 14. Nd2 Bf5 15. e3 Qd7 16. g4 Bg6 17. exd4 Nxd4 18. Rc1 Rad8 19. Bxd4 Bxd4 20. Nc4 Qe7 21. Qd2 h5 22. Ne3 hxg4 23. Rc4 Bb6 24. Qe2 g3 0-1

[Event "Arosa SKA op"]
[Site "Arosa"]
[Date "1996.07.15"]
[Round "5"]
[White "Morf, Juerg Walter"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1855"]
[BlackElo "1855"]
[PlyCount "41"]
[EventDate "1996.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 Nc6 8. 0-0 cxd4 9. Nxd4 Qc7 10. Nxf5 d4 11. Nxd4 Rd8 12. Bb5 Bc5 13. Bxc6+ bxc6 14. Qg4 Ne7 15. Nxe6 fxe6 16. Bxc5 0-0 17. Qxe6+ Rf7 18. Bxe7 Qxe7 19. Qxe7 Rxe7 20. f4 Rb7 21. b3 1-0

[Event "Bern op"]
[Site "Bern"]
[Date "1996.??.??"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Gilles, Raphael"]
[Result "0-1"]
[ECO "A11"]
[BlackElo "2275"]
[PlyCount "48"]
[EventDate "1996.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 d5 3. e3 e6 4. b3 f5 5. Bb2 Nf6 6. g3 Bd6 7. Bg2 Nbd7 8. 0-0 0-0 9. d3 Qe7 10. Nbd2 e5 11. Nh4 g6 12. Qc2 e4 13. d4 Nh5 14. Bh3 f4 15. exf4 Nxf4 16. Bg4 Qg5 17. f3 Nf6 18. Bxc8 Raxc8 19. fxe4 Ne2+ 20. Kg2 Nxg3 21. Ndf3 Nxf1+ 22. Nxg5 Ne3+ 23. Kh1 Nxc2 24. Rb1 Nxe4 0-1

[Event "Bern op"]
[Site "Bern"]
[Date "1996.??.??"]
[Round "3"]
[White "Trachsel, Peter"]
[Black "Koka, Osman"]
[Result "1/2-1/2"]
[ECO "A37"]
[BlackElo "2270"]
[PlyCount "121"]
[EventDate "1996.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 g6 3. Nf3 Bg7 4. g3 Nc6 5. Bg2 Nh6 6. 0-0 d6 7. a3 Be6 8. d3 0-0 9. Rb1 Qc8 10. Bd2 Bh3 11. b4 Nd4 12. Nxd4 Bxg2 13. Kxg2 cxd4 14. Ne4 f5 15. Ng5 Nf7 16. Nxf7 Rxf7 17. e3 Qd7 18. exd4 Bxd4 19. Bh6 e5 20. Qf3 Qa4 21. Be3 Bxe3 22. Qxe3 f4 23. Qe4 f3+ 24. Kh1 Qd7 25. Rbe1 Qh3 26. Rg1 Rf5 27. Qh4 Qxh4 28. gxh4 a5 29. b5 Kf7 30. Rg4 Rc8 31. h3 h5 32. Rge4 Kf6 33. Kh2 Rd8 34. R4e3 Rf8 35. Kg3 Kg7 36. Kh2 b6 37. a4 Rf4 38. Re4 R4f5 39. Rg1 Kh6 40. Kh1 R8f6 41. Kh2 Kg7 42. Kh1 Kf7 43. Kh2 Ke6 44. d4 d5 45. cxd5+ Kxd5 46. Rxe5+ Rxe5 47. dxe5 Kxe5 48. Rc1 Kd5 49. Kg3 Ke5 50. Rc4 Kd5 51. Rc3 Ke5 52. Rxf3 Rxf3+ 53. Kxf3 Kd4 54. Kf4 Kc4 55. Kg5 Kb4 56. Kxg6 Kxa4 57. f4 Kxb5 58. f5 a4 59. f6 a3 60. f7 a2 61. f8Q 1/2-1/2

[Event "Bern op"]
[Site "Bern"]
[Date "1996.??.??"]
[Round "9"]
[White "Trachsel, Peter"]
[Black "Zuber, Michael"]
[Result "1/2-1/2"]
[ECO "A13"]
[BlackElo "2055"]
[PlyCount "86"]
[EventDate "1996.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 051 Extra"]
[Source "ChessBase"]
[SourceDate "1996.05.01"]
[SourceVersion "1"]
[SourceVersionDate "1996.05.01"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. e3 b6 5. Bg2 Bb7 6. 0-0 Nbd7 7. d3 c5 8. Re1 Be7 9. b3 0-0 10. Bb2 Qc7 11. Nc3 a6 12. Rc1 Rac8 13. Qe2 Qb8 14. Rc2 Rfd8 15. Rec1 dxc4 16. dxc4 Ng4 17. Nb1 Bf6 18. Bxf6 Ngxf6 19. Nc3 Ne4 20. Nxe4 Bxe4 21. Rd2 Nf6 22. Rcd1 Kf8 23. Ng5 Bxg2 24. Kxg2 Ke7 25. f3 Rxd2 26. Rxd2 h6 27. Nh3 Rd8 28. Kf2 Rxd2 29. Qxd2 Qd6 30. Ke2 e5 31. Qxd6+ Kxd6 32. e4 Ng8 33. Nf2 Ne7 34. Nd1 Nc6 35. Nc3 Nd4+ 36. Ke3 b5 37. Kf2 bxc4 38. bxc4 Nc2 39. Ke2 Nb4 40. Kd2 Nc6 41. Ke3 Nd4 42. Kf2 Kc6 43. Ke3 Kd6 1/2-1/2

[Event "Bern op"]
[Site "Bern"]
[Date "1995.??.??"]
[Round "1"]
[White "Mukhametov, Eldar"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2515"]
[PlyCount "69"]
[EventDate "1995.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 Ngf6 12. 0-0-0 e6 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 0-0-0 16. g3 Nd7 17. c4 Be7 18. Bc3 Bf6 19. Rd2 Rhe8 20. Rhd1 c5 21. Qe3 b6 22. b3 Nb8 23. dxc5 Qxc5 24. Rxd8+ Rxd8 25. Rxd8+ Kxd8 26. Bxf6+ gxf6 27. Qxh6 Nd7 28. Nd2 Qxf2 29. Qf4 Qe1+ 30. Kc2 Qa1 31. h6 Qxa2+ 32. Kd3 e5 33. Qf1 Qa3 34. h7 Qf8 35. Qh1 1-0

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.22"]
[Round "7"]
[White "Trachsel, Peter"]
[Black "Goeldi, Hans"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "1807"]
[BlackElo "1833"]
[PlyCount "41"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. d4 Nbd7 7. 0-0 e5 8. e4 Re8 9. Re1 exd4 10. Nxd4 a5 11. h3 Nc5 12. Qc2 Nfxe4 13. Nxe4 Bxd4 14. Bg5 f6 15. Bxf6 Bxf6 16. Nxf6+ Qxf6 17. Rxe8+ Kg7 18. Qc3 Qxc3 19. bxc3 Ne6 20. Re1 Kf7 21. R1xe6 1-0

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.21"]
[Round "6"]
[White "Sigrist, Walter"]
[Black "Trachsel, Peter"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1739"]
[BlackElo "1807"]
[PlyCount "100"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nf3 e6 6. c5 Nc6 7. Nc3 Be7 8. a3 a5 9. Bd3 0-0 10. 0-0 b6 11. cxb6 Qxb6 12. Na4 Qa7 13. Bb5 Bd7 14. Be3 Nb8 15. Bd3 Bxa4 16. Qxa4 Nbd7 17. Ne5 Nb6 18. Qc2 Rfc8 19. Qe2 Bd6 20. g4 Qe7 21. Rac1 Ne4 22. f3 Bxe5 23. dxe5 Nc5 24. Rxc5 Rxc5 25. Qf2 Rac8 26. Bxc5 Qxc5 27. Qxc5 Rxc5 28. b4 axb4 29. axb4 Rc3 30. Ba6 g6 31. Kg2 Rb3 32. b5 g5 33. Rc1 Nc4 34. Re1 Kf8 35. h3 Ke7 36. Kf2 Rb2+ 37. Kg3 h6 38. h4 Rb3 39. hxg5 hxg5 40. Re2 Kd8 41. Kf2 Kc7 42. b6+ Kxb6 43. Bxc4 dxc4 44. f4 Kc5 45. f5 Kd4 46. Ke1 Re3 47. Rxe3 Kxe3 48. Kd1 Kf4 49. fxe6 fxe6 50. Kc2 Kxe5 0-1

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.20"]
[Round "5"]
[White "Trachsel, Peter"]
[Black "Felder, Thomas"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "1807"]
[BlackElo "1760"]
[PlyCount "87"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. d4 Nbd7 7. 0-0 c6 8. e4 e5 9. h3 exd4 10. Nxd4 h6 11. Be3 Nb6 12. b3 Ne8 13. Qd2 Kh7 14. Rad1 Be6 15. Nxe6 fxe6 16. c5 Qf6 17. cxb6 Qxc3 18. Qxc3 Bxc3 19. Rd3 Bg7 20. bxa7 d5 21. Bc5 Rf7 22. exd5 exd5 23. Re3 Bf8 24. Bxf8 Rxf8 25. Re7+ Kg8 26. Rxb7 Rf7 27. Rxf7 Kxf7 28. Rc1 Rxa7 29. Rxc6 d4 30. Be4 Nf6 31. Bd3 Rxa2 32. Rd6 Rb2 33. Rxd4 g5 34. b4 Ke6 35. b5 Ke5 36. Rd8 Rd2 37. b6 Rb2 38. Rb8 Nd7 39. Re8+ Kf6 40. Rh8 Nxb6 41. Rxh6+ Ke5 42. Rg6 Kd4 43. Ba6 Nd7 44. Rd6+ 1-0

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.19"]
[Round "4"]
[White "Tcheau, Alain"]
[Black "Trachsel, Peter"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1773"]
[BlackElo "1807"]
[PlyCount "90"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. b4 d5 2. Bb2 e6 3. e3 Nf6 4. b5 Nbd7 5. d4 Bd6 6. Nf3 Qe7 7. c4 dxc4 8. Bxc4 Nb6 9. Bb3 Nbd5 10. 0-0 Ne4 11. Bc2 Ndf6 12. Nbd2 Nxd2 13. Qxd2 Nd7 14. e4 e5 15. d5 0-0 16. a4 f6 17. Nh4 Nb6 18. Qe2 Bd7 19. Bb3 Rae8 20. Rac1 Kh8 21. Qh5 Qf7 22. Qxf7 Rxf7 23. Rfd1 Ref8 24. h3 f5 25. exf5 Bxf5 26. Nxf5 Rxf5 27. f3 Rf4 28. a5 Nd7 29. Rc4 Rxc4 30. Bxc4 Rf4 31. Be2 Ra4 32. Ra1 Rxa1+ 33. Bxa1 b6 34. a6 g5 35. g3 Kg7 36. h4 h6 37. hxg5 hxg5 38. Kg2 Nf6 39. Kh3 Kh7 40. Bd3+ Kh6 41. Be4 Kh5 42. Kg2 Nxe4 43. fxe4 g4 44. Kf1 Kg5 45. Ke2 Kf6 1/2-1/2

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.18"]
[Round "3"]
[White "Trachsel, Peter"]
[Black "Sendi, Parham"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "1807"]
[BlackElo "1732"]
[PlyCount "93"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 Nc6 4. Nf3 d5 5. e5 d4 6. exf6 dxc3 7. bxc3 Qxf6 8. d4 h6 9. Bd3 Ne7 10. 0-0 Ng6 11. Re1 Nf4 12. Bxf4 Qxf4 13. Re4 Qf6 14. Qd2 g5 15. Ne5 Bd6 16. c5 Bxe5 17. Rxe5 c6 18. Rb1 0-0 19. Rbe1 Rd8 20. Bc2 b6 21. Qd3 bxc5 22. Rxc5 Bb7 23. Qg3 Rac8 24. h4 Rd5 25. Re5 Qf4 26. Qxf4 gxf4 27. Bb3 Rxc5 28. Rxc5 Kg7 29. Kh2 Kf6 30. Kh3 Rg8 31. Ba4 f3 32. g3 Rb8 33. Kg4 Rc8 34. Kxf3 Ke7 35. Kf4 Kd6 36. Bb3 e5+ 37. Rxe5 Rf8 38. Kf5 Bc8+ 39. Kf6 Be6 40. Kg7 Rb8 41. Bxe6 fxe6 42. Kxh6 Rb2 43. g4 Rxa2 44. g5 Rxf2 45. g6 Rg2 46. Rg5 Rxg5 47. hxg5 1-0

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.17"]
[Round "2"]
[White "Kruettli, Markus"]
[Black "Trachsel, Peter"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "1726"]
[BlackElo "1807"]
[PlyCount "26"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. e3 Bf5 4. c4 e6 5. Qb3 Qc7 6. Ne5 Nd7 7. f4 Be7 8. Nd2 Ngf6 9. Ndf3 Ne4 10. Nxd7 Qxd7 11. Ne5 Qc7 12. Nf3 Bg4 13. Nd2 Bh4+ 0-1

[Event "SUI-ch op2"]
[Site "Luzern"]
[Date "1994.07.16"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Tschirky, Werner"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "1807"]
[BlackElo "1687"]
[PlyCount "23"]
[EventDate "1994.07.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 d6 4. d4 Bg7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 e5 8. a3 exd4 9. Nxd4 a6 10. e4 Re8 11. Re1 b6 12. Nc6 1-0

[Event "Bern op"]
[Site "Bern"]
[Date "1993.??.??"]
[Round "1"]
[White "Trachsel, Peter"]
[Black "Brunner, Lucas"]
[Result "0-1"]
[ECO "A28"]
[BlackElo "2455"]
[PlyCount "26"]
[EventDate "1993.02.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 0-0 6. Nd5 Re8 7. Be2 e4 8. Ng1 Bd6 9. a3 Nxd5 10. cxd5 Qg5 11. g3 Qxd5 12. f3 Nd4 13. exd4 exf3 0-1

[Event "AUS-ch37 1977/78"]
[Site "Perth"]
[Date "1977.12.31"]
[Round "5"]
[White "Keast, Donald Aiwyn"]
[Black "Trachsel, Peter"]
[Result "1-0"]
[ECO "B34"]
[PlyCount "33"]
[EventDate "1977.12.27"]
[EventType "swiss"]
[EventRounds "15"]
[EventCountry "AUS"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 g6 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 a6 7. Nd5 Rb8 8. Nf5 Qa5+ 9. b4 Bc3+ 10. Nxc3 Qxb4 11. Bd4 e5 12. Rb1 Qf8 13. Bxe5 Nxe5 14. Nd6+ Kd8 15. Qd4 Qg7 16. Qb6+ Ke7 17. Nd5+ 1-0

[Event "AUS-ch37 1977/78"]
[Site "Perth"]
[Date "1977.12.30"]
[Round "4"]
[White "Trachsel, Peter"]
[Black "Rogers, Ian"]
[Result "1-0"]
[ECO "B00"]
[BlackElo "1865"]
[PlyCount "75"]
[EventDate "1977.12.27"]
[EventType "swiss"]
[EventRounds "15"]
[EventCountry "AUS"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 b6 2. Nc3 Bb7 3. Bc4 e6 4. Qe2 c5 5. Nf3 Nc6 6. d3 a6 7. a4 Nd4 8. Nxd4 cxd4 9. Nd1 b5 10. Bb3 Ne7 11. 0-0 Nc6 12. f4 Be7 13. Nf2 Qc7 14. axb5 axb5 15. Rxa8+ Bxa8 16. Qh5 0-0 17. f5 exf5 18. exf5 Na5 19. Ng4 Qc6 20. Qh3 Bf6 21. Ba2 Re8 22. Bd2 Nb7 23. Qg3 Kh8 24. Bxf7 Rf8 25. Bb3 Nc5 26. Bb4 Bh4 27. Qh3 Nxb3 28. Bxf8 Nd2 29. Bxg7+ Kxg7 30. f6+ Kf8 31. Ne5 Qxg2+ 32. Qxg2 Bxg2 33. Nxd7+ Kf7 34. Ne5+ Kf8 35. Rf4 Bg5 36. Rf5 Bd5 37. Rxg5 Be6 38. Kf2 1-0

