[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.04"]
[Round "9"]
[White "Koch, Jost"]
[Black "Reutimann, Hans Peter"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1984"]
[BlackElo "1887"]
[PlyCount "71"]
[EventDate "2010.01.25"]
[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 d6 3. d4 exd4 4. Nxd4 Be7 5. Bc4 Nf6 6. Nc3 0-0 7. h3 Nbd7 8. 0-0 Ne5 9. Bb3 Kh8 10. f4 Ng6 11. Be3 c5 12. Nf3 Qc7 13. Nd5 Nxd5 14. Bxd5 f5 15. Qd2 fxe4 16. Bxe4 Bf5 17. Bxf5 Rxf5 18. g4 Rff8 19. Rae1 Rae8 20. Qf2 Nxf4 21. Qg3 Ng6 22. h4 Bf6 23. g5 Bxb2 24. h5 Be5 25. Qg4 Ne7 26. Nxe5 dxe5 27. g6 Rxf1+ 28. Rxf1 Nd5 29. Bg5 c4 30. h6 Qc5+ 31. Kh2 Qc7 32. Rf7 Qc8 33. hxg7+ Kg8 34. Qxc8 Rxc8 35. Bh6 hxg6 36. Rf8+ 1-0

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.03"]
[Round "?"]
[White "Oesch, Harry"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2010"]
[BlackElo "1984"]
[PlyCount "99"]
[EventDate "2010.01.25"]
[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. Bc4 Nf6 3. d3 h6 4. Nc3 Nc6 5. f4 d6 6. f5 Bd7 7. g4 g5 8. fxg6 fxg6 9. h3 g5 10. Nge2 Qe7 11. Ng3 0-0-0 12. Rf1 Bg7 13. Be3 a6 14. Qd2 Rdf8 15. 0-0-0 Qe8 16. Nf5 Bxf5 17. Rxf5 Ne7 18. Rff1 Ng6 19. Bg1 Nf4 20. Qe3 Nd7 21. Nd5 Nxd5 22. Bxd5 c6 23. Bb3 Nc5 24. Qd2 Nxb3+ 25. axb3 Qd8 26. Qb4 c5 27. Qc4 Rxf1 28. Rxf1 Rf8 29. Rf7 Rxf7 30. Qxf7 Qd7 31. Qf5 Kc7 32. Bf2 Qxf5 33. exf5 Bf6 34. c4 Kc6 35. Be1 b6 36. b4 cxb4 37. Bxb4 a5 38. Ba3 d5 39. b3 e4 40. dxe4 dxe4 41. Bb2 Bxb2+ 42. Kxb2 Kd6 43. Kc3 Ke5 44. Kd2 Kf6 45. Ke2 h5 46. gxh5 Kxf5 47. Ke3 Kf6 48. Kxe4 Kg7 49. Kf5 Kh6 50. Kg4 1-0

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.02"]
[Round "7"]
[White "Koch, Jost"]
[Black "Zindel, Ernst"]
[Result "1/2-1/2"]
[ECO "C93"]
[WhiteElo "1984"]
[BlackElo "1965"]
[PlyCount "87"]
[EventDate "2010.01.25"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. a3 h6 13. Ba2 Nb8 14. dxe5 dxe5 15. Qc2 c5 16. c4 Nc6 17. cxb5 axb5 18. Qb3 Qc7 19. Qxb5 Nd4 20. Nxd4 exd4 21. Qd3 Qc6 22. Qf3 Re5 23. Bb1 c4 24. b3 c3 25. Nc4 Re6 26. Bf4 Nxe4 27. Ne5 Ng5 28. Qxc6 Bxc6 29. Bxg5 hxg5 30. Bf5 Rf6 31. Nxc6 Rxc6 32. Be4 Rca6 33. Bxa8 Rxa8 34. Red1 Rxa3 35. Rac1 Bc5 36. b4 Bb6 37. Kf1 Rb3 38. Ke2 Rxb4 39. Kd3 Bd8 40. Re1 Bf6 41. Re4 Rb2 42. Rc2 Rb8 43. Rxd4 Bxd4 44. Kxd4 1/2-1/2

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.??"]
[Round "?"]
[White "Duttweiler, Ruedi"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "1877"]
[BlackElo "1984"]
[PlyCount "32"]
[EventDate "2010.01.25"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 Nf6 12. d4 Bd6 13. Re1 Ng4 14. g3 Qf6 15. f3 Nxh2 16. Kxh2 Qh4+ 0-1

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Eggenberger, Werner"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1984"]
[BlackElo "2156"]
[PlyCount "98"]
[EventDate "2010.01.25"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nf3 Nf6 8. 0-0 d6 9. h3 Be7 10. Be3 b5 11. a3 0-0 12. Rc1 Na5 13. Qe2 Bb7 14. Bd2 Nc4 15. Bxc4 bxc4 16. b3 Rac8 17. b4 Nd7 18. Bg5 Rfe8 19. Bxe7 Rxe7 20. Rcd1 Nb6 21. Nd4 g6 22. Qg4 Rf8 23. Qh4 d5 24. Rfe1 Ree8 25. f4 dxe4 26. Nxe4 Bxe4 27. Rxe4 Nd5 28. Rde1 Qb6 29. Qf2 Rd8 30. Nf3 Qc7 31. Ne5 Nb6 32. Ng4 Nd5 33. Qd4 h5 34. Nf6+ Nxf6 35. Qxf6 Rd6 36. Re5 Qd8 37. Qxd8 Rfxd8 38. Rc5 Rd4 39. g3 R8d5 40. Rc8+ Kg7 41. Kf2 h4 42. Kf3 hxg3 43. Kxg3 a5 44. Re3 axb4 45. axb4 Rf5 46. Rc7 Rdxf4 47. Rxe6 Rf2 48. Re4 R5f3+ 49. Kg4 Kh6 0-1

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.02.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Lienin, Hans"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1984"]
[BlackElo "1647"]
[PlyCount "39"]
[EventDate "2010.01.25"]
[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. Bb5 d6 4. d4 Bd7 5. Nc3 a6 6. Bxc6 Bxc6 7. 0-0 Nf6 8. Re1 exd4 9. Nxd4 Bd7 10. h3 Be7 11. Bf4 0-0 12. Qf3 Qc8 13. Rad1 Re8 14. e5 c5 15. exf6 cxd4 16. Nd5 Bc6 17. Qg3 Bf8 18. fxg7 Rxe1+ 19. Rxe1 Bxg7 20. Ne7+ 1-0

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.01.28"]
[Round "4"]
[White "Finger, Rene"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "1990"]
[BlackElo "1984"]
[PlyCount "54"]
[EventDate "2010.01.25"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. c4 c6 4. d4 exd4 5. Qxd4 Be7 6. Nc3 0-0 7. e4 c5 8. Qd1 Nc6 9. Nge2 d6 10. 0-0 Ne5 11. b3 Rb8 12. Bb2 a6 13. Nf4 b5 14. cxb5 axb5 15. Qe2 Bd7 16. a4 bxa4 17. bxa4 c4 18. Rfd1 Bg4 19. f3 Qb6+ 20. Kf1 Qxb2 21. Ncd5 Nxd5 22. Nxd5 Bg5 23. fxg4 Qxe2+ 24. Kxe2 Rb2+ 25. Kf1 Nxg4 26. h4 Be3 27. Bh3 Nh2+ 0-1

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.01.27"]
[Round "3"]
[White "Koch, Jost"]
[Black "Froehling, Juerg"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1984"]
[BlackElo "154"]
[PlyCount "93"]
[EventDate "2010.01.25"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Qc7 6. h3 Bf5 7. Nf3 h6 8. Ne5 e6 9. Bd3 Bxd3 10. Nxd3 Bd6 11. Ne4 Be7 12. Bf4 Qd8 13. c3 Nf6 14. Qf3 Nd5 15. Be5 Nf6 16. Ndc5 Nxe4 17. Nxe4 Rg8 18. Qg3 Qd5 19. Nd2 Nd7 20. c4 Qa5 21. Bf4 Bf6 22. Be3 e5 23. 0-0 0-0-0 24. Nb3 Qb4 25. Rfc1 Qe7 26. d5 Bh4 27. Qg4 h5 28. Qxh5 g6 29. Qe2 c5 30. Na5 Qd6 31. Qd2 f5 32. b4 f4 33. Bxc5 Nxc5 34. bxc5 Qxc5 35. Nb3 Qd6 36. Rd1 b6 37. Rac1 Rg7 38. c5 bxc5 39. Nxc5 Rc7 40. Ne6 Qxe6 41. Rxc7+ Kxc7 42. dxe6 Rxd2 43. Rxd2 e4 44. Rd7+ Kc8 45. Rxa7 Kd8 46. Ra4 Ke7 47. Rxe4 1-0

[Event "Zuerich Seniors op 08th"]
[Site "Zuerich"]
[Date "2010.??.??"]
[Round "2"]
[White "Muench, Ueli"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "1716"]
[BlackElo "1984"]
[PlyCount "42"]
[EventDate "2010.01.25"]
[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 e6 3. e4 d5 4. cxd5 exd5 5. e5 Ne4 6. Nxe4 dxe4 7. Qa4+ Nc6 8. Qxe4 Qd4 9. Qxd4 Nxd4 10. Bd3 Be6 11. Ne2 0-0-0 12. Nxd4 Rxd4 13. Be2 Re4 14. d3 Bb4+ 15. Kf1 Rxe5 16. Be3 a6 17. a3 Bd6 18. Rc1 Rb5 19. b4 Kb8 20. d4 Rd5 21. Bf3 Rb5 1/2-1/2

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.02.04"]
[Round "8"]
[White "Koch, Jost"]
[Black "Seewald, Klaus"]
[Result "1-0"]
[ECO "B83"]
[WhiteElo "1880"]
[BlackElo "1680"]
[PlyCount "41"]
[EventDate "2009.01.26"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e6 7. 0-0 Be7 8. Be3 0-0 9. Kh1 Bd7 10. f4 Rc8 11. Qe1 Nxd4 12. Bxd4 Bc6 13. Bd3 d5 14. e5 Nd7 15. f5 exf5 16. Bxf5 f6 17. Qh4 g6 18. Be6+ Kh8 19. exf6 Bxf6 20. Bxf6+ Rxf6 21. Rxf6 1-0

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.02.02"]
[Round "6"]
[White "Koch, Jost"]
[Black "Kindler, Walter"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "1880"]
[BlackElo "1710"]
[PlyCount "49"]
[EventDate "2009.01.26"]
[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 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 Kf8 8. Qf4 c5 9. dxc5 Nxc5 10. Nf3 Nc6 11. Bxe7+ Qxe7 12. h5 h6 13. 0-0-0 Bd7 14. g4 Rd8 15. a3 d4 16. Nxd4 Nxd4 17. Qxd4 Ke8 18. Bg2 Bc8 19. Qxd8+ Qxd8 20. Rxd8+ Kxd8 21. b4 Nd7 22. f4 b5 23. Rd1 Kc7 24. Rd6 Nb6 25. Rc6+ 1-0

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.01.30"]
[Round "5"]
[White "Buergi, Jakob"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1940"]
[BlackElo "1880"]
[PlyCount "48"]
[EventDate "2009.01.26"]
[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. Bc4 Nf6 3. d3 h6 4. c3 c6 5. Bb3 d5 6. Nd2 Bg4 7. Ngf3 Nbd7 8. 0-0 Bc5 9. Qe1 Qc7 10. exd5 cxd5 11. d4 Bd6 12. Nxe5 Nxe5 13. dxe5 Bxe5 14. f4 0-0 15. fxe5 Rae8 16. Nf3 Bxf3 17. Rxf3 Rxe5 18. Qf1 Rfe8 19. Bf4 Qb6+ 20. Kh1 Re2 21. Qg1 Qxg1+ 22. Kxg1 Rxb2 23. Re3 Rc8 24. h3 Rd2 1-0

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.01.29"]
[Round "4"]
[White "Koch, Jost"]
[Black "Trcek, Ciril"]
[Result "1/2-1/2"]
[ECO "C40"]
[WhiteElo "1880"]
[BlackElo "1921"]
[PlyCount "77"]
[EventDate "2009.01.26"]
[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 f5 3. d4 fxe4 4. Nxe5 Nf6 5. Nc3 Bb4 6. Bd2 d6 7. Nc4 0-0 8. Ne3 d5 9. a3 Be7 10. Be2 c5 11. Ng4 cxd4 12. Nb5 Bxg4 13. Bxg4 e3 14. fxe3 dxe3 15. Be6+ Kh8 16. Bxe3 Qa5+ 17. Nc3 Nc6 18. 0-0 d4 19. Bxd4 Rad8 20. Ne2 Nxd4 21. Nxd4 Qe5 22. c3 Rxd4 23. cxd4 Qxe6 24. Qf3 h6 25. Rae1 Qd6 26. Qxb7 Qxd4+ 27. Kh1 Bd6 28. b4 Kh7 29. Qc6 Bb8 30. Qe6 Qh4 31. Qf5+ Kh8 32. Qh3 Qxh3 33. gxh3 Kg8 34. Re7 Rd8 35. Rg1 Nh5 36. Rb7 Bf4 37. Rb5 g5 38. h4 Rd2 39. Rg2 1/2-1/2

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.01.26"]
[Round "1"]
[White "Mazzoni, Renzo"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1620"]
[BlackElo "1880"]
[PlyCount "62"]
[EventDate "2009.01.26"]
[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 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Bd6 13. Bg5 Rde8 14. Qe2 Kd7 15. Re1 Qxe1+ 16. Qxe1 Rxe6 17. Qb1 Rhe8 18. c3 h6 19. Bd2 Re2 20. cxd4 Nxd4 21. Nxd4 Rxd2 22. Nf3 Rd5 23. a3 g5 24. g4 Re6 25. Kg2 Be7 26. Qc2 c6 27. Qa4 Bc5 28. b4 Bb6 29. Qc2 Bd8 30. Kg3 Rf6 31. h3 Be7 1/2-1/2

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.??.??"]
[Round "?"]
[White "Klieber, Heinz"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "1803"]
[BlackElo "1880"]
[PlyCount "74"]
[EventDate "2009.01.26"]
[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 Nf6 4. a3 Nbd7 5. cxd5 exd5 6. h3 Be7 7. Bf4 c6 8. e3 h6 9. Nf3 0-0 10. Bd3 Re8 11. 0-0 Nf8 12. Qc2 Ne6 13. Bh2 Bd6 14. Bxd6 Qxd6 15. Na4 Ng5 16. Nxg5 hxg5 17. Bf5 Ne4 18. Bxe4 Rxe4 19. Nc3 Rh4 20. f4 gxf4 21. Rf3 fxe3 22. Rxe3 Be6 23. Qf2 Rh6 24. Rf1 Rf8 25. Ne2 b6 26. Qf4 Qxf4 27. Rxf4 Bc8 28. Nc3 Re6 29. Kf2 Rxe3 30. Kxe3 Re8+ 31. Kf2 Be6 32. Na4 Rc8 33. b4 Bd7 34. Nc3 Kf8 35. Rf3 Ke7 36. Ke2 f6 37. h4 Bg4 0-1

[Event "Zuerich Seniors op 07th"]
[Site "Zuerich"]
[Date "2009.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Schmid, Pascaline"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "1880"]
[PlyCount "53"]
[EventDate "2009.01.26"]
[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 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Qxe7 8. Nb5 Kd8 9. Nf3 Nc6 10. c3 a6 11. Nd6 f6 12. Nxc8 Rxc8 13. exf6 Nxf6 14. g3 Kc7 15. Bh3 Ne4 16. 0-0 h6 17. c4 g5 18. cxd5 Rcf8 19. dxc6 gxh4 20. Nxh4 Qf6 21. Qe2 Ng5 22. Bg2 b5 23. Qe5+ Qxe5 24. dxe5 Rhg8 25. Rad1 Rg7 26. Rd6 Nf7 27. Rxe6 1-0

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.02.06"]
[Round "8"]
[White "Koch, Jost"]
[Black "Buergi, Jakob"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1880"]
[BlackElo "1955"]
[PlyCount "60"]
[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 d6 3. Nf3 c6 4. Be2 Ne7 5. 0-0 Ng6 6. Nc3 Nd7 7. Be3 Be7 8. Qd2 h6 9. Rad1 0-0 10. h3 Bf6 11. Nh2 e5 12. Ng4 Bg5 13. Bxg5 Qxg5 14. Qxg5 hxg5 15. dxe5 dxe5 16. Bc4 a5 17. Rd6 Nf4 18. a4 Re8 19. Rfd1 Nb6 20. Ba2 Bxg4 21. hxg4 Kf8 22. Nb5 Rac8 23. c4 Nxa4 24. Na3 Nc5 25. f3 Ne2+ 26. Kf2 Nd4 27. f4 Ke7 28. R6xd4 exd4 29. Rxd4 Rcd8 30. Nc2 Nd3+ 0-1

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.02.04"]
[Round "?"]
[White "Koch, Jost"]
[Black "Denzinger, Karl"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1880"]
[BlackElo "1756"]
[PlyCount "53"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 a6 6. Be3 Qc7 7. a3 Nf6 8. f4 d6 9. Be2 Be7 10. 0-0 0-0 11. Qe1 b5 12. Rd1 Bb7 13. Bf3 Na5 14. Kh1 Nc4 15. Bc1 Rac8 16. b3 Nxa3 17. e5 Ne8 18. Bxa3 Bxf3 19. Rxf3 Qb8 20. Bb2 dxe5 21. fxe5 Bb4 22. Qe4 Rc5 23. Nc6 Qc7 24. Nxb4 Rxe5 25. Qf4 g5 26. Qg3 f6 27. Nc6 1-0

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Eggenberger, Ulrich"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1970"]
[BlackElo "1880"]
[PlyCount "27"]
[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. e3 g6 4. d4 Bg7 5. Bd3 b6 6. 0-0 0-0 7. Ne5 c5 8. c3 Bb7 9. Nd2 e6 10. Qf3 Nbd7 11. g4 a5 12. g5 Nxe5 13. fxe5 Nd7 14. h4 1/2-1/2

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Kindler, Walter"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "1880"]
[PlyCount "99"]
[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 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 a6 7. Qg4 Kf8 8. Nf3 c5 9. Bd3 cxd4 10. Qxd4 Nc6 11. Bxe7+ Qxe7 12. Qf4 Qb4 13. Qxb4+ Nxb4 14. 0-0 b5 15. Rfe1 Nc5 16. Rad1 Bb7 17. Nd4 Nc6 18. Nxc6 Bxc6 19. Ne2 Nd7 20. Nd4 Nb8 21. f4 g6 22. a3 Bd7 23. Re3 Nc6 24. Nb3 Rc8 25. Be2 h5 26. Rc3 Ke7 27. Nc5 Nb8 28. b4 Rc7 29. Rg3 Rhc8 30. Bd3 Rg8 31. Ra1 Rgc8 32. Kh2 Ra7 33. Rd1 Nc6 34. c3 Nd8 35. Bxg6 fxg6 36. Rxg6 Rxc5 37. bxc5 Rc7 38. f5 exf5 39. Rxd5 Ne6 40. Rh6 Nxc5 41. Rdd6 Ne6 42. Rh7+ Kd8 43. Rxa6 Kc8 44. Rxh5 Rxc3 45. Rh7 Rc7 46. Rb6 Rc5 47. Rd6 Rc7 48. h5 f4 49. h6 Ng5 50. Rg7 1-0

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Nievergelt, Jakob"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1880"]
[PlyCount "138"]
[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. g3 d5 2. d3 Nf6 3. Bg2 e6 4. Nd2 Be7 5. e4 Nbd7 6. Qe2 0-0 7. e5 Ne8 8. f4 f5 9. Ngf3 c5 10. c3 b5 11. c4 bxc4 12. dxc4 Ba6 13. b3 Rb8 14. 0-0 d4 15. Ne1 Bb7 16. Nd3 Nc7 17. Nf3 a5 18. Ba3 Na6 19. Rfb1 Be4 20. Nfe1 Bxg2 21. Qxg2 Nb4 22. Bc1 Qc7 23. Bd2 Rb7 24. Rb2 Rfb8 25. Rab1 Qc6 26. a3 Qxg2+ 27. Kxg2 Nc6 28. Kf2 g5 29. Nc2 g4 30. Ke2 Kf7 31. a4 h5 32. Na3 h4 33. gxh4 Bxh4 34. Nb5 Be7 35. Rg1 Rh8 36. Rg2 Rbb8 37. Be1 Rh6 38. Bg3 Rbh8 39. Rb1 Bh4 40. Nd6+ Ke7 41. Nb7 Bxg3 42. hxg3 Rh2 43. Kf2 Nb4 44. Nbxc5 Nxc5 45. Nxc5 Rh1 46. Rbg1 d3 47. Ke3 Rxg1 48. Rxg1 Rh2 49. Rd1 Rg2 50. Kd4 Rxg3 51. Nxd3 Rf3 52. Nxb4 axb4 53. Kc5 Rxb3 54. a5 g3 55. Rg1 Kd7 56. Kb6 Kc8 57. a6 Ra3 58. a7 b3 59. Rxg3 b2 60. Rxa3 b1Q+ 61. Kc5 Qg1+ 62. Kd6 Qb6+ 63. Ke7 Qb4+ 64. Kxe6 Qxa3 65. Kxf5 Qxa7 66. e6 Kd8 67. Kg4 Ke7 68. f5 Qg1+ 69. Kh5 Kf6 0-1

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Stoffregen, Guenter"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "1810"]
[BlackElo "1880"]
[PlyCount "48"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 Nf6 12. d4 Bd6 13. Re1 Ng4 14. h3 Qh4 15. Qf3 Nxf2 16. Bd2 Ng4 17. Re4 Bh2+ 18. Kf1 h5 19. Na3 Bb7 20. Rxg4 hxg4 21. Qxg4 Qf6+ 22. Ke2 Rae8+ 23. Be3 Bf4 24. Nc2 Qh6 0-1

[Event "Zuerich Seniors op 06th"]
[Site "Zuerich"]
[Date "2008.??.??"]
[Round "?"]
[White "Vuckovic, Nebojsa"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1713"]
[BlackElo "1880"]
[PlyCount "64"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. e3 Be7 5. Bd3 dxc4 6. Bxc4 b6 7. Nf3 Bb7 8. Bd3 0-0 9. 0-0 Nbd7 10. e4 h6 11. Bc2 Qc8 12. Be3 Rd8 13. Nd2 c5 14. e5 Nd5 15. Nxd5 Bxd5 16. Qg4 cxd4 17. Bxh6 Bf8 18. Rac1 Nxe5 19. Bh7+ Kxh7 20. Qxd4 Qb8 21. Bf4 Bd6 22. Rc3 Ng6 23. Rh3+ Kg8 24. Bg5 Nf4 25. Bxf4 Bxf4 26. Qd3 g6 27. Qd4 e5 28. Qb4 Be6 29. Ne4 Bxh3 30. gxh3 Rd4 31. Nf6+ Kg7 32. Qe7 Qd8 0-1

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.01.26"]
[Round "5"]
[White "Koch, Jost"]
[Black "Havelka, Eduard"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "1853"]
[BlackElo "1708"]
[PlyCount "57"]
[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. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. d4 exd4 5. Nxd4 Bd7 6. Nc3 a6 7. Bxc6 bxc6 8. 0-0 g6 9. Be3 Bg7 10. f4 c5 11. Nf3 c6 12. Qxd6 Nf6 13. e5 Nh5 14. Qxc5 Bf8 15. Qc4 Be7 16. Rad1 Qc8 17. Ne4 0-0 18. Bc5 Be6 19. Qa4 Bxc5+ 20. Nxc5 Rb8 21. b3 a5 22. Nxe6 fxe6 23. Ng5 Rb4 24. Qxa5 Rbxf4 25. Qa7 Ng7 26. Rxf4 Rxf4 27. Rd7 Nf5 28. Nxh7 Ne3 29. Nf6+ 1-0

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.01.25"]
[Round "4"]
[White "Brkic, Vladimir"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "1549"]
[BlackElo "1853"]
[PlyCount "86"]
[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 d5 2. Nc3 Nf6 3. Nf3 e6 4. Bg5 Nbd7 5. Ne5 Be7 6. Nxd7 Bxd7 7. Bxf6 Bxf6 8. e3 0-0 9. Bd3 c5 10. Ne2 c4 11. Bxh7+ Kxh7 12. Ng3 g6 13. Qf3 Kg7 14. c3 Be7 15. Ne2 b5 16. a3 a5 17. g3 b4 18. a4 Qe8 19. h4 Rh8 20. Nf4 bxc3 21. bxc3 Bxa4 22. h5 g5 23. Qg4 Rh6 24. Kd2 Bd7 25. Ne2 f5 26. Qf3 g4 27. Qf4 Rxh5 28. Rxh5 Qxh5 29. Qc7 Qe8 30. Nf4 Bd8 31. Qd6 Be7 32. Qc7 Rc8 33. Qxa5 Bd6 34. Ng2 Bc6 35. Qb6 Rb8 36. Ra7+ Kf6 37. Qa6 Rb2+ 38. Ke1 Qb8 39. Kf1 Rb1+ 40. Ne1 Qh8 41. Ke2 Qh1 42. Rf7+ Kxf7 43. Qa7+ Kf6 0-1

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.??.??"]
[Round "?"]
[White "Eggenberger, Ulrich"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1909"]
[BlackElo "1853"]
[PlyCount "43"]
[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. Nf3 Nf6 3. e3 g6 4. d4 Bg7 5. Bd3 0-0 6. 0-0 b6 7. b3 c5 8. Bb2 e6 9. Ne5 Bb7 10. Nd2 Nbd7 11. Qf3 Rc8 12. c3 a6 13. g4 Qe7 14. Kg2 Rc7 15. Rh1 b5 16. h4 c4 17. Bc2 cxb3 18. axb3 b4 19. Nf1 Rfc8 20. h5 bxc3 21. Ba3 Qe8 22. Bd6 1/2-1/2

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.??.??"]
[Round "?"]
[White "Reutimann, Hans Peter"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1771"]
[BlackElo "1853"]
[PlyCount "92"]
[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 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Be7 5. Nbd2 0-0 6. h3 a6 7. c4 c5 8. Bd3 dxc4 9. Nxc4 b5 10. Nce5 c4 11. Bc2 Bb7 12. 0-0 Nbd7 13. Nh2 h6 14. Neg4 Nxg4 15. Qxg4 Nf6 16. Qe2 Qd5 17. f3 Nh5 18. Be5 f6 19. Be4 Qd7 20. Bg6 fxe5 21. Bxh5 exd4 22. exd4 Qxd4+ 23. Kh1 Bd5 24. Rad1 Qf6 25. f4 Bd6 26. Ng4 Qh4 27. Rxd5 exd5 28. Nxh6+ Kh7 29. Qc2+ Kh8 30. Qg6 Rf6 31. Nf7+ Kg8 32. Nh6+ Kf8 33. Nf5 Rxg6 34. Nxh4 Rf6 35. Ng6+ Kg8 36. f5 d4 37. Bf3 Rd8 38. Bd5+ Kh7 39. g4 Bb8 40. Be6 d3 41. Ne7 d2 42. Bd5 Rfd6 43. Be4 d1Q 44. f6+ Kh6 45. Nf5+ Kg5 46. h4+ Kxf6 0-1

[Event "Zuerich Seniors op 05th"]
[Site "Zuerich"]
[Date "2007.??.??"]
[Round "?"]
[White "Schwammberger, Eugen"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2018"]
[BlackElo "1853"]
[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 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. g3 Nbd7 6. Bg2 dxc4 7. Qa4 0-0 8. Qxc4 c6 9. e4 Nb6 10. Qe2 c5 11. dxc5 Bxc5 12. 0-0 h6 13. a3 Nbd7 14. b4 Bb6 15. h3 e5 16. Bb2 Qe7 17. Rfd1 a5 18. Qb5 axb4 19. axb4 Rxa1 20. Bxa1 Bc7 21. Ne1 b6 22. Qc4 Bd6 23. Nc2 Bb7 24. Nb5 Rc8 25. Qb3 Bb8 26. f3 Ba6 27. Bf1 Nf8 28. Ne3 Nh5 29. Nf5 Qe6 30. Qxe6 Nxe6 31. Ne7+ Kh7 32. Nxc8 Bxc8 33. g4 Nhf4 34. Nd6 Bxd6 35. Rxd6 Ng5 36. Bg2 Nfxh3+ 37. Kh2 Nf2 38. Kg3 1-0

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.27"]
[Round "8"]
[White "Denzinger, Karl"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1803"]
[BlackElo "1874"]
[PlyCount "103"]
[EventDate "2006.06.19"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 Ne5 8. Be2 Qg6 9. 0-0 h5 10. f4 Qxe4 11. Qd2 Ng4 12. Rf3 b6 13. Bd3 Qb7 14. b4 Bxd4 15. Bxd4 f6 16. Qe2 d5 17. Nd2 Nh6 18. Re1 c6 19. Re3 Nhg8 20. Bg6+ Kf8 21. Bxh5 Bf5 22. Bg4 Qd7 23. Bxf5 Nxf5 24. Re6 Nxd4 25. cxd4 g6 26. Qg4 Kf7 27. Nf3 Rh6 28. f5 gxf5 29. Qxf5 Kg7 30. g3 Rf8 31. Nh4 Rf7 32. Qg4+ Kh7 33. Nf5 Rg6 34. Qh5+ Nh6 35. Re7 Qxf5 36. Rxf7+ Kg8 37. Qxf5 Nxf5 38. Rxa7 Rg7 39. Rxg7+ Kxg7 40. Rd1 Kg6 41. Kf2 Kg5 42. Kf3 Nd6 43. Rd3 b5 44. g4 Ne4 45. h3 Kh4 46. Kg2 Kg5 47. a3 Nd6 48. Rc3 Nc4 49. Kg3 f5 50. h4+ Kg6 51. g5 Kh5 52. Kf4 1-0

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.26"]
[Round "7"]
[White "Benz, Urs"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "1727"]
[BlackElo "1874"]
[PlyCount "61"]
[EventDate "2006.06.19"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Ng5 Ne5 6. Bb3 h6 7. Nf3 d6 8. Nxd4 Be7 9. Nc3 0-0 10. h3 a6 11. Be3 b5 12. f4 Ng6 13. Nc6 Qd7 14. Bd5 Nxd5 15. Qxd5 Bh4+ 16. Ke2 Bb7 17. Ne5 Bxd5 18. Nxd7 Bc4+ 19. Kd2 Rfd8 20. b3 Rxd7 21. bxc4 bxc4 22. Rab1 c6 23. Ke2 d5 24. Rhd1 Rad8 25. Na4 d4 26. Nc5 d3+ 27. cxd3 cxd3+ 28. Rxd3 Rxd3 29. Nxd3 Bg3 30. Rb6 Nh4 31. Rxc6 1/2-1/2

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.23"]
[Round "5"]
[White "Koch, Jost"]
[Black "Iberg, Gottlieb"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1874"]
[BlackElo "1792"]
[PlyCount "35"]
[EventDate "2006.06.19"]
[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 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nxf7 Kxf7 5. d4 Qe8 6. Nc3 d5 7. e5 Bb4 8. Bd2 Rf8 9. Be2 Bxc3 10. Bxc3 Ne4 11. 0-0 Nxc3 12. bxc3 Be6 13. f4 Kg8 14. Bg4 g6 15. Qf3 c5 16. Rab1 cxd4 17. Rxb7 Nc6 18. Qh3 1-0

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.22"]
[Round "4"]
[White "Weder, Hanspeter"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1914"]
[BlackElo "1874"]
[PlyCount "63"]
[EventDate "2006.06.19"]
[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 d5 2. Nf3 Nf6 3. e3 e6 4. d4 Be7 5. Bd3 0-0 6. 0-0 c5 7. c3 b6 8. Qe2 Bb7 9. Ne5 Nbd7 10. Nd2 h6 11. Ndf3 Qc7 12. Bd2 Ne4 13. Nxd7 Qxd7 14. Be1 Qd8 15. Ne5 Rc8 16. Rd1 Nf6 17. Bh4 cxd4 18. exd4 Nh7 19. Bxe7 Qxe7 20. Rf3 Rfe8 21. Rh3 f5 22. Kh1 Nf6 23. Rg1 h5 24. Rxh5 Nxh5 25. Qxh5 Qf6 26. g4 Re7 27. gxf5 exf5 28. Bxf5 Rxe5 29. fxe5 Qf7 30. Bh7+ Kf8 31. Qh3 Ke7 32. Rf1 1-0

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.21"]
[Round "3"]
[White "Koch, Jost"]
[Black "Abegg, Beat"]
[Result "1-0"]
[ECO "C13"]
[WhiteElo "1874"]
[BlackElo "1852"]
[PlyCount "59"]
[EventDate "2006.06.19"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 0-0 9. Bd3 Nd7 10. 0-0 c5 11. c3 cxd4 12. Nxd4 a6 13. Qh5 g6 14. Qh6 Qg7 15. Qh4 Qf6 16. Qg3 Qe5 17. f4 Qg7 18. Rae1 Nf6 19. Re5 Rd8 20. Bc2 Bd7 21. Qf3 Rab8 22. Rg5 Ne8 23. f5 exf5 24. Bxf5 Qf6 25. Qe3 Qd6 26. Bxd7 Qxd7 27. Nf5 Nd6 28. Nh6+ Kg7 29. Qe5+ Kxh6 30. Rh5+ 1-0

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.20"]
[Round "2"]
[White "Burri, Rene"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1774"]
[BlackElo "1874"]
[PlyCount "39"]
[EventDate "2006.06.19"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 Qf6 6. Qd2 Qxc6 7. Bd3 Nf6 8. 0-0 0-0 9. Nc3 a6 10. e5 Ng4 11. Qf4 d6 12. Be4 dxe5 13. Qf3 Qf6 14. Bxb7 Bxb7 15. Qxg4 Rfe8 16. Ne4 Bxe4 17. Qxe4 Rad8 18. Be3 Qb6 19. Bxc5 Qxc5 20. Rfd1 1/2-1/2

[Event "Adelboden Seniors op 4th"]
[Site "Adelboden"]
[Date "2006.06.19"]
[Round "1"]
[White "Koch, Jost"]
[Black "Brand, Michel"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1874"]
[BlackElo "1647"]
[PlyCount "90"]
[EventDate "2006.06.19"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be2 Be7 7. 0-0 0-0 8. Be3 Nc6 9. Kh1 e5 10. Nb3 Be6 11. f4 exf4 12. Bxf4 a6 13. Qe1 Qc7 14. Qg3 Ne5 15. Rad1 Rad8 16. Nd4 Ng6 17. Bg5 Qc8 18. h4 Kh8 19. h5 Ne5 20. h6 Rg8 21. Qh4 Ng6 22. Qf2 Ng4 23. Bxg4 Bxg5 24. hxg7+ Rxg7 25. Nf5 Bxf5 26. exf5 Ne5 27. f6 Qxg4 28. fxg7+ Kg8 29. Nd5 Qh5+ 30. Kg1 Qh6 31. Rde1 Bh4 32. Qb6 Rd7 33. Rxe5 Bg3 34. Re8+ Kxg7 35. Qd4+ Be5 36. Qg4+ Qg6 37. Qxg6+ hxg6 38. c3 f5 39. Re7+ Rxe7 40. Nxe7 Kf7 41. Nc8 Ke6 42. Re1 Kd7 43. Nb6+ Kc6 44. Nc4 Kc5 45. Nxe5 dxe5 1-0

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.01.23"]
[Round "1"]
[White "Hauser, Pius"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "C47"]
[PlyCount "65"]
[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. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. Nc3 Be7 5. 0-0 0-0 6. h3 d6 7. a3 Be6 8. d4 exd4 9. Nxd4 Nxd4 10. Qxd4 c5 11. Qd3 a6 12. Nd5 Bxd5 13. exd5 b5 14. b3 Nd7 15. Bb2 Bf6 16. Bxf6 Qxf6 17. c4 bxc4 18. bxc4 Rab8 19. Rab1 Ne5 20. Qc2 h6 21. Rxb8 Rxb8 22. Rb1 Qd8 23. Rb3 Rb6 24. Qb1 Nd7 25. f4 Qb8 26. Bd1 Rxb3 27. Qxb3 Qxb3 28. Bxb3 f5 29. Kf2 Kf7 30. Kf3 Kf6 31. h4 g5 32. hxg5+ hxg5 33. g3 1/2-1/2

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Baumgartner, Walter"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2087"]
[PlyCount "114"]
[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 d5 2. Nf3 Nf6 3. c4 e6 4. g3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. Ne5 Bd7 8. Nxc6 Bxc6 9. Bxc6+ bxc6 10. Qa4 Qb6 11. dxc5 Bxc5 12. Qxc4 0-0 13. Nc3 Be7 14. b3 Rfd8 15. Be3 Qb7 16. Na4 Nd5 17. Bc5 Bxc5 18. Nxc5 Qb5 19. Rac1 Nb6 20. Qf4 Qxe2 21. Nb7 Rd7 22. Nc5 Rd5 23. Qc7 Qh5 24. Ne4 c5 25. Rxc5 Rxc5 26. Qxc5 Qxc5 27. Nxc5 Rd8 28. Rc1 Rd2 29. Na4 Kf8 30. Nc3 Ke7 31. Ne4 Rd4 32. Rc7+ Kd8 33. Rxf7 Rxe4 34. Rxg7 a5 35. Rxh7 Re2 36. a4 Rb2 37. Ra7 Rxb3 38. Rxa5 Ra3 39. Ra6 Nxa4 40. Rxe6 Nc5 41. Rc6 Ne4 42. Re6 Ng5 43. Re2 Kd7 44. h4 Ne6 45. Kh2 Ke7 46. Kh3 Kf6 47. Re3 Rxe3 48. fxe3 Kf5 49. g4+ Ke4 50. Kg3 Kxe3 51. g5 Ke4 52. Kg4 Ke5 53. h5 Nf4 54. h6 Ng6 55. h7 Nh8 56. Kh5 Kf5 57. Kh6 Ng6 1/2-1/2

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Eggenberger, Ulrich"]
[Result "1/2-1/2"]
[ECO "C12"]
[BlackElo "2025"]
[PlyCount "31"]
[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. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. Bxc3 Ne4 8. Bb4 c5 9. Bxc5 Nxc5 10. dxc5 Qa5+ 11. c3 Qxc5 12. Nf3 Bd7 13. Bd3 Bb5 14. 0-0 Bxd3 15. Qxd3 0-0 16. Rfe1 1/2-1/2

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Vollmer, Stefan"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "91"]
[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. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Qxe7 8. Nb5 0-0 9. Nc7 Nxe5 10. Nxa8 cxd4 11. Qxd4 Nbc6 12. Qd2 Nc4 13. Bxc4 dxc4 14. Qf4 Qb4+ 15. Qd2 Qxb2 16. Rd1 h6 17. Nf3 Rd8 18. Qxd8+ Nxd8 19. Rxd8+ Kh7 20. 0-0 b5 21. Rxc8 Qxc2 22. Nc7 b4 23. Na6 Qxa2 24. Nxb4 Qb3 25. Rb8 a5 26. Nc6 Qa3 27. Rbb1 Qc5 28. Ncd4 c3 29. Rfc1 e5 30. Ne2 Qc4 31. Nxc3 e4 32. Nd2 Qd4 33. Ndxe4 f5 34. Ng3 Qg4 35. Nce2 f4 36. Rc4 Qg6 37. Ne4 f3 38. N2g3 Qa6 39. Ra4 Qd3 40. Rba1 Qd8 41. h5 Qh4 42. gxf3 Qf4 43. Kg2 Qc7 44. Rxa5 Qd8 45. Ra7 Qf8 46. R1a6 1-0

[Event "Zuerich Seniors op 4th"]
[Site "Zuerich"]
[Date "2006.??.??"]
[Round "?"]
[White "Peier, Hans"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "C62"]
[WhiteElo "2008"]
[PlyCount "45"]
[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. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 Bd7 6. d5 Ne7 7. Bxd7+ Qxd7 8. Bg5 Neg8 9. h3 h6 10. Be3 a6 11. g4 Be7 12. a4 g5 13. Rg1 h5 14. Nxg5 hxg4 15. hxg4 Nxg4 16. Qe2 Nxe3 17. Qxe3 Bxg5 18. Qxg5 Ne7 19. 0-0-0 0-0-0 20. Qf6 Ng6 21. b3 Qe7 22. Rxg6 Kd7 23. Qf5+ 1-0

[Event "Adelboden Seniors op 3rd"]
[Site "Adelboden"]
[Date "2005.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Chivaux, Serge"]
[Result "1-0"]
[ECO "C14"]
[PlyCount "75"]
[EventDate "2005.06.20"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Qxe7 8. Nb5 Nb6 9. Nd6+ Kf8 10. dxc5 Na4 11. Nxc8 Qxc5 12. Nd6 Nc6 13. Nf3 a6 14. c3 Nxb2 15. Qc2 Na4 16. Nxb7 Qa3 17. Qb3 Qxb3 18. axb3 Nxc3 19. Rc1 d4 20. Nxd4 Nxd4 21. Rxc3 g6 22. Bc4 Kg7 23. Rd3 Nc2+ 24. Kd2 Nb4 25. Rd7 Nc6 26. f4 Rhe8 27. Nd6 Re7 28. Rxe7 Nxe7 29. Ra1 a5 30. Ra4 Nc6 31. Bb5 Nd8 32. b4 f6 33. bxa5 fxe5 34. fxe5 Nf7 35. Nxf7 Kxf7 36. a6 Ra7 37. Rd4 Ke7 38. Rd7+ 1-0

[Event "Adelboden Seniors op 3rd"]
[Site "Adelboden"]
[Date "2005.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Gehr, Hans"]
[Result "1-0"]
[ECO "B86"]
[PlyCount "109"]
[EventDate "2005.06.20"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Be7 8. Bb3 0-0 9. Re1 Qc7 10. Re3 Nc6 11. Rg3 b5 12. Bh6 Ne8 13. Qg4 Bf6 14. Nde2 Kh8 15. Bg5 Ne5 16. Qh5 Bxg5 17. Qxg5 b4 18. Nd1 Bb7 19. f3 Ng6 20. Nf2 Nf6 21. Nf4 Qc5 22. Nxg6+ hxg6 23. Qh4+ Qh5 24. Qf4 Kg8 25. Qxd6 Qa5 26. Nd3 Rab8 27. Qxb4 Qxb4 28. Nxb4 Bxe4 29. Nxa6 Rb6 30. fxe4 Rxa6 31. Bc4 Rb6 32. Rb3 Rxb3 33. Bxb3 Nxe4 34. a4 Ra8 35. c3 Nc5 36. Bc2 f5 37. b4 Nb7 38. a5 Kf7 39. Ba4 Nd6 40. Bc6 Ra7 41. b5 Nc4 42. a6 Ke7 43. Rb1 Nb6 44. Rd1 e5 45. Bd5 g5 46. c4 Rc7 47. Ra1 Ra7 48. c5 Nxd5 49. b6 Ra8 50. b7 Nc7 51. bxa8Q Nxa8 52. Rd1 e4 53. c6 Nb6 54. c7 Nc8 55. Rd8 1-0

[Event "Adelboden Seniors op 3rd"]
[Site "Adelboden"]
[Date "2005.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Schwammberger, Eugen"]
[Result "1/2-1/2"]
[ECO "B09"]
[PlyCount "30"]
[EventDate "2005.06.20"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. e5 Ng4 8. Ng5 Nh6 9. e6 Bxb5 10. exf7+ Nxf7 11. Ne6 Qa5 12. Nxg7+ Kd8 13. d5 Bd7 14. Bd2 Qa6 15. Qe2 Qxe2+ 1/2-1/2

[Event "Adelboden Seniors op 3rd"]
[Site "Adelboden"]
[Date "2005.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Utzinger, Erich"]
[Result "0-1"]
[ECO "B47"]
[PlyCount "18"]
[EventDate "2005.06.20"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. f4 Nc6 7. Be2 Bb4 8. 0-0 Nxd4 9. Qxd4 Bc5 0-1

[Event "Adelboden Seniors op 3rd"]
[Site "Adelboden"]
[Date "2005.??.??"]
[Round "?"]
[White "Lippuner, Hans"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "52"]
[EventDate "2005.06.20"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Nf3 Be7 6. e3 c6 7. Bd3 h6 8. 0-0 0-0 9. e4 dxe4 10. Nxe4 Nbd7 11. Nc3 Nb6 12. h3 Nbd5 13. a3 Bd6 14. Re1 Nf4 15. Ne4 Nxe4 16. Bxe4 Qd7 17. Ne5 Bxe5 18. dxe5 Qxd1 19. Rxd1 Ne2+ 20. Kf1 Nxc1 21. Raxc1 Be6 22. Ke1 Rfd8 23. Rxd8+ Rxd8 24. Rd1 Rxd1+ 25. Kxd1 Kf8 26. Kd2 Ke7 1/2-1/2

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2004.??.??"]
[Round "?"]
[White "Baumann, Kurt1111"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "1810"]
[BlackElo "1880"]
[PlyCount "38"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. 0-0 Nc6 6. d4 dxc4 7. Qa4 Bd7 8. Qxc4 Qb6 9. dxc5 Bxc5 10. Nc3 Na5 11. Qh4 h6 12. Na4 Bxa4 13. Qxa4+ Nc6 14. Ne5 Rc8 15. Nd3 Nd7 16. Nxc5 Nxc5 17. Be3 Nxa4 18. Bxb6 Nxb6 19. Rac1 0-0 0-1

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2004.??.??"]
[Round "?"]
[White "Benz, Urs"]
[Black "Koch, Jost"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1660"]
[BlackElo "1880"]
[PlyCount "62"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. d5 Bc5 6. dxc6 Bxf2+ 7. Ke2 bxc6 8. Nbd2 Nxd2 9. Bxd2 Bb6 10. Qc2 d5 11. Be3 e4 12. Nd4 Bg4+ 13. Kd2 0-0 14. Re1 c5 15. Nb3 d4 16. cxd4 cxd4 17. Bf4 e3+ 18. Kc1 c5 19. Kb1 Qf6 20. Bg3 Rac8 21. Ba6 Bf5 22. Bd3 Bxd3 23. Qxd3 c4 24. Qc2 cxb3 25. Qxb3 Qg6+ 26. Ka1 d3 27. Rd1 d2 28. Bf4 Qc2 29. Qxc2 Rxc2 30. a3 Rfc8 31. Kb1 Bd4 0-1

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2004.??.??"]
[Round "?"]
[White "Eymann, Henri"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1940"]
[BlackElo "1880"]
[PlyCount "33"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Bxd4 9. cxd4 d6 10. Nc3 Ng6 11. Qd2 h6 12. Rac1 Nh4 13. f4 Bg4 14. Qf2 Ng6 15. Nd5 Qd8 16. Qg3 Be6 17. f5 1-0

[Event "Zuerich Seniors op 2nd"]
[Site "Zuerich"]
[Date "2004.??.??"]
[Round "?"]
[White "Hofer, Heinz"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1770"]
[BlackElo "1875"]
[PlyCount "101"]
[EventDate "2004.01.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 Be7 7. e3 c6 8. Be2 h6 9. Bh4 0-0 10. 0-0 Re8 11. a3 Ne4 12. Bxe7 Qxe7 13. Qc2 Ndf6 14. b4 Nxc3 15. Qxc3 Ne4 16. Qb2 Qf6 17. Rac1 Qg6 18. Kh1 Qd6 19. Ne5 Bf5 20. Bh5 g6 21. Bg4 Bxg4 22. Nxg4 Kg7 23. Ne5 f6 24. Nd3 Ng5 25. Qc2 Rac8 26. Nf4 f5 27. h4 Ne4 28. Qd1 Qf6 29. g3 Kf7 30. Kg2 Rh8 31. Rc2 g5 32. hxg5 hxg5 33. Nd3 Rh6 34. Ne5+ Kg7 35. Rh1 Rxh1 36. Qxh1 Rh8 37. Qg1 Qh6 38. Kf1 g4 39. b5 Rc8 40. bxc6 bxc6 41. Ke2 c5 42. dxc5 Qa6+ 43. Nd3 Nxc5 44. Qa1+ Kg6 45. Qc3 Nxd3 46. Qxc8 Nc1+ 47. Ke1 Qa5+ 48. Qc3 Nd3+ 49. Kd2 Qxc3+ 50. Kxc3 Ne1 51. Rd2 1-0

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2004.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Eggenberger, Ulrich"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "1880"]
[BlackElo "1965"]
[PlyCount "72"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. Bxc3 Ne4 8. Bb4 c5 9. dxc5 Nxf2 10. Bb5+ Nc6 11. Qd4 Nxh1 12. Nf3 Bd7 13. Bxc6 Bxc6 14. 0-0-0 Qc7 15. Rxh1 0-0-0 16. Re1 Rde8 17. Qc3 Kd7 18. a4 Bxa4 19. Ba5 Qc8 20. Qb4 Bc6 21. Nd4 Re7 22. Re3 f6 23. exf6 gxf6 24. Rb3 Ke8 25. Nb5 Bxb5 26. Qxb5+ Kf7 27. Rc3 Qc6 28. Qe2 Ke8 29. b4 a6 30. Bb6 Rg7 31. Ra3 Kf7 32. g3 h5 33. c4 dxc4 34. Qxc4 Rg4 35. Qe2 Rxb4 36. Rd3 Rxb6 0-1

[Event "Zuerich Seniors op 2nd"]
[Site "Zuerich"]
[Date "2004.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Voser, Hans Ulrich"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1875"]
[BlackElo "1655"]
[PlyCount "129"]
[EventDate "2004.01.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Be7 5. Nf3 Nd7 6. Bd3 Ngf6 7. Nxf6+ Nxf6 8. c3 0-0 9. 0-0 b6 10. Bg5 Bb7 11. Re1 Nd5 12. Bxe7 Nxe7 13. Ng5 Ng6 14. Qh5 h6 15. Nxe6 Qd5 16. Qxd5 Bxd5 17. Nxf8 Kxf8 18. c4 Nf4 19. Be4 Bxe4 20. Rxe4 Nd3 21. b3 Rd8 22. Rd1 Nc5 23. Re3 c6 24. b4 Ne6 25. d5 cxd5 26. Rxd5 Rc8 27. Re4 Ng5 28. Rg4 Ne6 29. h4 g6 30. Rd7 h5 31. Re4 a5 32. bxa5 Nc5 33. Rdd4 Nxe4 34. Rxe4 bxa5 35. f4 f5 36. Rd4 Ke7 37. Kf2 Rb8 38. Ke3 Rb2 39. Rd2 Rb4 40. Kd4 a4 41. Kc3 Rb1 42. Rb2 Rf1 43. Re2+ Kd7 44. Rd2+ Kc6 45. g3 Rf3+ 46. Rd3 Rf2 47. a3 Kc5 48. Rd5+ Kc6 49. Rd3 Kc5 50. Re3 Kd6 51. Kb4 Rc2 52. c5+ Kd7 53. Rc3 Rb2+ 54. Kxa4 Kc6 55. Rb3 Rc2 56. Kb4 Re2 57. Rc3 Rb2+ 58. Kc4 Re2 59. Kd3 Re7 60. Kd4 Re4+ 61. Kd3 Re7 62. a4 Ra7 63. Rc4 Rd7+ 64. Rd4 Rg7 65. Kc4 1-0

[Event "Zuerich Seniors op 2nd"]
[Site "Zuerich"]
[Date "2004.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Weilenmann, Thomas"]
[Result "1-0"]
[ECO "C99"]
[WhiteElo "1875"]
[BlackElo "1720"]
[PlyCount "49"]
[EventDate "2004.01.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 Na5 9. Bc2 c5 10. h3 0-0 11. d4 Qc7 12. Nbd2 Bd7 13. Nf1 cxd4 14. cxd4 Rac8 15. Bd3 Be6 16. b3 Qc3 17. Ba3 Qc7 18. dxe5 dxe5 19. Bxe7 Qxe7 20. Nxe5 Bxb3 21. axb3 Qxe5 22. Rxa5 Rfd8 23. Ra2 Rc3 24. Rd2 Qd4 25. Bb1 1-0

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2004.??.??"]
[Round "?"]
[White "Utzinger, Erich"]
[Black "Koch, Jost"]
[Result "1/2-1/2"]
[ECO "C58"]
[WhiteElo "1740"]
[BlackElo "1880"]
[PlyCount "78"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. d3 h6 7. Nf3 e4 8. Qe2 Nxc4 9. dxc4 Bc5 10. c3 0-0 11. Nd4 Bg4 12. Qc2 c6 13. dxc6 Bxd4 14. cxd4 bxc6 15. Be3 Qd7 16. h3 Bh5 17. Nc3 Rfe8 18. Ne2 Rab8 19. b3 Bg6 20. 0-0-0 Rec8 21. g4 Nd5 22. Qd2 Nb4 23. Kb1 Nd3 24. Ka1 Qd6 25. Bf4 Nxf4 26. Nxf4 Bh7 27. c5 Qf6 28. Nh5 Qf3 29. Qe3 Re8 30. Rhg1 a5 31. Rb1 f5 32. Rg3 Qxe3 33. fxe3 Re7 34. gxf5 Bxf5 35. Rbg1 g6 36. h4 Kf7 37. Nf4 Rg8 38. Kb2 Rb7 39. Kc3 Rb5 1/2-1/2

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2003.??.??"]
[Round "?"]
[White "Eggenberger, Ulrich"]
[Black "Koch, Jost"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1985"]
[BlackElo "1825"]
[PlyCount "59"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. e3 Bg4 4. d3 e6 5. Be2 Be7 6. 0-0 0-0 7. Qe1 Nbd7 8. Nc3 h6 9. h3 Bxf3 10. Bxf3 c6 11. Kh1 Qa5 12. Nxd5 Bd8 13. Nxf6+ Nxf6 14. Qxa5 Bxa5 15. c3 Rad8 16. d4 Bc7 17. e4 b6 18. Be3 Rd7 19. Rad1 Rfd8 20. a3 c5 21. g3 Kf8 22. Kg2 Kg8 23. Kf2 Kf8 24. Ke2 c4 25. Rd2 a6 26. Rfd1 b5 27. d5 exd5 28. e5 Ne8 29. Bc5+ Kg8 30. Bg4 1-0

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2003.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Brunner, Peter"]
[Result "1-0"]
[ECO "B87"]
[WhiteElo "1825"]
[BlackElo "1675"]
[PlyCount "79"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 b5 8. Bb3 Be7 9. a3 Bb7 10. Bxe6 0-0 11. Bd5 Bxd5 12. exd5 Qb6 13. Be3 Qb7 14. Nf5 Re8 15. Qf3 Nbd7 16. Bd4 Qc7 17. Qg3 Bf8 18. Nh6+ Kh8 19. Nxf7+ Kg8 20. Ng5 Ne5 21. Ne6 Qf7 22. Bxe5 dxe5 23. Qxe5 Rac8 24. Rac1 Nd7 25. Qg3 Nf6 26. Nxf8 Rxf8 27. d6 Rcd8 28. Rce1 Rde8 29. f3 Qa7+ 30. Qf2 Qxf2+ 31. Kxf2 Ng4+ 32. Kg1 Ne3 33. d7 Re7 34. Rf2 Kf7 35. Ne4 Nc4 36. Ng5+ Kf6 37. Nxh7+ Kf7 38. Rxe7+ Kxe7 39. Nxf8 Kxf8 40. d8Q+ 1-0

[Event "Adelboden op"]
[Site "Adelboden"]
[Date "2003.??.??"]
[Round "?"]
[White "Koch, Jost"]
[Black "Eggmann, Karl"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1825"]
[BlackElo "1860"]
[PlyCount "80"]
[EventDate "2003.??.??"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 Nbd7 7. 0-0 Qc7 8. Bb3 e6 9. Kh1 Nc5 10. Re1 Nxb3 11. cxb3 Be7 12. Be3 b5 13. Rc1 Qd7 14. b4 Bb7 15. f3 0-0 16. a4 d5 17. e5 Ne8 18. axb5 axb5 19. Ncxb5 Bxb4 20. Bd2 Be7 21. b4 Ba6 22. Ra1 Nc7 23. Nxc7 Qxc7 24. b5 Bb7 25. Rc1 Qd7 26. f4 Ba3 27. Rc3 Rfc8 28. Rh3 Bb2 29. Qh5 h6 30. Nc6 Bxc6 31. bxc6 Qxc6 32. f5 Ra1 33. fxe6 Rxe1+ 34. Bxe1 Qxe6 35. Qe2 Rc1 36. Rb3 Qxe5 37. Re3 Qf5 38. Rf3 Qb1 39. Rf1 Bc3 40. Qe8+ Kh7 0-1

