[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.11.08"]
[Round "6"]
[White "Koehler, Lothar"]
[Black "Bissig, Martin"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1453"]
[BlackElo "1597"]
[PlyCount "110"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 d5 4. d4 e6 5. c3 Nf6 6. Bg5 Be7 7. 0-0 cxd4 8. cxd4 0-0 9. e3 Bd7 10. a3 h6 11. Bxf6 Bxf6 12. Nbd2 Rc8 13. Rc1 Qb6 14. b4 Ne7 15. Qb3 Nf5 16. Rfe1 Nd6 17. Bf1 a5 18. Rc5 axb4 19. axb4 Nf5 20. Rec1 Rxc5 21. bxc5 Qxb3 22. Nxb3 Rc8 23. Ra1 Rb8 24. Ra7 Ne7 25. Na5 Bc8 26. Kg2 Nc6 27. Nxc6 bxc6 28. Ba6 g5 29. Bxc8 Rxc8 30. g4 Kg7 31. Kg3 Kg6 32. h4 gxh4+ 33. Nxh4+ Bxh4+ 34. Kxh4 f6 35. Kg3 e5 36. f4 exf4+ 37. exf4 f5 38. Rd7 fxg4 39. Kxg4 h5+ 40. Kh4 Rf8 41. Rd6+ Rf6 42. f5+ Kxf5 43. Kxh5 Rxd6 44. cxd6 Ke6 45. d7 Kxd7 46. Kg5 Ke6 47. Kf4 Kd6 48. Ke3 c5 49. Kd3 c4+ 50. Kc3 Kc6 51. Kb4 Kb6 52. Kc3 Kb5 53. Kc2 Kb4 54. Kb2 c3+ 55. Kc2 Kc4 0-1

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.11.06"]
[Round "?"]
[White "Denzinger, Karl"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1744"]
[PlyCount "71"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 Be7 3. Nc3 c6 4. Nf3 d6 5. Bf4 Nd7 6. Bd3 h6 7. Qd2 Ngf6 8. 0-0-0 Nb6 9. h3 Bd7 10. g4 g5 11. Bg3 Nh7 12. Kb1 Nf8 13. d5 e5 14. Ng1 Ng6 15. Nge2 f6 16. f3 c5 17. Bf2 c4 18. Bxb6 axb6 19. Bxc4 Qc8 20. Qd3 Qc5 21. Bb5 Ra5 22. Bxd7+ Kxd7 23. a3 Qc7 24. Nb5 Qb8 25. b4 Ra6 26. Qb3 Rc8 27. c4 Qa8 28. Kb2 Bd8 29. Nec3 Nf4 30. h4 Be7 31. hxg5 hxg5 32. Rh7 Ng2 33. Rdh1 Ne3 34. R1h6 Rf8 35. Ne2 Qc8 36. Qxe3 1-0

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Broennimann, Peter"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "1834"]
[PlyCount "114"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 c6 5. 0-0 d5 6. Nbd2 Nbd7 7. Qe2 h6 8. e4 dxe4 9. Nxe4 0-0 10. c3 Nxe4 11. Bxe4 Nf6 12. Bc2 Re8 13. Ne5 a6 14. f4 Qc7 15. Qf3 Rd8 16. f5 exf5 17. Bxf5 Bxf5 18. Qxf5 Qc8 19. Qxc8 Raxc8 20. Rf3 Rc7 21. Rg3 Kf8 22. Be3 Bd6 23. Rf3 Bxe5 24. dxe5 Nd7 25. e6 Ne5 26. Bc5+ Re7 27. Bxe7+ Kxe7 28. Rf4 Kxe6 29. Re1 f6 30. Rd4 Rd5 31. Rxd5 cxd5 32. h3 g5 33. b3 f5 34. Rd1 f4 35. Rd4 Nc6 36. Rd2 Ne5 37. Kf2 h5 38. g3 fxg3+ 39. Kxg3 h4+ 40. Kf2 b5 41. Ke3 Kf6 42. Rg2 Nf7 43. Rf2+ Ke6 44. Kd4 Nd6 45. Rf8 Ne4 46. Re8+ Kd6 47. Re5 Nxc3 48. Rxg5 Nxa2 49. Rxd5+ Ke6 50. Kc5 a5 51. Rh5 a4 52. bxa4 bxa4 53. Rxh4 a3 54. Ra4 Nc3 55. Rxa3 Ne4+ 56. Kd4 Ng5 57. h4 Nf7 1-0

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Dahinden, Kurt"]
[Black "Koehler, Lothar"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "54"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 Nc6 3. Bc4 d6 4. 0-0 Be7 5. h3 h6 6. Re1 a6 7. a3 Bd7 8. Nc3 Bf6 9. d4 b5 10. Ba2 e5 11. d5 Na7 12. Ne2 Ne7 13. c4 c5 14. b4 cxb4 15. axb4 bxc4 16. Bxc4 Nb5 17. Qd3 0-0 18. Nh2 Ng6 19. Qg3 Qc8 20. Qd3 Nf4 21. Nxf4 exf4 22. Bxf4 Bxa1 23. Rxa1 f6 24. Qg3 Qxc4 25. Bxh6 Rf7 26. e5 dxe5 27. Re1 Qxb4 0-1

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Kammermann, Hans"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "74"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 exd4 5. Nxd4 Bd7 6. c3 Be7 7. 0-0 Nf6 8. f3 a6 9. b4 b5 10. Bb3 h6 11. Be3 0-0 12. Nd2 Qc8 13. Nxc6 Bxc6 14. Qe2 Bd7 15. g4 c6 16. h3 Nh7 17. Qg2 Kh8 18. Bc2 f6 19. f4 Be6 20. f5 Bg8 21. Nf3 Rd8 22. Nh4 Bf7 23. Bb3 Be8 24. Be6 Qc7 25. Ng6+ Bxg6 26. fxg6 Nf8 27. Bf5 Nd7 28. h4 Ne5 29. Qd2 d5 30. Bxh6 dxe4 31. Qf4 Qb6+ 32. Qe3 Qxe3+ 33. Bxe3 Nf3+ 34. Rxf3 exf3 35. Be4 f2+ 36. Kxf2 Rac8 37. Bf5 Ra8 1/2-1/2

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Brun, Felix"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "118"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 d6 5. h3 Be6 6. Bb5 a6 7. Bxc6+ bxc6 8. d4 exd4 9. Nxd4 Qd7 10. 0-0 c5 11. Nxe6 fxe6 12. Bg5 Be7 13. Re1 0-0 14. Qe2 h6 15. Bd2 c6 16. Rad1 Nh7 17. Na4 Qc7 18. b3 e5 19. Nb2 Rf7 20. Nd3 Ng5 21. Qg4 Qc8 22. Qg3 Kh7 23. Bxg5 Bxg5 24. f3 Qe6 25. c4 Qf6 26. Rf1 Be3+ 27. Kh1 g5 28. Qe1 Bd4 29. Qe2 a5 30. a4 Rb8 31. Rb1 Rfb7 32. Qc2 Qe6 33. g4 h5 34. Kg2 h4 35. Nc1 Kh6 36. Ne2 d5 37. Nxd4 cxd4 38. c5 dxe4 39. fxe4 Rxb3 40. Rxb3 Qxb3 41. Qxb3 Rxb3 42. Rf6+ Kg7 43. Rxc6 Rc3 44. Rc7+ Kf6 45. Rc6+ Ke7 46. Rg6 Rxc5 47. Rxg5 Kf6 48. Rh5 Rc3 49. Rxh4 d3 50. Rh6+ Ke7 51. Rh7+ Kd6 52. Rh6+ Kc5 53. Re6 Kd4 54. g5 Kxe4 55. g6 Rc7 56. h4 Rd7 57. h5 d2 58. h6 d1Q 59. g7 Qg4+ 0-1

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Caduff, Clemens"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "94"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d4 c6 5. 0-0 Nbd7 6. a3 Be7 7. Re1 0-0 8. Nc3 Re8 9. Bg5 h6 10. Bc1 a5 11. e3 Bd6 12. e4 dxe4 13. Nxe4 Nxe4 14. Rxe4 Nf6 15. Re2 b5 16. Bd2 Qc7 17. c3 e5 18. dxe5 Bxe5 19. Qc2 Bb7 20. Rae1 Bd6 21. Nd4 Rxe2 22. Rxe2 Qd7 23. f4 Bc5 24. Qd3 b4 25. Kf1 Ba6 26. Qf3 Bxe2+ 27. Kxe2 Qe8+ 28. Kd3 Bxd4 29. cxd4 Nd5 30. Qd1 bxa3 31. bxa3 a4 32. Qc2 Qd7 33. Qc5 Rb8 34. Qa5 Rb3+ 35. Kc4 Rxa3 36. Qa8+ Kh7 37. Bb4 Nxb4 38. Kxb4 Qe7+ 39. Ka5 Qe1+ 40. Kb6 Qb4+ 41. Kxc6 Qxd4 42. Bd5 Rc3+ 43. Kd6 Qf6+ 44. Kd7 a3 45. Be4+ g6 46. Qd5 h5 47. Qd2 Qe6+ 0-1

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Ramsauer, Jakob"]
[Result "1/2-1/2"]
[ECO "C44"]
[PlyCount "50"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d3 d5 5. exd5 Nxd5 6. Be2 Be7 7. h3 0-0 8. Nbd2 Nf4 9. 0-0 Nxd3 10. Qc2 Nf4 11. Bc4 Bd6 12. Ne4 Bf5 13. Bxf4 Bxe4 14. Qxe4 exf4 15. Rad1 Qf6 16. Rfe1 Ne7 17. Qc2 Ng6 18. Re4 Rae8 19. Rde1 Rxe4 20. Qxe4 b6 21. Bd3 Qe6 22. Qxe6 fxe6 23. Bxg6 hxg6 24. Rxe6 Rf6 25. Re8+ Rf8 1/2-1/2

[Event "Ascona Seniors op 8th"]
[Site "Ascona"]
[Date "2009.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Toller, Clotin"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "87"]
[EventDate "2009.11.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d4 c5 5. c3 Be7 6. 0-0 0-0 7. Re1 h6 8. Nbd2 Nc6 9. e4 dxe4 10. Nxe4 Nxe4 11. Rxe4 cxd4 12. cxd4 Bc5 13. Be3 Be7 14. h4 f5 15. Re5 Nxe5 16. Nxe5 Bf6 17. f4 Bxe5 18. fxe5 Rf7 19. Qh5 Qb6 20. b3 Bd7 21. Qe2 Qb5 22. Qd2 Bc6 23. Bf1 Qd5 24. Bg2 Qd7 25. Bf1 Be4 26. Rc1 Rc8 27. Rxc8+ Qxc8 28. Bd3 Bxd3 29. Qxd3 Qc6 30. Qd2 Rc7 31. Qd1 Qc3 32. Qe2 Qc2 33. Qh5 Kh7 34. Qf3 Qxa2 35. g4 fxg4 36. Qxg4 Qxb3 37. Qe4+ Kg8 38. Bf2 Qc2 39. Qg2 Rf7 40. d5 Qxf2+ 41. Qxf2 Rxf2 42. Kxf2 exd5 43. Ke3 Kf7 44. Kd4 0-1

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.11.11"]
[Round "8"]
[White "Koehler, Lothar"]
[Black "Bissig, Martin"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1494"]
[BlackElo "1658"]
[PlyCount "68"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 c5 3. d3 Nf6 4. g3 Nc6 5. Bg2 e6 6. a3 Be7 7. Nbd2 0-0 8. e3 Re8 9. 0-0 b6 10. Re1 Rb8 11. Nf1 Bb7 12. N3d2 Bd6 13. Nf3 d4 14. e4 e5 15. f5 g6 16. fxg6 hxg6 17. Bg5 Kg7 18. Qd2 Rh8 19. h3 Be7 20. N1h2 Bc8 21. g4 Qc7 22. Qf2 Nd8 23. Qg3 Bd6 24. h4 Ne6 25. Rf1 Nh7 26. Bd2 Ba6 27. Rf2 c4 28. g5 cxd3 29. cxd3 Nc5 30. Ne1 Nb3 31. Rd1 Nxd2 32. Rfxd2 Qd7 33. Nef3 Qe7 34. Ng4 Rbe8 1/2-1/2

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.01.28"]
[Round "1"]
[White "Wick, Hans"]
[Black "Koehler, Lothar"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1760"]
[BlackElo "1481"]
[PlyCount "116"]
[EventDate "2008.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Nf3 b6 5. Nbd2 Bb7 6. Be2 h6 7. h3 d6 8. 0-0 0-0 9. c4 Nbd7 10. b4 Ne4 11. Nxe4 Bxe4 12. Qb3 Rb8 13. Nd2 Bb7 14. e4 Bg5 15. Bxg5 Qxg5 16. f4 Qe7 17. d5 e5 18. f5 Nf6 19. b5 Bc8 20. Qg3 Bd7 21. Qh4 Rbe8 22. Qg3 Nh7 23. h4 Kh8 24. Rf3 Rg8 25. Raf1 Nf6 26. Ra3 Ra8 27. Qh2 Be8 28. g4 Nh7 29. Rg3 f6 30. g5 fxg5 31. hxg5 Nxg5 32. f6 gxf6 33. Qxh6+ Nh7 34. Rff3 Rxg3+ 35. Rxg3 Qf8 36. Qh4 Bf7 37. Bg4 Qe7 38. Bf5 Bg8 39. Rg6 Rf8 40. Kf2 Rf7 41. Rh6 Rg7 42. Nf1 Rg5 43. Ng3 Qg7 44. Bc8 Rxg3 45. Rxh7+ Bxh7 46. Qxg3 Qxg3+ 47. Kxg3 Bxe4 48. Kg4 Bd3 49. Bd7 Bxc4 50. a3 Bxd5 51. Kf5 Kg7 52. Be6 Bb7 53. Bd7 Kf7 54. Be6+ Ke7 55. Bc4 d5 56. Bd3 e4 57. Bc2 c5 58. bxc6 Bxc6 0-1

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Brun, Felix"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "84"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 c6 3. d5 cxd5 4. exd5 d6 5. c4 Nf6 6. Nc3 Bd7 7. Bg5 Be7 8. Qb3 b6 9. g3 h6 10. Be3 Na6 11. Bg2 Rb8 12. dxe6 fxe6 13. Qc2 0-0 14. Bxh6 gxh6 15. Qg6+ Kh8 16. Qxh6+ Kg8 17. Nh3 Rf7 18. 0-0 Bf8 19. Qd2 Rg7 20. Nb5 Bxb5 21. cxb5 Nc5 22. Rfe1 d5 23. Nf4 Nfe4 24. Bxe4 dxe4 25. Qe3 e5 26. Rad1 Qe8 27. Nd5 Qe6 28. Qc3 Qf5 29. Qc4 Kh8 30. Ne3 Qh3 31. Ng2 Rh7 32. Nh4 Qg4 33. Qe2 Rxh4 34. Qxg4 Rxg4 35. h3 Rg5 36. b4 Ne6 37. Rxe4 Nd4 38. a3 Rb7 39. h4 Nf3+ 40. Kg2 Rf5 41. g4 Rg7 42. Kg3 Nd4 1/2-1/2

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Eigenmann, Louis"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "68"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 c6 3. d4 Be7 4. Nc3 a6 5. Bd3 Nf6 6. 0-0 h6 7. Re1 0-0 8. Ne2 d6 9. c4 Nbd7 10. b3 Qc7 11. Bb2 Rd8 12. Rc1 Nf8 13. h3 Ne8 14. Nh2 e5 15. d5 Ng6 16. g3 Bxh3 17. Kh1 Nf6 18. Ng1 Qc8 19. f3 Bd7 20. Qe2 Nh7 21. Rf1 Ng5 22. f4 exf4 23. gxf4 Nh3 24. Nxh3 Bxh3 25. Qf3 Bxf1 26. Rxf1 Bf8 27. Rg1 Qd7 28. e5 dxe5 29. Bxg6 fxg6 30. Rxg6 Qf5 31. Qg2 Kh7 32. Rg4 Rd7 33. Bxe5 cxd5 34. cxd5 Rad8 1/2-1/2

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Fringeli, Eduard"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "D31"]
[PlyCount "28"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Be7 5. e3 h6 6. Bd3 Nf6 7. 0-0 Nbd7 8. b3 a6 9. Bb2 Qc7 10. Rc1 0-0 11. cxd5 exd5 12. Rc2 b5 13. Qd2 Qb7 14. Rfc1 Qb8 1/2-1/2

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Glur, Erwin"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1866"]
[PlyCount "89"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d3 Be7 3. g3 c6 4. Bg2 d6 5. f4 Nf6 6. Nh3 h6 7. 0-0 0-0 8. Nd2 Nbd7 9. Nf2 a6 10. Nf3 Nh7 11. g4 Re8 12. Be3 Ndf8 13. Qd2 Bf6 14. c3 Nd7 15. d4 Nhf8 16. e5 Be7 17. Ne4 d5 18. Ng3 Nh7 19. Rf2 Rf8 20. Raf1 Bh4 21. f5 Bxg3 22. hxg3 Re8 23. Bxh6 gxh6 24. Qxh6 Kh8 25. Bh1 Rg8 26. Rh2 Ndf8 27. f6 Rxg4 28. Ng5 Rxg3+ 29. Kf2 Rxg5 30. Qxg5 Ng6 31. Bf3 Qg8 32. Rfh1 Ngf8 33. Qe3 Bd7 34. Bh5 Rc8 35. Rg2 Ng6 36. Qh6 Be8 37. Bxg6 fxg6 38. Rhg1 Rc7 39. Rxg6 Bxg6 40. Rxg6 Qf8 41. Qh3 Qe8 42. Qg4 Rf7 43. Kg3 Rf8 44. Rg7 Rf7 45. Qg6 1-0

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Gassner, Erwin"]
[Result "1/2-1/2"]
[ECO "A02"]
[PlyCount "36"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 f5 2. Nf3 Nf6 3. d3 b6 4. Nbd2 Bb7 5. b3 d6 6. Bb2 Nbd7 7. e3 e6 8. Qe2 d5 9. Ne5 Nxe5 10. fxe5 Nd7 11. d4 g6 12. g3 Bh6 13. Nf3 c5 14. Rg1 Qc7 15. a4 0-0 16. Bg2 Rac8 17. c3 a6 18. Kf2 Nb8 1/2-1/2

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Hofer, Friedrich"]
[Result "0-1"]
[ECO "D94"]
[BlackElo "1914"]
[PlyCount "60"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. e3 0-0 6. Bd3 c6 7. h3 Nbd7 8. a3 a5 9. Rb1 Qc7 10. Bd2 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. 0-0 dxc4 14. Bxc4 Bf5 15. Rc1 Rad8 16. Re1 Rd7 17. Qe2 Rfd8 18. Rcd1 Bc2 19. f3 Bxd1 20. Rxd1 b5 21. Bb3 Nh5 22. f4 Nxf4 23. exf4 Qxe2 24. Nxe2 Rxd2 25. Rxd2 Rxd2 26. Kf1 Rxb2 27. Bd1 a4 28. g4 Ra2 29. f5 Rxa3 30. fxg6 hxg6 0-1

[Event "Ascona Seniors op 7th"]
[Site "Ascona"]
[Date "2008.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Spoerri, Maximilian"]
[Result "1-0"]
[ECO "A03"]
[BlackElo "1689"]
[PlyCount "75"]
[EventDate "2008.11.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. d3 c6 4. Nbd2 Qc7 5. g3 Nbd7 6. Bg2 e5 7. fxe5 Ng4 8. Nb3 Ngxe5 9. Bf4 Bd6 10. Nxe5 Bxe5 11. Bxe5 Nxe5 12. Qd2 0-0 13. 0-0 Ng6 14. Kh1 Be6 15. c3 Rad8 16. Nd4 Qd7 17. Rae1 Bh3 18. e3 Bxg2+ 19. Qxg2 Ne5 20. Qe2 Rde8 21. Rf4 Ng6 22. Rf2 Re5 23. Nf3 Re7 24. d4 Rfe8 25. Qd2 Qg4 26. Kg2 Qe4 27. Qd1 h5 28. Kg1 Qg4 29. Kh1 Rxe3 30. Rxe3 Rxe3 31. Qf1 Qe4 32. Kg1 Qe7 33. Qh3 h4 34. Qg4 hxg3 35. hxg3 Qc7 36. Kg2 Re4 37. Qf5 Rf4 38. gxf4 1-0

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Wey, Hans"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "70"]
[EventDate "2008.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. d3 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 c5 7. Nbd2 Nc6 8. Rb1 h6 9. Re1 Qc7 10. Nf1 Re8 11. a3 a5 12. c3 Be6 13. Bd2 Rad8 14. b4 b6 15. b5 Nb8 16. a4 Nbd7 17. Qc1 Kh7 18. h3 Ng8 19. Kh2 Nf8 20. Ng1 Bc8 21. Nf3 Bb7 22. c4 d4 23. Qc2 Rd7 24. e4 dxe3 25. Rxe3 Red8 26. Ne5 Bxe5 27. fxe5 Ne6 28. Rbe1 Nd4 29. Qd1 Nf5 30. Bxb7 Qxb7 31. Rf3 Rxd3 32. Rxf5 gxf5 33. Qh5 Rxd2+ 34. Nxd2 Rxd2+ 35. Re2 Rxe2+ 0-1

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Sieber, Wolfgang"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1867"]
[PlyCount "39"]
[EventDate "2008.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Qg4 g6 8. Bb5 Bd7 9. Bxc6 Bxc6 10. Ne2 Qe7 11. 0-0 Bb5 12. Rb1 Ba6 13. Re1 b6 14. Bg5 f6 15. exf6 Nxf6 16. Qh4 0-0 17. Nf4 Qf7 18. Rxe6 Ne4 19. Re7 Qf5 20. Qxh7# 1-0

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.11.13"]
[Round "?"]
[White "Luethi, Marcel"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "A46"]
[PlyCount "131"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c6 3. e3 d6 4. Bd3 h6 5. Nbd2 e6 6. 0-0 Be7 7. Re1 0-0 8. Qe2 Nbd7 9. e4 Ne8 10. e5 Nb6 11. Qe4 f5 12. exf6 Nxf6 13. Qg6 Qe8 14. Nf1 Qxg6 15. Bxg6 Bd7 16. c3 Ne8 17. h4 Rxf3 18. gxf3 Bxh4 19. Bf4 Be7 20. Ng3 Nf6 21. Nf5 Nc8 22. Nxe7+ Nxe7 23. Bd3 d5 24. Kh2 Kf7 25. Rg1 Rg8 26. Rg2 g5 27. Be5 Nh5 28. Rag1 Nf5 29. f4 Nh4 30. fxg5 Nxg2 31. g6+ Ke7 32. Rxg2 Ng7 33. Rg4 Be8 34. Kh3 Nf5 35. g7 Bh5 36. Rf4 Nxg7 37. Kh4 Bf7 38. Rg4 Kf8 39. Bh7 Rh8 40. Bd3 Rg8 41. a4 a6 42. b4 b5 43. a5 h5 44. Rf4 Nf5+ 45. Kh3 Rg4 46. Be2 Rxf4 47. Bxf4 Kg7 48. Bd3 Kf6 49. Be5+ Ke7 50. Kg2 Bg6 51. Be2 Nh4+ 52. Kg3 Nf5+ 53. Kf4 h4 54. Bg4 Kf7 55. Kg5 h3 56. Bxh3 Ng7 57. Bxg7 Kxg7 58. Bxe6 Be8 59. Bc8 Kf7 60. Bxa6 Ke7 61. Bb7 Kd6 62. f4 Kc7 63. a6 Kb6 64. f5 Bd7 65. f6 Be6 66. Kg6 1-0

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.11.07"]
[Round "?"]
[White "Denzinger, Karl"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1782"]
[PlyCount "83"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 c5 4. dxc5 Bxc5 5. exd5 exd5 6. Qxd5 Qxd5 7. Nxd5 Bd6 8. Nf3 Ne7 9. Nxe7 Bxe7 10. Bf4 0-0 11. Bd3 Bf6 12. 0-0-0 h6 13. h3 Be6 14. Kb1 Nc6 15. c3 Rad8 16. Rhg1 Ne7 17. g4 g5 18. Be3 b6 19. h4 Bd5 20. Ne1 Ng6 21. hxg5 Bxg5 22. Rg3 Rfe8 23. Bxg6 fxg6 24. Bxg5 hxg5 25. b3 Re7 26. f3 Re3 27. Kb2 Ree8 28. Rg2 Bf7 29. Rxd8 Rxd8 30. Kc2 a5 31. Rd2 Rxd2+ 32. Kxd2 Bd5 33. Ke3 Kf7 34. Nd3 Kf6 35. c4 Bc6 36. a3 Ke6 37. b4 axb4 38. axb4 b5 39. c5 Kd5 40. f4 gxf4+ 41. Kxf4 Kc4 42. Ne5+ 1-0

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.01.29"]
[Round "6"]
[White "Koehler, Lothar"]
[Black "Klieber, Heinz"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1545"]
[BlackElo "1655"]
[PlyCount "76"]
[EventDate "2007.01.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. e3 c5 3. Nf3 Nc6 4. Be2 Nf6 5. b3 g6 6. Bb2 Bg7 7. d3 0-0 8. 0-0 Ng4 9. Bxg7 Kxg7 10. Qd2 d4 11. exd4 Nxd4 12. h3 Nf6 13. Kh1 b6 14. Bd1 Bb7 15. c3 Nf5 16. Kh2 Qc7 17. g4 Nd6 18. Qf2 Nd5 19. a3 Nxf4 20. Ne1 Ne6 21. Qg3 Nb5 22. Qxc7 Nbxc7 23. Bf3 Bxf3 24. Rxf3 Rad8 25. Ra2 Nd5 26. Rd2 Ng5 27. Rg3 e5 28. Nf3 Nxf3+ 29. Rxf3 f6 30. c4 Nc7 31. Nc3 Ne6 32. Rg3 Rd7 33. b4 Rfd8 34. Nd5 Nc7 35. Nxc7 Rxc7 36. b5 Rcd7 37. Re3 Rd4 38. Ree2 Rxd3 0-1

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.01.25"]
[Round "4"]
[White "Mooser, Alexander"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1774"]
[BlackElo "1545"]
[PlyCount "75"]
[EventDate "2007.01.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 c6 6. Nf3 0-0 7. 0-0 Nbd7 8. h3 b6 9. Be3 Bb7 10. Qd2 Ne8 11. Rad1 Qc7 12. Bg5 f6 13. Bh4 Rd8 14. e5 g5 15. Bg3 h6 16. e6 Nb8 17. Nh2 Qc8 18. d5 f5 19. f4 Bf6 20. fxg5 Bxg5 21. Bf4 Bxf4 22. Rxf4 Rf6 23. Rh4 Ng7 24. Rxh6 Rxh6 25. Qxh6 Rf8 26. Nf3 Rf6 27. Qh4 Qe8 28. Ng5 Qg6 29. Rf1 a6 30. Bd3 b5 31. cxb5 axb5 32. Nf7 Rxf7 33. exf7+ Qxf7 34. Re1 e5 35. dxe6 Nxe6 36. Qg3+ Qg7 37. Qxd6 Ng5 38. Qxb8+ 1-0

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.??.??"]
[Round "?"]
[White "Eigenmann, Louis"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "C00"]
[PlyCount "71"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 Be7 3. d4 c6 4. Bd3 a6 5. 0-0 h6 6. Nbd2 Nf6 7. Re1 0-0 8. Nf1 Ne8 9. b3 d6 10. c4 Nd7 11. Bb2 Qc7 12. Rc1 Qd8 13. Rc2 b5 14. cxb5 cxb5 15. Qc1 Bb7 16. Qe3 Rc8 17. Rec1 Rxc2 18. Rxc2 Nef6 19. h3 Qa8 20. Ng3 Rc8 21. Rxc8+ Qxc8 22. Qc1 Qxc1+ 23. Bxc1 Ne8 24. Ba3 g5 25. Nh2 Kg7 26. Bb2 f6 27. Nh5+ Kg8 28. Ng4 Bf8 29. f4 Bg7 30. Kf2 Kf7 31. Ng3 gxf4 32. Nh5 e5 33. dxe5 fxe5 34. g3 fxg3+ 35. Nxg3 Nc5 36. Bc2 1/2-1/2

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Niderberger, Ferdinand"]
[Result "1/2-1/2"]
[ECO "A03"]
[PlyCount "90"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. d3 g6 4. g3 Bg7 5. Bg2 Nc6 6. 0-0 0-0 7. Nbd2 Bf5 8. Re1 Qc8 9. c3 Re8 10. Nf1 Rb8 11. Ne3 Bh3 12. Ng5 Bxg2 13. Kxg2 h6 14. Nf3 Rd8 15. Qc2 e6 16. a3 d4 17. Nd1 Nh7 18. e4 Qd7 19. Nf2 Ne7 20. Rb1 c5 21. h3 Rbc8 22. Rd1 b6 23. c4 Qc7 24. Kh2 f6 25. Qe2 Qc6 26. Rg1 a6 27. Bd2 a5 28. b3 Ra8 29. a4 Qc7 30. Rg2 Kh8 31. Rbg1 Rg8 32. Kh1 Bf8 33. h4 h5 34. Nh3 f5 35. e5 Bh6 36. Nhg5 Bxg5 37. hxg5 Nf8 38. Nh2 Rg7 39. Qf3 Rc8 40. Be1 Rh7 41. Nf1 Rd8 42. Rh2 Qc6 43. Qxc6 Nxc6 44. Rgg2 Ra7 45. Rg1 Kg8 1/2-1/2

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Ramsauer, Jakob"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "44"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d5 3. d3 Nc6 4. Bd2 Bg4 5. e3 e6 6. Be2 Bxf3 7. Bxf3 Bc5 8. h3 e5 9. fxe5 Nxe5 10. 0-0 Bd6 11. Qe2 c6 12. Kh1 Qc7 13. Bc3 0-0-0 14. Nd2 h5 15. Bxe5 Bxe5 16. c3 g5 17. g4 Nxg4 18. Bxg4+ hxg4 19. Qxg4+ Kb8 20. Rf3 Rdg8 21. Kg2 Rh4 22. Qf5 g4 0-1

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Spoerri, Maximilian"]
[Result "1-0"]
[ECO "A02"]
[PlyCount "45"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 Qh4+ 3. g3 Qe4 4. Nf3 Nc6 5. d3 Qg4 6. Bg2 Bc5 7. c3 f6 8. d4 Bb6 9. exf6 Nxf6 10. 0-0 d5 11. Bf4 h6 12. Ne5 Nxe5 13. Bxe5 Qe6 14. Kh1 0-0 15. Nd2 Bd7 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Bc6 19. Qd3 Qg6 20. d5 Rxf1+ 21. Rxf1 Qg5 22. Bf4 Qd8 23. dxc6 1-0

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Weiersmueller, Otto"]
[Result "0-1"]
[ECO "A03"]
[PlyCount "70"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. d3 g6 4. Be3 c5 5. Bf2 e6 6. Nbd2 b6 7. e3 Bg7 8. Rb1 Nc6 9. a3 a5 10. h3 Bb7 11. g4 Qd7 12. Rg1 0-0-0 13. Bg2 Rhe8 14. Kf1 e5 15. fxe5 Nxe5 16. Nxe5 Rxe5 17. Nf3 Ree8 18. Qd2 Qb5 19. Qc1 Ne4 20. Ke1 Nxf2 21. Kxf2 f5 22. Re1 fxg4 23. hxg4 Rf8 24. g5 h6 25. Kg1 Qd7 26. Qd2 Kb8 27. c3 hxg5 28. Nxg5 Bh6 29. Bh3 Qd6 30. Qg2 Rde8 31. Rbd1 Re5 32. Nf3 Bxe3+ 33. Kh1 d4 34. Rf1 Rg5 35. Bg4 Rf4 0-1

[Event "Ascona Seniors op 6th"]
[Site "Ascona"]
[Date "2007.??.??"]
[Round "?"]
[White "Kohl, Herbert1111"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "A29"]
[PlyCount "62"]
[EventDate "2007.11.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d6 5. Bg2 Bd7 6. 0-0 Be7 7. d4 exd4 8. Nxd4 h6 9. Nxc6 bxc6 10. h3 Rb8 11. b3 0-0 12. e4 Qc8 13. Kh2 Rd8 14. Be3 a6 15. Qc2 Bf8 16. Rad1 Re8 17. Bd4 Qd8 18. Rfe1 c5 19. Be3 c6 20. Bf4 Re6 21. g4 Qc7 22. Bg3 Rbe8 23. f4 Nh7 24. Qd2 Qc8 25. e5 Qc7 26. f5 Rxe5 27. Bxe5 Rxe5 28. Rxe5 d5 29. Rde1 d4 30. Nd1 f6 31. Kh1 fxe5 1/2-1/2

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.01.24"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Eggmann, Karl"]
[Result "0-1"]
[ECO "A02"]
[PlyCount "122"]
[EventDate "2006.01.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. f4 e5 2. fxe5 d6 3. exd6 Bxd6 4. Nf3 g5 5. d3 h6 6. Nc3 g4 7. e4 gxf3 8. Qxf3 Nc6 9. Qf2 Nf6 10. Be2 Bg4 11. a3 Bxe2 12. Nxe2 Ng4 13. Qf5 Qd7 14. g3 0-0-0 15. 0-0 Qxf5 16. Rxf5 Rd7 17. c3 Nge5 18. d4 Nd3 19. b4 Nxc1 20. Rxc1 Nd8 21. Rcf1 Rg8 22. c4 Be7 23. e5 Rg4 24. R5f4 Rxf4 25. Rxf4 Bg5 26. Re4 f5 27. exf6 Bxf6 28. d5 Re7 29. Rxe7 Bxe7 30. Nf4 Kd7 31. c5 Bf6 32. Kg2 Nf7 33. h4 Bb2 34. a4 Ne5 35. Kh3 Ba3 36. c6+ bxc6 37. dxc6+ Kxc6 38. b5+ Kd6 39. g4 Bc1 40. Ne2 Bd2 41. Nd4 Kd5 42. Nf5 Kc4 43. Ne7 Kb3 44. Nd5 Kxa4 45. Nxc7 Ka5 46. g5 hxg5 47. hxg5 Bxg5 48. Ne6 Be3 49. Nc7 Bb6 50. Nd5 Kxb5 51. Kg3 a5 52. Kf4 Nc4 53. Ke4 Kc5 54. Nxb6 Nxb6 55. Kd3 Kb4 56. Kc2 Nc4 57. Kb1 Kb3 58. Ka1 a4 59. Kb1 Na3+ 60. Ka1 Nc2+ 61. Kb1 a3 0-1

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.01.23"]
[Round "1"]
[White "Wuergler, Hans Ulrich"]
[Black "Koehler, Lothar"]
[Result "0-1"]
[ECO "A18"]
[PlyCount "42"]
[EventDate "2006.01.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Be7 4. Nc3 d6 5. e4 c6 6. Bd3 h6 7. 0-0 0-0 8. b3 Nbd7 9. Bb2 Re8 10. Rc1 Qc7 11. Qe2 a6 12. Bb1 e5 13. d5 Nf8 14. Bd3 Ng6 15. g3 Bh3 16. Rfe1 Qd7 17. Rc2 Qg4 18. Qd1 Qd7 19. Kh1 Bg4 20. Bf1 Bxf3+ 21. Qxf3 Nh7 0-1

[Event "Ascona Seniors op 4th"]
[Site "Ascona"]
[Date "2005.11.06"]
[Round "6"]
[White "Bissig, Martin"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1670"]
[BlackElo "1553"]
[PlyCount "57"]
[EventDate "2005.10.31"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 c6 6. Nf3 Qc7 7. h3 e6 8. Bd3 Be7 9. 0-0 Nbd7 10. Rc1 Nd5 11. Nxd5 exd5 12. Re1 Nf6 13. Bb4 Be6 14. Bd2 h6 15. a3 a6 16. Rxe6 fxe6 17. Bg6+ Kf8 18. Qe1 Qc8 19. Bb4 c5 20. dxc5 Bxc5 21. Bxc5+ Qxc5 22. Qxe6 Qe7 23. Qb6 Rc8 24. Re1 Ne4 25. Nd4 Qf6 26. Qb4+ Qd6 27. Qxb7 Rc7 28. Qxc7 Qxc7 29. Ne6+ 1-0

[Event "Ascona Seniors op 4th"]
[Site "Ascona"]
[Date "2005.11.04"]
[Round "5"]
[White "Fringeli, Eduard"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "1670"]
[BlackElo "1705"]
[PlyCount "35"]
[EventDate "2005.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 e6 2. c4 c5 3. d5 d6 4. e4 Be7 5. Nf3 e5 6. Be2 h6 7. 0-0 Nf6 8. Nc3 0-0 9. b3 Bg4 10. Ne1 Bxe2 11. Qxe2 Nh7 12. f4 f6 13. f5 Qe8 14. Qg4 Kh8 15. Nf3 Rg8 16. Nh4 Nf8 17. Rf3 g5 18. Rh3 1/2-1/2

[Event "Ascona Seniors op 4th"]
[Site "Ascona"]
[Date "2005.11.??"]
[Round "?"]
[White "Deller, Henri"]
[Black "Koehler, Lothar"]
[Result "1/2-1/2"]
[ECO "E91"]
[PlyCount "66"]
[EventDate "2005.10.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Bg4 6. Be2 0-0 7. h3 Bxf3 8. Bxf3 c6 9. Be3 Nbd7 10. Qc2 e5 11. d5 cxd5 12. cxd5 b6 13. g4 Rc8 14. g5 Ne8 15. Bg4 Rc7 16. Bxd7 Qxd7 17. Qd2 f5 18. gxf6 Nxf6 19. Rc1 Rfc8 20. Ke2 Rc4 21. Qd3 b5 22. b3 Rb4 23. Rb1 Rxc3 24. Qxc3 Rxe4 25. Qc6 Qe7 26. Rbc1 Bh6 27. Kd3 Bxe3 28. fxe3 Rh4 29. Qc7 e4+ 30. Ke2 Qe5 31. Qc8+ Kg7 32. Rc7+ Kh6 33. Qf8+ Kh5 1/2-1/2

[Event "Bad Ragaz Seniors op 3rd"]
[Site "Bad Ragaz"]
[Date "2005.03.13"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Denzinger, Karl"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1543"]
[BlackElo "1756"]
[PlyCount "68"]
[EventDate "2005.03.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. f4 c5 2. e3 d5 3. Nf3 Nc6 4. Bb5 Bg4 5. a3 e6 6. d3 Bd6 7. Nbd2 Nf6 8. h3 Bh5 9. 0-0 0-0 10. Bxc6 bxc6 11. Qe1 h6 12. c4 Bg6 13. Qe2 Nh5 14. Qf2 Bxd3 15. Re1 Qc7 16. b3 f5 17. Bb2 Nf6 18. Ne5 Rab8 19. Nxd3 Ne4 20. Nxe4 fxe4 21. Nc1 e5 22. Qc2 exf4 23. exf4 Bxf4 24. Ne2 Be3+ 25. Kh1 Rf2 26. Qd1 Rbf8 27. Bc1 Bxc1 28. Rxc1 d4 29. Nxd4 cxd4 30. Qxd4 R2f4 31. Rcd1 Re8 32. c5 Qf7 33. b4 e3 34. Rxe3 Rxd4 0-1

[Event "Bad Ragaz Seniors op 3rd"]
[Site "Bad Ragaz"]
[Date "2005.03.??"]
[Round "?"]
[White "Koch, Ernst1111"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1517"]
[BlackElo "1543"]
[PlyCount "57"]
[EventDate "2005.03.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 Be7 4. Bd3 d5 5. 0-0 Nbd7 6. Nbd2 a6 7. c3 c5 8. Re1 b5 9. b3 Bb7 10. dxc5 Nxc5 11. Bc2 Qc7 12. Bb2 h6 13. h3 g5 14. Nf1 Rg8 15. N3h2 Qc6 16. f3 Ncd7 17. Qe2 Bd6 18. Ng4 Nxg4 19. hxg4 0-0-0 20. Rac1 Be5 21. Bd3 Kb8 22. c4 Bxb2 23. Qxb2 b4 24. cxd5 Qxd5 25. Be4 Qb5 26. Bxb7 Qxb7 27. Nd2 Rc8 28. Ne4 Qb6 29. Rcd1 1-0

[Event "Bad Ragaz Seniors op 3rd"]
[Site "Bad Ragaz"]
[Date "2005.03.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Toller, Clotin"]
[Result "1-0"]
[ECO "A03"]
[PlyCount "55"]
[EventDate "2005.03.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. f4 Nf6 2. e3 e6 3. b3 d5 4. Bb2 b6 5. Nf3 c5 6. Be2 Be7 7. 0-0 0-0 8. Ne5 Bd6 9. Bf3 Qc7 10. d3 Nbd7 11. Nd2 Nxe5 12. fxe5 Bxe5 13. Bxe5 Qxe5 14. Re1 Ba6 15. a4 Rac8 16. Qe2 Bb7 17. Rad1 Rfd8 18. Qf2 Rc7 19. Nf1 d4 20. Bxb7 Rxb7 21. e4 h5 22. h3 g5 23. Nh2 g4 24. hxg4 Kg7 25. Rf1 Nxg4 26. Nxg4 hxg4 27. Qf4 Qh5 28. Qf6+ 1-0

[Event "Bad Ragaz Seniors op 3rd"]
[Site "Bad Ragaz"]
[Date "2005.03.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Utzinger, Erich"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "106"]
[EventDate "2005.03.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. c3 0-0 5. 0-0 c6 6. d4 d5 7. Nbd2 Re8 8. Ne5 e6 9. Qc2 Nbd7 10. f4 Nxe5 11. fxe5 Nd7 12. Nf3 b5 13. Bg5 Qb6 14. b4 Nxe5 15. Nxe5 Bxe5 16. Bf6 Bxf6 17. Rxf6 Kg7 18. Raf1 Re7 19. Kh1 a5 20. a3 axb4 21. axb4 Qa6 22. e4 Qa2 23. Qd3 Qc4 24. Qxc4 bxc4 25. e5 Ra3 26. R6f3 Bd7 27. h4 Bc8 28. Kh2 Rea7 29. g4 Ra2 30. R1f2 R2a3 31. g5 Rb3 32. Rc2 Raa3 33. Kg3 Rb1 34. Rf1 Rxb4 35. Kg4 Rb5 36. h5 gxh5+ 37. Kf4 c5 38. Ke3 cxd4+ 39. Kxd4 Rab3 40. Bf3 Rb2 41. Rxb2 Rxb2 42. Bxh5 Rg2 43. g6 hxg6 44. Bf3 Rd2+ 45. Kc5 Rd3 46. Kb4 Re3 47. Rf2 Rxe5 48. Re2 Rxe2 49. Bxe2 f5 50. Kc5 g5 51. Kd4 Kf6 52. Bf3 g4 53. Bg2 f4 0-1

[Event "Bad Ragaz Seniors op 3rd"]
[Site "Bad Ragaz"]
[Date "2005.03.??"]
[Round "?"]
[White "Lippuner, Hans"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1652"]
[BlackElo "1543"]
[PlyCount "70"]
[EventDate "2005.03.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 Bg4 6. Be2 a6 7. 0-0 0-0 8. Re1 Nbd7 9. h3 Bxf3 10. Bxf3 Rb8 11. a4 c5 12. e5 Ne8 13. exd6 Nxd6 14. dxc5 Nxc5 15. Bf4 Bxc3 16. bxc3 Qd7 17. Rxe7 Qxe7 18. Bxd6 Qg5 19. Bxf8 Rxf8 20. Rb1 Rd8 21. Bd5 Rd7 22. Qc2 Qe5 23. a5 Kg7 24. Qd2 Re7 25. Qd4 Qxd4 26. cxd4 Nd3 27. Bxb7 Re6 28. d5 Re2 29. Bxa6 Nc5 30. Bb5 f5 31. a6 Re7 32. Ra1 Ra7 33. d6 Kf7 34. Re1 Ne6 35. d7 Ke7 1-0

[Event "Weggis Seniors op"]
[Site "Weggis"]
[Date "2003.??.??"]
[Round "?"]
[White "Keller, Max"]
[Black "Koehler, Lothar"]
[Result "1-0"]
[ECO "C23"]
[WhiteElo "1620"]
[PlyCount "85"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. f4 e5 2. e4 Nc6 3. Bc4 d6 4. c3 Bd7 5. d4 Qe7 6. d5 Nd8 7. Nf3 f6 8. 0-0 Nf7 9. f5 0-0-0 10. a4 Qe8 11. b4 Kb8 12. b5 Rc8 13. Be3 b6 14. Qb3 Kb7 15. Nbd2 Qd8 16. a5 Ne7 17. axb6 cxb6 18. Ra6 Ra8 19. Rfa1 Nc8 20. R1a3 Be7 21. Qa2 Kb8 22. Bxb6 Qxb6+ 23. Rxb6+ Nxb6 24. h3 Rc8 25. Ne1 g5 26. Nd3 Nxc4 27. Nxc4 Bxb5 28. Qb1 a6 29. Na5 Bd8 30. Nc6+ Kb7 31. c4 Bb6+ 32. Kh1 Bxc6 33. dxc6+ Rxc6 34. Qb3 Kc7 35. c5 Nd8 36. cxb6+ Rxb6 37. Qd5 Rab8 38. Rc3+ Kd7 39. Nc5+ Ke7 40. Ne6 Rb5 41. Rc7+ Ke8 42. Qxd6 Rb1+ 43. Kh2 1-0

[Event "Ascona op"]
[Site "Ascona"]
[Date "2003.??.??"]
[Round "?"]
[White "Koehler, Lothar"]
[Black "Kohl, Herbert"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1601"]
[BlackElo "1735"]
[PlyCount "78"]
[EventDate "2003.11.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 d5 5. 0-0 0-0 6. d3 c5 7. c3 Nc6 8. Ne5 Qc7 9. Bf3 Nxe5 10. fxe5 Qxe5 11. d4 Qc7 12. Bd2 e5 13. dxe5 Qxe5 14. Re1 Bf5 15. Na3 Bd3 16. Rc1 Ne4 17. Be2 Bxe2 18. Qxe2 Nxd2 19. Qxd2 Rfe8 20. Re2 Bh6 21. Nc2 Rad8 22. Qe1 d4 23. cxd4 cxd4 24. Nxd4 Rxd4 25. Rc3 Re4 26. g3 Bxe3+ 27. Kg2 Bd4 28. Rxe4 Qxe4+ 29. Qxe4 Rxe4 30. Rc2 Re7 31. b3 f5 32. Rd2 Bc5 33. Rc2 b6 34. h4 a5 35. a4 Re3 36. Rb2 Kg7 37. Rb1 h6 38. Kh3 Rd3 39. Kg2 Bd6 0-1

