[Event "Mittelrhein Verbandsliga-S 18/19"]
[Site "Nordrheinwestfalen"]
[Date "2018.12.16"]
[Round "5.6"]
[White "Rieber, Ingo"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "1815"]
[BlackElo "2079"]
[PlyCount "62"]
[EventDate "2018.09.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Bruehl II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 e5 7. Nb3 Be6 8. Be3 Be7 9. Qd2 a5 10. Bb5 0-0 11. Nd5 a4 12. Bb6 Qd7 13. Na5 Rfc8 14. Bxa4 Ra6 15. Be3 Bd8 16. Nxc6 Bxd5 17. exd5 Rxa4 18. Nxd8 Qxd8 19. b3 Ra5 20. c4 b5 21. b4 Ra3 22. cxb5 Nxd5 23. Bg5 Nf6 24. Rd1 d5 25. Bxf6 gxf6 26. Qxd5 Qb6 27. Qd7 Qe3+ 28. Kf1 Rc1 29. Rxc1 Qxc1+ 30. Ke2 Rxa2+ 31. Kd3 Qd2+ 0-1

[Event "Mittelrhein Verbandsliga-S 18/19"]
[Site "Nordrheinwestfalen"]
[Date "2018.09.02"]
[Round "1.6"]
[White "Kohn, Sandro"]
[Black "Bendisch, Juergen"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2079"]
[BlackElo "1712"]
[PlyCount "49"]
[EventDate "2018.09.02"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Hennef"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. e3 a6 5. Ne5 Nbd7 6. Nc3 e6 7. f4 Be7 8. Bd3 dxc4 9. Bxc4 Nb6 10. Bb3 Nbd5 11. 0-0 0-0 12. Qf3 Nxc3 13. bxc3 c5 14. Bb2 Rb8 15. Rad1 cxd4 16. cxd4 Qd6 17. e4 b5 18. d5 Qb6+ 19. Kh1 Bb7 20. dxe6 fxe6 21. Qh3 Bxe4 22. Bxe6+ Kh8 23. f5 Bxg2+ 24. Qxg2 Qc7 25. Rg1 1-0

[Event "Mittelrhein Regionalliga 16/17"]
[Site "Nordrheinwestfalen"]
[Date "2016.12.18"]
[Round "5.6"]
[White "Kohn, Sandro"]
[Black "Loseries, Uwe"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "2097"]
[BlackElo "2160"]
[PlyCount "64"]
[EventDate "2016.09.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Koeln Lasker"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 a6 10. Qc2 Bd7 11. b3 b5 12. Bb2 Rb8 13. h3 e6 14. e4 e5 15. Ne2 Nh5 16. f4 bxc4 17. fxe5 cxb3 18. axb3 Bb5 19. Nf4 Bxf1 20. Nxh5 gxh5 21. Bxf1 c4 22. Bxc4 Qb6+ 23. Kg2 Nxc4 24. Nxc4 Qxb3 25. Qxb3 Rxb3 26. Rxa6 Rfb8 27. Ba3 dxe5 28. Bd6 Rc8 29. Rc6 Ra8 30. h4 f6 31. Bc7 Ra2+ 32. Kh3 Rb1 0-1

[Event "Mittelrhein Regionalliga 16/17"]
[Site "Nordrheinwestfalen"]
[Date "2016.09.11"]
[Round "1.6"]
[White "Schniggenberg, Gerd"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1860"]
[BlackElo "2097"]
[PlyCount "89"]
[EventDate "2016.09.11"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Godesberg III"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Qxd4 e6 6. Bc4 Nc6 7. Qe4 d6 8. exd6 Qxd6 9. Nf3 Be7 10. 0-0 0-0 11. Rd1 Nf6 12. Qe2 Qc7 13. Bg5 a6 14. Nbd2 b5 15. Bd3 Bb7 16. c4 b4 17. Ne4 Nxe4 18. Qxe4 g6 19. Qh4 f6 20. Be3 Rfd8 21. Be2 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Qe4 Qd7 25. Qd3 Qxd3 26. Bxd3 Kf7 27. Kf1 Nb8 28. Nd2 f5 29. f4 Bf6 30. b3 Nc6 31. Nf3 Ke7 32. Kf2 Kd7 33. g3 Kc7 34. Bc5 Kd7 35. Ke3 Kc7 36. Nd4 Nxd4 37. Bxd4 Be7 38. Be2 Be4 39. Bf3 Bxf3 40. Kxf3 Kc6 41. Ke3 Bd6 42. h3 Be7 43. Kf3 Bd8 44. g4 Be7 45. Ke3 1/2-1/2

[Event "Mittelrhein Regionalliga 15/16"]
[Site "Nordrheinwestfalen"]
[Date "2016.03.13"]
[Round "8.8"]
[White "Wolff, Michael"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1954"]
[BlackElo "2089"]
[PlyCount "62"]
[EventDate "2015.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Koeln Ford SF"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. Bc4 e6 8. 0-0 Be7 9. Qe2 0-0 10. Qe4 Qc7 11. Na3 a6 12. Bd3 f5 13. exf6 Nxf6 14. Qh4 d5 15. Bg5 h6 16. Bxh6 gxh6 17. Qxh6 Bxa3 18. bxa3 Qg7 19. Qxg7+ Kxg7 20. Rab1 Ne4 21. Bxe4 dxe4 22. Ng5 Nxd4 23. Nxe4 b5 24. Rbd1 e5 25. Rd3 Bf5 26. Rg3+ Kh8 27. Re1 Rac8 28. h3 Rc2 29. Rg5 Ne2+ 30. Kh1 Bxe4 31. Rxe5 Rxf2 0-1

[Event "Mittelrhein Regionalliga 1314"]
[Site "Mittelrhein"]
[Date "2014.02.09"]
[Round "7.6"]
[White "Kohn, Sandro"]
[Black "Mays, Stephan"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2095"]
[BlackElo "2060"]
[PlyCount "106"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Koeln Ford SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 e5 9. cxd5 cxd5 10. exd5 exd4 11. Ne4 Qb6 12. Nxd6 Qxd6 13. Nxd4 Qxd5 14. Nf5 Kh8 15. Ne7 Qd6 16. Nxc8 Raxc8 17. Bf5 Qe5 18. Qf3 Qb5 19. a4 Qb4 20. Bg5 Rce8 21. Qh3 Re5 22. Be3 Nb6 23. Rad1 Nbd5 24. Rd4 Qb3 25. Bc1 Qxh3 26. Bxh3 Rfe8 27. g3 Re4 28. Rxe4 Rxe4 29. Rd1 Rxa4 30. Bg2 Ra5 31. Bd2 Rb5 32. Bg5 h6 33. Bc1 b6 34. Kf1 Rc5 35. Ke1 Kh7 36. Kd2 Nb4 37. Ke2 Rc2+ 38. Kf1 Na2 39. Be3 Rxb2 40. Bd4 Rb5 41. Bxf6 gxf6 42. Rd7 Nc3 43. Bf3 a5 44. Rxf7+ Kg6 45. Rd7 a4 46. h4 h5 47. Rc7 a3 48. Rxc3 a2 49. Rc1 f5 50. Kg2 Rb1 51. Rc6+ Kg7 52. Rc7+ Kf6 53. Rc6+ Ke5 0-1

[Event "Mittelrhein Regionalliga 1314"]
[Site "Mittelrhein"]
[Date "2013.12.15"]
[Round "5.6"]
[White "Dzierzenga, Stefan"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2088"]
[BlackElo "2095"]
[PlyCount "95"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Bonn Beuel"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. b3 Nf6 3. e5 Nd5 4. Bb2 e6 5. Nf3 Be7 6. g3 0-0 7. Bg2 d6 8. exd6 Qxd6 9. 0-0 Nc6 10. Nc3 Nxc3 11. Bxc3 e5 12. d3 Be6 13. Nd2 Qd7 14. Nc4 f6 15. Na5 Nxa5 16. Bxa5 Rac8 17. Bc3 b5 18. Qe2 Rfe8 19. Rfd1 Bf8 20. a4 a6 21. axb5 axb5 22. Ra5 Bg4 23. Bf3 Bxf3 24. Qxf3 Red8 25. Rda1 Re8 26. Ra7 Rc7 27. Rxc7 Qxc7 28. Qd5+ Qf7 29. Qc6 Rb8 30. Ra8 Rxa8 31. Qxa8 Qd7 32. Bd2 Kf7 33. Be3 g6 34. Qa6 f5 35. Qb6 f4 36. Bxc5 Bxc5 37. Qxc5 f3 38. Qxe5 Kg8 39. Qe4 Qf7 40. c4 bxc4 41. dxc4 h5 42. Qd5 Qxd5 43. cxd5 Kf7 44. Kf1 Kf6 45. Ke1 Ke5 46. Kd2 g5 47. h3 Kxd5 48. Ke3 1-0

[Event "Mittelrhein Regionalliga 1314"]
[Site "Mittelrhein"]
[Date "2013.11.24"]
[Round "4.6"]
[White "Kohn, Sandro"]
[Black "Vetter, Herbert"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2095"]
[BlackElo "2118"]
[PlyCount "90"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Langenfeld"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. c4 c6 7. cxd5 cxd5 8. Ne5 Ne4 9. f3 Nd6 10. f4 e6 11. Nc3 Nd7 12. b3 f6 13. Nf3 Qa5 14. Qd2 Rf7 15. a4 Qb6 16. Ba3 Ne4 17. Qb2 Nxc3 18. Qxc3 Nf8 19. Qb4 Qxb4 20. Bxb4 Rc7 21. Rfc1 Rxc1+ 22. Rxc1 Bd7 23. Kf2 Rc8 24. Rxc8 Bxc8 25. Bd6 Nd7 26. e3 Bf8 27. Bxf8 Kxf8 28. Nd2 Ke7 29. Nb1 Nb8 30. Nc3 Nc6 31. Na2 Kd6 32. Nc3 a6 33. Ke2 Na5 34. b4 Nc6 35. b5 Nb4 36. Kd2 Bd7 37. e4 axb5 38. e5+ fxe5 39. fxe5+ Kc7 40. axb5 Kb6 41. Bf1 Ka5 42. h4 h6 43. g4 g5 44. h5 Be8 45. Be2 Bd7 1/2-1/2

[Event "Mittelrhein Regionalliga 1314"]
[Site "Mittelrhein"]
[Date "2013.11.10"]
[Round "3.6"]
[White "Reuter, Michael"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2024"]
[BlackElo "2095"]
[PlyCount "68"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Langenfeld II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 e6 5. Nbd2 Nf6 6. 0-0 Be7 7. e4 0-0 8. h3 Bh5 9. Qe1 Na6 10. a3 Nc5 11. e5 Nfd7 12. Nh2 Qc7 13. f4 f6 14. d4 Na4 15. g4 Bf7 16. Nhf3 fxe5 17. fxe5 Bg6 18. c3 b5 19. Qe3 c5 20. h4 Rac8 21. h5 Bc2 22. Ne1 cxd4 23. cxd4 h6 24. Ndf3 Qb6 25. Nd3 Bxd3 26. Qxd3 Rxf3 27. Qxf3 Nxe5 28. Qf4 Bf6 29. Be3 Nc4 30. Bf2 Naxb2 31. Kh1 Nd3 32. Qg3 Nxf2+ 33. Qxf2 Qxd4 34. Rae1 Qxf2 0-1

[Event "Mittelrhein Regionalliga 1314"]
[Site "Mittelrhein"]
[Date "2013.10.13"]
[Round "2.4"]
[White "Kohn, Sandro"]
[Black "Cramer, Volker"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2095"]
[BlackElo "2101"]
[PlyCount "55"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Koeln Lasker"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 c5 2. d5 e6 3. e4 exd5 4. exd5 d6 5. Nf3 Bg4 6. Bb5+ Nd7 7. 0-0 Ngf6 8. Re1+ Be7 9. Qe2 Nxd5 10. c4 Nc7 11. Nc3 Ne6 12. Qe4 Bxf3 13. Qxf3 a6 14. Ba4 0-0 15. Qxb7 Ne5 16. Qe4 Bf6 17. Nd5 Rb8 18. Bd2 Nd4 19. b3 Bg5 20. Bxg5 Qxg5 21. f4 Nef3+ 22. Kh1 f5 23. fxg5 fxe4 24. gxf3 Nc2 25. f4 h6 26. g6 Rf6 27. Nxf6+ gxf6 28. f5 1-0

[Event "Mittelrhein Regionalliga 1314"]
[Site "Mittelrhein"]
[Date "2013.09.15"]
[Round "1.6"]
[White "Schenk, Uwe"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2017"]
[BlackElo "2095"]
[PlyCount "107"]
[EventDate "2013.09.15"]
[EventType "team-tourn"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Godesberg III"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Ne5 Bb7 8. Nc3 Na6 9. cxd5 exd5 10. Qa4 Qe8 11. Qb3 c6 12. Bf4 Nh5 13. Bd2 Nc7 14. Rad1 Nf6 15. e4 dxe4 16. Nxe4 Nfd5 17. Rfe1 f6 18. Nd3 Qf7 19. Qa4 a5 20. a3 Rfe8 21. Bf4 Rad8 22. Bxc7 Nxc7 23. Nc3 Ne6 24. d5 cxd5 25. Qb3 Rd6 26. Nf4 Nxf4 27. gxf4 Red8 28. Nb5 R6d7 29. Bh3 Qg6+ 30. Kf1 f5 31. Re5 Rf8 32. Bg2 Kh8 33. Bxd5 Rxd5 34. Rexd5 Bf6 35. Nd6 Ba6+ 36. R1d3 Qh5 37. Ke1 h6 38. Qxb6 Bxd3 39. Rxd3 Qxh2 40. Qxa5 Qxf4 41. Qd5 Bxb2 42. Kf1 Kh7 43. Rf3 Qc1+ 44. Kg2 Bxa3 45. Nf7 Qc5 46. Qd7 Qe7 47. Qxf5+ g6 48. Qf4 g5 49. Qc4 Bc5 50. Qc2+ Kg7 51. Qc3+ Kh7 52. Qc2+ Kg7 53. Qc3+ Kh7 54. Qc2+ 1/2-1/2

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2013.05.26"]
[Round "11.4"]
[White "Kohn, Sandro"]
[Black "Reuter, Michael"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2131"]
[BlackElo "2022"]
[PlyCount "86"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Langenfeld II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 e6 3. c4 c5 4. e3 Nc6 5. Nc3 Nf6 6. a3 a5 7. cxd5 exd5 8. Be2 Be7 9. dxc5 Bxc5 10. 0-0 0-0 11. Nb5 Ne4 12. b3 Be6 13. Bb2 Rc8 14. Rc1 Qe7 15. Rc2 Rfd8 16. Qa1 f6 17. Rfc1 Bb6 18. Nbd4 Bd7 19. Bf1 Ba7 20. g3 h5 21. Bg2 Bb8 22. Qa2 Ne5 23. b4 Qf7 24. Rxc8 Nxf3+ 25. Bxf3 Rxc8 26. Rxc8+ Bxc8 27. bxa5 Bc7 28. Nb5 Bb8 29. Bd4 Be6 30. Qc2 h4 31. Bg2 Qh5 32. Ba7 Bxa7 33. Nxa7 h3 34. Bf1 Ng5 35. f4 Nf3+ 36. Kh1 Bf5 37. Qd1 Bg4 38. Be2 Nxh2 39. Bxg4 Nxg4 40. Qf3 Qf5 41. e4 dxe4 42. Qb3+ Kh7 43. Qxb7 e3 0-1

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2013.05.05"]
[Round "10.5"]
[White "Kohn, Sandro"]
[Black "Juelich, Thomas"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2131"]
[BlackElo "1975"]
[PlyCount "99"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Pulheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. c4 Nc6 7. d5 Ne5 8. Nxe5 dxe5 9. Nc3 Nh5 10. e4 e6 11. b3 exd5 12. cxd5 Bd7 13. Qe2 c5 14. dxc6 Bxc6 15. Rd1 Qa5 16. Nd5 Bb5 17. Qd2 Qxd2 18. Bxd2 Be2 19. Rdc1 Nf6 20. Bb4 Rfd8 21. Be7 Nxd5 22. Bxd8 Rxd8 23. exd5 e4 24. Bxe4 Bxa1 25. Rxa1 f5 26. Re1 Bh5 27. Bd3 Kf7 28. Bc4 Rd6 29. Re3 a6 30. a4 Bd1 31. a5 Kf6 32. f4 h6 33. Kf2 g5 34. Re5 Bh5 35. Ke3 Bf7 36. Kd4 b5 37. Bd3 Bg6 38. Kc5 Rd8 39. Re6+ Kg7 40. Rxa6 gxf4 41. gxf4 Be8 42. Rb6 Bf7 43. Rd6 Rc8+ 44. Kxb5 Rc3 45. Bc4 Be8+ 46. Kb6 Ba4 47. bxa4 Rxc4 48. a6 Rxa4 49. a7 h5 50. Rd8 1-0

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2013.04.14"]
[Round "9.4"]
[White "Kohn, Sandro"]
[Black "Dahm, Bernd W"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2131"]
[BlackElo "2071"]
[PlyCount "100"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Koeln Ford SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Nbxd2 0-0 8. 0-0 d6 9. e4 e5 10. d5 Nb8 11. b4 a5 12. a3 g6 13. Ne1 Nh5 14. Nd3 f5 15. exf5 Bxf5 16. Ne4 Nd7 17. Qc2 Nhf6 18. Rae1 axb4 19. axb4 Nxe4 20. Bxe4 Bxe4 21. Rxe4 c6 22. f4 cxd5 23. cxd5 Qf7 24. Qb3 Nb6 25. Ree1 Qxd5 26. Qxd5+ Nxd5 27. fxe5 Rxf1+ 28. Rxf1 dxe5 29. Nxe5 Nxb4 30. Rb1 Nc6 31. Nd7 Nd8 32. Nc5 Rc8 33. Rd1 b5 34. Rd7 Nf7 35. Na6 Rc6 36. Nb4 Rb6 37. Nd5 Rd6 38. Ne7+ Kf8 39. Rb7 Nd8 40. Nxg6+ hxg6 41. Rxb5 Rd2 42. h4 Nf7 43. Ra5 Kg7 44. Rb5 Kh6 45. Ra5 Nd6 46. Ra3 Nf5 47. Rb3 Kh5 48. Ra3 Kg4 49. Ra6 Nxg3 50. Rxg6+ Kh3 0-1

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2013.03.03"]
[Round "8.6"]
[White "Lommen, Frank"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2010"]
[BlackElo "2131"]
[PlyCount "151"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Gruenfeld"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. g3 d5 2. Nf3 c6 3. Bg2 Bg4 4. c4 e6 5. cxd5 exd5 6. 0-0 Nf6 7. d3 Be7 8. Qc2 0-0 9. e4 Re8 10. Nc3 Na6 11. a3 Nc5 12. Ne5 Bh5 13. b4 Ne6 14. f4 Nd4 15. Qa2 Bd6 16. Be3 Ne6 17. exd5 cxd5 18. Nxd5 Bxe5 19. fxe5 Ng4 20. Bf4 Nxf4 21. gxf4 Rc8 22. Rac1 b6 23. Qd2 Rxc1 24. Rxc1 Qd7 25. Qe2 Qa4 26. h3 Qxa3 27. Rd1 Ne3 28. Qxh5 Nxd1 29. Qxd1 Kf8 30. Qc2 Qa1+ 31. Kh2 Qd4 32. Qc4 Qxc4 33. dxc4 Rc8 34. Bf1 b5 35. cxb5 Rc1 36. Bg2 Rc4 37. Kg3 Ke8 38. Kf3 Rc2 39. Bf1 Kd7 40. Bd3 Rh2 41. Kg3 Rd2 42. Bf5+ Kd8 43. Be4 Rd4 44. Kf3 Kd7 45. Ke3 Rd1 46. Bf5+ Kd8 47. Be4 g6 48. Bd3 Rc1 49. Be4 Kd7 50. Nf6+ Ke7 51. Nxh7 Rc4 52. Nf6 Rc3+ 53. Bd3 Rb3 54. Nd5+ Ke6 55. Nc7+ Kd7 56. Na6 Ke7 57. Kd4 Rb2 58. f5 gxf5 59. Bxf5 Rf2 60. Bg4 Rd2+ 61. Ke4 Rc2 62. h4 Rc4+ 63. Kf5 Rc1 64. Nb8 Rf1+ 65. Kg5 Re1 66. Nc6+ Kf8 67. Kf6 Rf1+ 68. Kg5 Re1 69. h5 Kg7 70. h6+ Kh7 71. Bf5+ Kg8 72. Kf6 Rh1 73. h7+ Kh8 74. Nd8 Rh6+ 75. Kg5 Rg6+ 76. Bxg6 1-0

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2013.02.03"]
[Round "7.3"]
[White "Kloss, Henning"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2124"]
[BlackElo "2131"]
[PlyCount "61"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Koeln Lasker"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Qc2 Bb7 8. cxd5 exd5 9. Nc3 c5 10. Rd1 Nbd7 11. Bf4 a6 12. dxc5 bxc5 13. Ne5 Nb6 14. Ne4 Nxe4 15. Bxe4 h6 16. Rac1 Rc8 17. Bh7+ Kh8 18. Bf5 d4 19. Bxc8 Qxc8 20. Qb3 Qd8 21. Nxf7+ Rxf7 22. Qxf7 Bd5 23. Qg6 Nd7 24. Bd6 Nf8 25. Bxe7 Qxe7 26. Qf5 Qd6 27. b4 Ne6 28. bxc5 Qc6 29. Rb1 Ng5 30. Rb8+ Bg8 31. Rxd4 1-0

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2013.01.13"]
[Round "6.5"]
[White "Kohn, Sandro"]
[Black "Moerschbach, Udo"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2131"]
[BlackElo "2098"]
[PlyCount "52"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Koeln SF II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 a6 5. Nc3 d5 6. a3 dxc4 7. Bxc4 b5 8. Ba2 Bb7 9. 0-0 Nbd7 10. Qe2 Be7 11. dxc5 Nxc5 12. Rd1 Qb6 13. b4 Nce4 14. Nxe4 Bxe4 15. Bb2 0-0 16. Nd4 Rfd8 17. f3 Bd5 18. Bxd5 Nxd5 19. Rac1 Rac8 20. Rxc8 Rxc8 21. Rc1 Rxc1+ 22. Bxc1 Bg5 23. Nc2 f5 24. g3 Bf6 25. Kg2 Qc6 26. Qd3 Qc3 1/2-1/2

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2012.12.02"]
[Round "5.5"]
[White "Blagojevic, Lubo"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2002"]
[BlackElo "2131"]
[PlyCount "100"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Wuerselen"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 e6 7. 0-0 d5 8. Nc3 Be7 9. Kh1 a5 10. Qe2 a4 11. Bg5 Nxe4 12. Bxe7 Nxc3 13. Qg4 Kxe7 14. bxc3 Kf8 15. Rae1 h5 16. Qb4+ Kg8 17. Qc5 Qc7 18. Rb1 e5 19. Rb6 Rh6 20. Rfb1 e4 21. Bf1 h4 22. h3 Bd7 23. Ba6 Qf4 24. Kg1 Rg6 25. Qe3 Qxe3 26. fxe3 Kf8 27. c4 dxc4 28. Bxc4 Rd6 29. a3 Be6 30. Bxe6 Rxe6 31. Rb8+ Rxb8 32. Rxb8+ Ke7 33. Rb4 f5 34. Rxa4 Rd6 35. Rc4 Rd1+ 36. Kh2 Re1 37. c3 Kd6 38. a4 Ra1 39. g3 g5 40. g4 f4 41. Rxe4 Kd5 42. Rd4+ Ke5 43. Rd2 fxe3 44. Re2 Kf4 45. Kg2 Rd1 46. a5 Rd2 47. Kf1 Kf3 48. a6 Rd1+ 49. Re1 e2+ 50. Kg1 Kg3 0-1

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2012.09.30"]
[Round "2.7"]
[White "Koegler, Christof"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "1917"]
[BlackElo "2131"]
[PlyCount "18"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg IV"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. e3 Bf5 4. c4 c6 5. cxd5 cxd5 6. Qb3 Qb6 7. Nc3 e6 8. Ne5 Bb4 9. Bb5+ Qxb5 0-1

[Event "Regionalliga Mittelrhein 1213"]
[Site "Germany"]
[Date "2012.09.09"]
[Round "1.5"]
[White "Kohn, Sandro"]
[Black "Mueller, Hans Dieter"]
[Result "1/2-1/2"]
[ECO "A94"]
[WhiteElo "2131"]
[BlackElo "2051"]
[PlyCount "27"]
[EventDate "2012.09.09"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Bruehl"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 e6 3. c4 c6 4. Qc2 f5 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. b3 Qe8 9. Ba3 Bxa3 10. Nxa3 Nbd7 11. Qb2 Qh5 12. Nc2 a5 13. Nce1 Rf7 14. Nd3 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.05.20"]
[Round "13.4"]
[White "Maric, Boris"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2017"]
[BlackElo "2135"]
[PlyCount "77"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Gruenfeld"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 Nf6 3. g3 c6 4. Bg2 Bg4 5. Ne5 Bh5 6. c4 e6 7. cxd5 exd5 8. 0-0 Be7 9. Nc3 0-0 10. f4 Nfd7 11. h3 f6 12. Nd3 Na6 13. f5 Bf7 14. Nf4 Nc7 15. e4 dxe4 16. Bxe4 Nb6 17. Be3 Re8 18. Qf3 Qd7 19. Rad1 Rad8 20. d5 Nbxd5 21. Bxa7 Bb4 22. Bb6 Bxc3 23. bxc3 Qe7 24. Bxd5 Bxd5 25. Nxd5 Rxd5 26. Bxc7 Rxd1 27. Rxd1 Qxc7 28. Qd3 h6 29. Kf2 Qb6+ 30. Kg2 Qa5 31. Rd2 Qe5 32. a3 Qe1 33. Qc4+ Kh7 34. Rf2 Re7 35. Qg4 Qxc3 36. a4 Qe3 37. Qg6+ Kg8 38. h4 Qe4+ 39. Kg1 0-1

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.05.06"]
[Round "12.5"]
[White "Block, Wolfgang"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D63"]
[WhiteElo "2089"]
[BlackElo "2135"]
[PlyCount "75"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bruehl"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 h6 8. Bh4 a6 9. cxd5 exd5 10. Qb3 c6 11. Bd3 Ne8 12. Bxe7 Qxe7 13. 0-0 Nd6 14. Na4 Re8 15. Nb6 Nxb6 16. Qxb6 Bf5 17. Bxf5 Nxf5 18. Ne5 f6 19. Nd3 Qf7 20. a4 Re7 21. Qc5 Rd8 22. Qa5 Rde8 23. Nf4 h5 24. Qc5 g5 25. Ne2 Rd7 26. Qc2 Nd6 27. b3 h4 28. h3 Rde7 29. Nc3 f5 30. Qd2 Qg6 31. Kh1 Kh8 32. Qc2 Rc8 33. Ne2 Ne4 34. b4 g4 35. Nf4 Qg5 36. Rg1 g3 37. Rgf1 Nxf2+ 38. Rxf2 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.03.18"]
[Round "10.4"]
[White "Kohn, Sandro"]
[Black "Lorenz, Roger"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2135"]
[BlackElo "2083"]
[PlyCount "35"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Bonn Beuel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 e6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 e5 9. exd5 cxd5 10. dxe5 Nxe5 11. Nxe5 Bxe5 12. Nf3 Bg4 13. h3 Bxf3 14. Qxf3 dxc4 15. Bxc4 Qc7 16. Bb3 Rfd8 17. Rb1 Rd7 18. Be3 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.02.26"]
[Round "9.5"]
[White "Kohn, Sandro"]
[Black "Schulte Lentz, Christian"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2135"]
[BlackElo "2068"]
[PlyCount "59"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Langenfeld II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. Bd3 dxc4 8. Bxc4 b5 9. Ba2 Bb7 10. 0-0 Qc7 11. Qe2 Rd8 12. Rd1 Be7 13. dxc5 Rxd1+ 14. Qxd1 Bxc5 15. b4 Bd6 16. Bb2 0-0 17. Rc1 Qb8 18. Ne2 Rd8 19. Qc2 Ne5 20. Nxe5 Bxe5 21. Bxe5 Qxe5 22. Qc3 Qxc3 23. Nxc3 Kf8 24. f3 Rd2 25. Bb3 g5 26. Rd1 Rb2 27. Rb1 Rd2 28. Rd1 Rb2 29. Rb1 Rd2 30. Rd1 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.02.05"]
[Round "8.5"]
[White "Hendriks, Nicklas"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1782"]
[BlackElo "2135"]
[PlyCount "48"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Aachen Hoern"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Nc3 Nxc3 7. bxc3 d6 8. exd6 e6 9. Bf4 Bxd6 10. Bxd6 Qxd6 11. Nf3 0-0 12. Bd3 e5 13. dxe5 Qc5 14. Qc2 Nxe5 15. Bxh7+ Kh8 16. Bd3 Nxf3+ 17. gxf3 Re8+ 18. Kd1 Bd7 19. Kc1 Ba4 20. Qb2 Rad8 21. Be4 Qg5+ 22. Kb1 Qg2 23. Rc1 Rxe4 24. Qa3 Qg6 0-1

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2012.01.15"]
[Round "7.5"]
[White "Kohn, Sandro"]
[Black "Schneider, Gerd"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2135"]
[BlackElo "2034"]
[PlyCount "41"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Niederkassel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nf3 c6 7. 0-0 a5 8. e4 Qc7 9. h3 e5 10. Be3 Na6 11. Re1 Re8 12. b3 Rb8 13. Rc1 Qe7 14. Qc2 h6 15. dxe5 dxe5 16. Na4 Nd7 17. c5 Kh7 18. Nd2 Nf6 19. Nc4 Be6 20. Nxa5 Red8 21. a3 1-0

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2011.12.18"]
[Round "6.6"]
[White "Kohn, Sandro"]
[Black "Klasen, Hendrik"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "2135"]
[BlackElo "1909"]
[PlyCount "39"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Horrem"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Bg5 Be7 5. Nc3 Nbd7 6. e3 0-0 7. Rc1 b6 8. cxd5 Nxd5 9. Nxd5 Bxg5 10. Nxc7 Rb8 11. Be2 Bf6 12. 0-0 Bb7 13. Qa4 Be4 14. Rfd1 Rb7 15. Nb5 Bg6 16. Qa6 Qb8 17. Nd2 Rd8 18. Bf3 Nc5 19. dxc5 Rbd7 20. c6 1-0

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2011.11.27"]
[Round "5.6"]
[White "Hoefner, Christoph"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1836"]
[BlackElo "2135"]
[PlyCount "122"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Bruehl II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Nf3 c6 6. Bf4 Bf5 7. e3 Nf6 8. Be2 0-0 9. 0-0 Nbd7 10. Rc1 Re8 11. Nh4 Be6 12. Nf3 Bg4 13. Qc2 Nf8 14. Bg5 Ng6 15. h3 Be6 16. Bd3 Nd7 17. Bxe7 Qxe7 18. Ne2 Ndf8 19. a3 Nh4 20. Nxh4 Qxh4 21. Nf4 Ng6 22. Nxe6 Rxe6 23. Kh2 Rae8 24. g3 Qe7 25. b4 a6 26. Rb1 h5 27. Rg1 h4 28. Bxg6 Rxg6 29. gxh4 Rxg1 30. Rxg1 Qxh4 31. Qf5 Re6 32. Rg4 Qe7 33. Qh5 Qd6+ 34. Kg2 Rh6 35. Qf5 Qe6 36. Qxe6 Rxe6 37. Kf3 Rh6 38. Kg3 Re6 39. Kf3 f6 40. Rg1 Kf7 41. Rb1 g5 42. a4 Kg6 43. b5 cxb5 44. axb5 Rb6 45. Ke2 Kh5 46. f3 f5 47. e4 fxe4 48. fxe4 dxe4 49. Ke3 Rxb5 50. Rxb5 axb5 51. Kxe4 Kg6 52. Kd5 b4 53. Kc4 b3 54. Kxb3 Kf5 55. Kc4 Ke6 56. Kc5 Kd7 57. Kd5 b6 58. Ke5 Ke7 59. Kd5 Kd7 60. Ke5 Ke7 61. Kd5 Kd7 1/2-1/2

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2011.11.13"]
[Round "4.5"]
[White "Papaioannou, Dimitrios"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2073"]
[BlackElo "2135"]
[PlyCount "49"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Koeln Muelheim"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Bxc6 bxc6 6. d3 Nh6 7. Nbd2 0-0 8. Re1 Rb8 9. Rb1 d6 10. e5 Nf5 11. b3 Nd4 12. Bb2 Ne6 13. exd6 exd6 14. Bxg7 Kxg7 15. Nf1 Re8 16. Qd2 Bd7 17. Ng3 f5 18. d4 Qf6 19. c3 cxd4 20. cxd4 Nc7 21. h3 Nd5 22. Qa5 Rb7 23. Rxe8 Bxe8 24. Re1 Re7 25. Qd2 1-0

[Event "Mittelrhein-chT 1112"]
[Site "Germany"]
[Date "2011.10.02"]
[Round "2.5"]
[White "Kohn, Sandro"]
[Black "Hoeren, Andreas"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2135"]
[BlackElo "2103"]
[PlyCount "80"]
[EventDate "2011.09.11"]
[EventType "team-tourn"]
[EventRounds "13"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Koeln Lasker"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 g6 5. Nc3 Bg7 6. Bd3 0-0 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 dxc4 10. Bxc4 Nbd7 11. Bb3 e5 12. d5 Nc5 13. dxc6 e4 14. Qe2 bxc6 15. Bc2 Qe7 16. Na4 Nfd7 17. Bd2 Rab8 18. Rab1 Qe6 19. Nxc5 Nxc5 20. b3 Rfd8 21. Ba5 Rd7 22. Rfd1 Rbb7 23. Rxd7 Rxd7 24. Rd1 Rd5 25. Bb4 Bf8 26. Bc3 Qd7 27. Rxd5 Qxd5 28. Qg4 f5 29. Qf4 Qd6 30. Qh4 Be7 31. Qf4 Qxf4 32. exf4 Ne6 33. g3 Bc5 34. Kf1 Kf7 35. b4 Bb6 36. Bb3 Ke7 37. Bc4 Nd4 38. Bg8 h6 39. Bc4 Ne6 40. h4 Nd4 1/2-1/2

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.04.03"]
[Round "9.6"]
[White "Blasek, Ralph"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2246"]
[BlackElo "2196"]
[PlyCount "104"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Solingen III"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. Bd3 d5 5. e5 Ng4 6. Bb5 Qb6 7. Ba4 Bf5 8. d4 e6 9. 0-0 h5 10. h3 Nh6 11. dxc5 Bxc5 12. b4 Be7 13. Be3 Qd8 14. Nd4 Qd7 15. Qxh5 Bg6 16. Qe2 a6 17. Nxc6 bxc6 18. Nd2 Nf5 19. Rad1 Nxe3 20. Qxe3 0-0 21. Bb3 Qa7 22. Qf4 c5 23. bxc5 Qxc5 24. Rc1 Rfc8 25. Nf3 Qa5 26. Nd4 Ba3 27. Rcd1 Rxc3 28. Qg5 Qb6 29. h4 Rd3 30. h5 Be4 31. Ne2 Qd8 32. Qf4 Be7 33. Ng3 Bg5 34. Qg4 Rxd1 35. Rxd1 Bh7 36. f4 Bh6 37. Kh2 a5 38. Rc1 a4 39. Bd1 Qb6 40. Bc2 Qe3 41. Bxh7+ Kxh7 42. Rf1 Rc8 43. Rf3 Qc1 44. Nf5 exf5 45. Qxf5+ Kh8 46. Rf2 Qc6 47. g4 g6 48. hxg6 fxg6 49. Qd3 Qe6 50. Kg3 g5 51. fxg5 Qxe5+ 52. Kg2 Qxg5 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.02.20"]
[Round "7.5"]
[White "Kohn, Sandro"]
[Black "Gruermann, Martin"]
[Result "0-1"]
[ECO "A97"]
[WhiteElo "2196"]
[BlackElo "2104"]
[PlyCount "124"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Letmathe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. c4 d6 7. Nc3 Qe8 8. Re1 Qg6 9. Qd3 Nc6 10. e4 fxe4 11. Nxe4 Nb4 12. Nxf6+ Bxf6 13. Qxg6 hxg6 14. Re2 Nc6 15. d5 exd5 16. cxd5 Nb4 17. Ng5 Bf5 18. Ne6 Nc2 19. Rxc2 Bxc2 20. Nxf8 Kxf8 21. Be3 Bxb2 22. Re1 Ba3 23. Re2 Bd3 24. Rd2 Bf5 25. h3 Bc1 26. Re2 Re8 27. g4 Bd3 28. Re1 Bxe3 29. fxe3 g5 30. Rc1 Re7 31. Rc3 Bg6 32. Kf2 Kf7 33. e4 Ke8 34. Ke3 Kd7 35. Kd4 c5+ 36. dxc6+ bxc6 37. Ra3 c5+ 38. Ke3 Kc6 39. Ra6+ Kb5 40. Rxd6 Bf7 41. a3 Ka4 42. Rc6 c4 43. Rc5 Kxa3 44. Rxg5 Rc7 45. Kd2 c3+ 46. Kc1 Bb3 47. Bf1 Rd7 48. Be2 Rd2 49. Ra5+ Kb4 50. Rb5+ Ka4 51. Rc5 Rxe2 52. Rxc3 Rxe4 53. Rd3 Ka3 54. Kd2 Re5 55. Rf3 g5 56. Kc3 a5 57. Kd4 Rd5+ 58. Kc3 a4 59. h4 Rc5+ 60. Kd3 gxh4 61. Rh3 Kb2 62. g5 a3 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.01.30"]
[Round "6.6"]
[White "Kohn, Sandro"]
[Black "Husemann, Dirk"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2196"]
[PlyCount "41"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Brackweda"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c6 5. Qb3 Qb6 6. g3 Be7 7. Bg2 0-0 8. 0-0 Nbd7 9. Bf4 dxc4 10. Qxc4 Nd5 11. Bd2 Qxb2 12. Rab1 Qc2 13. Rbc1 N5b6 14. Qxe6 Qxc1 15. Qxe7 Qc2 16. e4 Nf6 17. Rc1 Qb2 18. Rb1 Qc2 19. Rc1 Qb2 20. Rb1 Qc2 21. Rc1 1/2-1/2

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2011.01.09"]
[Round "5.5"]
[White "Kohn, Sandro"]
[Black "Fecke, Andreas"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "2196"]
[BlackElo "2175"]
[PlyCount "58"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Lippstadt Turm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. g3 Nf6 3. Bg2 Nbd7 4. c4 e5 5. Nf3 Be7 6. 0-0 0-0 7. Nc3 c6 8. e4 a6 9. Qc2 b5 10. b3 Bb7 11. h3 Re8 12. Re1 Bf8 13. Bb2 Qc7 14. Rac1 g6 15. cxb5 cxb5 16. Qb1 Qb6 17. Nd5 Nxd5 18. exd5 e4 19. Rxe4 Bxd5 20. Rxe8 Rxe8 21. Re1 Rxe1+ 22. Nxe1 Qc6 23. Qc1 Bxg2 24. Nxg2 Qe4 25. Ne3 Nf6 26. d5 Nxd5 27. Nxd5 Qxd5 28. Qc3 Qe5 29. Qxe5 dxe5 1/2-1/2

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.12.19"]
[Round "4.7"]
[White "Heinichen, Nils"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "2042"]
[BlackElo "2196"]
[PlyCount "102"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Wuerselen"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. e3 0-0 6. Bd3 dxc4 7. Bxc4 c5 8. 0-0 Nc6 9. h3 a6 10. a4 cxd4 11. exd4 Nb4 12. Qe2 b6 13. Bg5 Bb7 14. Rad1 Nfd5 15. Bxe7 Qxe7 16. Nxd5 Nxd5 17. Qe5 Qb4 18. Bd3 Qxa4 19. Qe4 g6 20. Qh4 f6 21. Qg4 Qd7 22. Rfe1 Rae8 23. Nh4 f5 24. Qg5 Qe7 25. Qg3 Qc7 26. Re5 Nf6 27. Rde1 Qf7 28. Bc4 Ne4 29. Qe3 b5 30. Bb3 Bd5 31. f3 Nf6 32. Bxd5 Nxd5 33. Qd2 Qf6 34. Qf2 Nf4 35. R1e3 Kf7 36. Qg3 Nd5 37. Ra3 g5 38. Nxf5 exf5 39. Rxd5 f4 40. Qg4 Re1+ 41. Kh2 Kg6 42. h4 h6 43. h5+ Kg7 44. Rd7+ Rf7 45. Rc3 Rxd7 46. Qxd7+ Re7 47. Qd5 g4 48. g3 Re2+ 49. Kg1 Re1+ 50. Kf2 Qe7 51. Rc7 fxg3+ 0-1

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.11.28"]
[Round "3.7"]
[White "Kohn, Sandro"]
[Black "Rumpf, Thomas"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2196"]
[BlackElo "2172"]
[PlyCount "68"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Dortmund Hansa II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 c5 2. d5 Nf6 3. Nc3 d6 4. e4 g6 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 Na6 8. Re1 Nc7 9. a4 Rb8 10. Bf4 b6 11. Qd2 a6 12. e5 Nfe8 13. Ne4 dxe5 14. Bxe5 Bxe5 15. Nxe5 Qxd5 16. Qxd5 Nxd5 17. Nc6 Rb7 18. Bxa6 Rc7 19. Bxc8 Rxc8 20. c4 Rxc6 21. cxd5 Rc7 22. a5 bxa5 23. Rxa5 c4 24. Rc1 Nd6 25. Nxd6 exd6 26. g3 Rb8 27. Rc2 Kf8 28. Ra6 Ke7 29. Ra4 Rbc8 30. Kg2 Rc5 31. Kf3 Rxd5 32. Raxc4 Rb8 33. R4c3 Rdb5 34. Re3+ Kf6 1/2-1/2

[Event "NRW Class1 1011"]
[Site "Germany"]
[Date "2010.10.24"]
[Round "2.7"]
[White "Essing, Arnold"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "D60"]
[WhiteElo "2258"]
[BlackElo "2196"]
[PlyCount "100"]
[EventDate "2010.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Neuenkirchen"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Bd3 dxc4 8. Bxc4 a6 9. a4 c5 10. 0-0 cxd4 11. exd4 Nb6 12. Ba2 Nbd5 13. Ne5 Qd6 14. Qf3 Bd7 15. Nxd5 Nxd5 16. Bxd5 Bxg5 17. Bxb7 Ra7 18. Rfd1 Bf6 19. Nxd7 Qxd7 20. Bc6 Qd6 21. Be4 Qb4 22. Qc3 Rb8 23. Rd2 g6 24. Rad1 Qxa4 25. Qc5 Re7 26. Qd6 Rxb2 27. h3 Rxd2 28. Rxd2 Kg7 29. Bc6 Qa1+ 30. Kh2 Qe1 31. Ra2 e5 32. d5 e4 33. Qc5 e3 34. d6 exf2 35. Rxf2 Be5+ 36. g3 Bxd6 37. Qd4+ Be5 38. Qc5 Bf6 39. Bf3 h5 40. h4 a5 41. Kg2 Re5 42. Qc4 Rf5 43. Rc2 Be5 44. Rf2 Qe3 45. Qc6 Bd4 46. Rf1 Qd2+ 47. Kh3 Qe3 48. Kh2 Rc5 49. Qb7 Rc2+ 50. Kh1 Rf2 0-1

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2010.04.25"]
[Round "9.5"]
[White "Berndt, Axel"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2217"]
[BlackElo "2119"]
[PlyCount "98"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Duesseldorf"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 e6 7. cxd4 d6 8. 0-0 Be7 9. Re1 0-0 10. a3 Bd7 11. Qe2 Rc8 12. Qe4 Na5 13. Ba2 Ba4 14. Qg4 Bc2 15. Nbd2 Bf5 16. Qg3 Qb6 17. b4 Nc6 18. Nc4 Qd8 19. Nxd6 Bxd6 20. exd6 Nc3 21. Bb2 Nd5 22. Nh4 Bg6 23. Nxg6 hxg6 24. Re4 Qd7 25. Rh4 Rfd8 26. Qh3 f5 27. Rh8+ Kf7 28. Rxd8 Rxd8 29. Rd1 Qxd6 30. Bc1 Rc8 31. Bg5 Nce7 32. Bxe7 Kxe7 33. Bxd5 Qxd5 34. Qe3 Kf7 35. h4 Rc4 36. g3 b6 37. Rd3 Qc6 38. Rd1 Rc3 39. Qe5 Rc1 40. Rxc1 Qxc1+ 41. Kh2 Qc6 42. Qb8 Qd7 43. Qe5 Qb7 44. Qd6 Qe7 45. Qb8 Qd7 46. Qe5 Qb7 47. Qd6 Qe7 48. Qb8 Qd7 49. Qe5 Qb7 1/2-1/2

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2010.03.21"]
[Round "8.5"]
[White "Kohn, Sandro"]
[Black "Schwanbeck, Christoph"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "2119"]
[BlackElo "1963"]
[PlyCount "128"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Iserlohn Koenigsspringer"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Bg5 Be7 5. e3 0-0 6. Nc3 c6 7. Qc2 Nbd7 8. Rd1 Re8 9. a3 h6 10. Bh4 b6 11. cxd5 cxd5 12. Bd3 Bb7 13. 0-0 Rc8 14. Qb1 a6 15. a4 Rc6 16. Rc1 Qa8 17. Ne2 Bb4 18. b3 Rec8 19. Qb2 Ne4 20. Rxc6 Rxc6 21. Rc1 Qc8 22. Rxc6 Qxc6 23. Qc2 Qxc2 24. Bxc2 Bc6 25. Ne5 Nxe5 26. dxe5 g5 27. Bg3 Bd2 28. Nd4 Bd7 29. Kf1 b5 30. axb5 axb5 31. Ke2 Bc3 32. f3 Nxg3+ 33. hxg3 f6 34. exf6 Kf7 35. Bd3 b4 36. Bb5 Bc8 37. Nc6 Kxf6 38. Na7 Bb7 39. Bc6 Bxc6 40. Nxc6 h5 41. g4 hxg4 42. fxg4 Kf7 43. e4 Ke8 44. Kd3 Kd7 45. Nd4 Bxd4 46. Kxd4 Kd6 47. e5+ Kc6 48. Ke3 Kc5 49. Kd3 Kc6 50. Kd4 Kb5 51. Ke3 Kc5 52. Kd3 d4 53. Ke4 d3 54. Kxd3 Kd5 55. g3 Kxe5 56. Kc4 Ke4 57. Kxb4 Kd4 58. Ka3 e5 59. b4 e4 60. Kb3 Kd3 61. b5 e3 62. b6 e2 63. b7 e1Q 64. b8Q Qb1+ 0-1

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2010.02.21"]
[Round "7.5"]
[White "Kohn, Sandro"]
[Black "Loemker, Michael"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "2119"]
[BlackElo "2168"]
[PlyCount "109"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Herford"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. 0-0 Nc6 5. c4 d6 6. Nc3 Nf6 7. d3 0-0 8. Rb1 h6 9. b4 Be6 10. b5 Ne7 11. a4 Qd7 12. Re1 Nh7 13. Ba3 f5 14. Qc2 f4 15. Ne4 fxg3 16. hxg3 Bh3 17. c5 Bxg2 18. Kxg2 d5 19. c6 bxc6 20. bxc6 Nxc6 21. Qa2 Rfb8 22. Rb5 Rxb5 23. axb5 Nd4 24. Nxd4 exd4 25. Rc1 Rd8 26. Rc6 Qf7 27. Nc5 Rd6 28. Rxd6 cxd6 29. Na6 Nf6 30. f3 Qd7 31. Qb3 Kh7 32. Bb2 Qe6 33. Qc2 Nh5 34. Bc1 Qe5 35. g4 Qg3+ 36. Kf1 Qh3+ 37. Ke1 Qh1+ 38. Kd2 Ng3 39. Qd1 Qg2 40. Nb4 h5 41. gxh5 gxh5 42. Nxd5 h4 43. Nf4 Bh6 44. Kc2 Bxf4 45. Bxf4 Nxe2 46. Bd2 h3 47. Qe1 Qxf3 48. Qh4+ Kg6 49. Qh6+ Kf7 50. Qh7+ Ke6 51. Qg8+ Kd7 52. Qh7+ Kc8 53. Ba5 Qb7 54. Qg8+ Kd7 55. Qf7+ 1-0

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2010.02.01"]
[Round "6.5"]
[White "Mazarov, Juergen"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "B68"]
[WhiteElo "2186"]
[BlackElo "2119"]
[PlyCount "75"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Bochum SG II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 Be7 10. f5 b5 11. fxe6 fxe6 12. Bxf6 gxf6 13. Qh6 Ne5 14. Be2 Bf8 15. Bh5+ Nf7 16. Bxf7+ Kxf7 17. Qh5+ Kg8 18. Rhf1 Qe7 19. Qh4 Bg7 20. Rd3 h5 21. Rg3 Rh6 22. Nce2 Rc8 23. Nf4 Rc5 24. Nd3 Rg5 25. Nf3 Rxg3 26. Qxg3 Kh7 27. Nf4 Qe8 28. h4 Qb8 29. Ne1 b4 30. Qf3 Qe8 31. Ned3 a5 32. Rg1 Qf7 33. Qe3 e5 34. Nd5 Be6 35. Qf3 Bxd5 36. exd5 f5 37. Nf2 e4 38. Qe3 1/2-1/2

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2010.01.10"]
[Round "5.5"]
[White "Kohn, Sandro"]
[Black "Blasek, Ralph"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2119"]
[BlackElo "2274"]
[PlyCount "107"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Solingen SG III"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 b5 2. g3 Bb7 3. Bg2 Nf6 4. 0-0 e6 5. d3 Be7 6. e4 0-0 7. e5 Ne8 8. Nc3 d6 9. d4 b4 10. Ne2 Nd7 11. Nf4 c5 12. d5 dxe5 13. dxe6 exf4 14. exd7 Nd6 15. Ne5 Bxg2 16. Kxg2 f6 17. Qd5+ Kh8 18. Nc6 f3+ 19. Qxf3 Qxd7 20. Bf4 Rfc8 21. Nxe7 Qxe7 22. Rfe1 Qf8 23. Rad1 Nb5 24. Qb7 a6 25. Rd7 Ra7 26. Qd5 Rxd7 27. Qxd7 Rd8 28. Qb7 Re8 29. Rxe8 Qxe8 30. Qxa6 Nd4 31. Qb7 Nc6 32. Kf1 h6 33. f3 Kh7 34. Kf2 Qe6 35. g4 Qd5 36. Qb5 Kh8 37. b3 g5 38. Be3 Ne5 39. Qe2 c4 40. h3 Qa5 41. Bd4 cxb3 42. axb3 Nf7 43. Qe8+ Kg7 44. Qe7 Qa6 45. Qxb4 Qc6 46. Qc5 Qd7 47. Qb6 Qe7 48. c4 Kg6 49. Qc6 Qd8 50. Qd5 Qb8 51. Qf5+ Kg7 52. Qxf6+ Kf8 53. Bc5+ Kg8 54. Qg6+ 1-0

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2009.12.20"]
[Round "4.7"]
[White "Strozewski, Frank"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2056"]
[BlackElo "2119"]
[PlyCount "199"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Erkenschwick"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. d4 d5 3. Nc3 Nf6 4. Bf4 Be7 5. e3 0-0 6. Nf3 b6 7. Rc1 c5 8. Be2 Bb7 9. 0-0 cxd4 10. Nxd4 Nbd7 11. Bg3 dxc4 12. Bxc4 a6 13. Qe2 b5 14. Bb3 Rc8 15. Rfd1 Qb6 16. Nb1 Rfd8 17. Nd2 Nc5 18. Bc2 Nfe4 19. Nxe4 Nxe4 20. Bb1 Nxg3 21. hxg3 Bf6 22. Rxc8 Rxc8 23. Nf3 g6 24. b3 Rd8 25. Rxd8+ Qxd8 26. Qd3 Qxd3 27. Bxd3 Kf8 28. Nd2 Be7 29. Kf1 Ke8 30. Nb1 Kd7 31. f3 h5 32. Nc3 Kc7 33. Ne2 Kb6 34. Nd4 Kc5 35. Nc2 Bd6 36. Kf2 Bc8 37. Be2 Be5 38. Bd3 Bc3 39. f4 Bb7 40. e4 Bc6 41. Ke3 f5 42. a3 a5 43. exf5 exf5 44. Be2 Bxg2 45. b4+ axb4 46. axb4+ Bxb4 47. Nd4 Be1 48. Bxb5 Bc3 49. Ne2 Kxb5 50. Nxc3+ Kc4 51. Ne2 Kd5 52. Ng1 Kc4 53. Kf2 Be4 54. Ke3 Kd5 55. Nh3 Bg2 56. Ng5 Kd6 57. Kf2 Bd5 58. Ke3 Kc5 59. Nh7 Bf7 60. Ng5 Be8 61. Kd3 Kd5 62. Ke3 Bb5 63. Nf3 Be8 64. Ng5 Bb5 65. Nf3 Ba4 66. Nh4 Be8 67. Nf3 Ke6 68. Kd4 Bc6 69. Ne5 Be8 70. Nf3 Ba4 71. Ke3 Kf6 72. Ng5 Kg7 73. Kf2 Kh6 74. Nf7+ Kg7 75. Ng5 Be8 76. Kg2 Kh6 77. Kh3 Bb5 78. Kh4 Kg7 79. Kh3 Kf6 80. Kg2 Ke7 81. Kf3 Kd6 82. Ke3 Kd5 83. Nf3 Be8 84. Ng5 Kd6 85. Kd4 Ba4 86. Ke3 Bc6 87. Kd4 Bb5 88. Ke3 Ke7 89. Nf3 Kf6 90. Ng5 Bc6 91. Kd4 Be8 92. Nf3 Ba4 93. Ng5 Bb3 94. Ke3 Bd5 95. Kd4 Bb3 96. Ke3 Kg7 97. Kd4 Kf6 98. Nh7+ Kg7 99. Ng5 Kh6 100. Nf3 1/2-1/2

[Event "NRW Class2 0910"]
[Site "Germany"]
[Date "2009.11.22"]
[Round "3.7"]
[White "Kohn, Sandro"]
[Black "Tochtenhagen, Wolfgang"]
[Result "1/2-1/2"]
[ECO "E66"]
[WhiteElo "2119"]
[BlackElo "2117"]
[PlyCount "58"]
[EventDate "2009.09.20"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Aachen Aufwaerts"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. 0-0 0-0 5. d4 d6 6. c4 Nc6 7. d5 Na5 8. Nfd2 c5 9. Nc3 a6 10. Qc2 Rb8 11. b3 b5 12. Bb2 Bd7 13. Rab1 Qc7 14. h3 bxc4 15. bxc4 Rb4 16. Ba3 Rxb1 17. Rxb1 Rb8 18. e4 Rxb1+ 19. Qxb1 Nh5 20. Qc2 e5 21. Qd1 Bh6 22. Bf1 Qd8 23. Nb3 Ng7 24. Nxa5 Qxa5 25. Qb3 Ne8 26. Bb2 Qb4 27. Ba3 Qa5 28. Bb2 Qb4 29. Ba3 Qa5 1/2-1/2

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2009.04.26"]
[Round "9.3"]
[White "Kohn, Sandro"]
[Black "Hortsch Stoyanov, Petar"]
[Result "0-1"]
[ECO "D56"]
[WhiteElo "2167"]
[BlackElo "2262"]
[PlyCount "164"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Gescher"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Bg5 Be7 5. Nc3 0-0 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. Rc1 Nxc3 10. Rxc3 c6 11. Bd3 dxc4 12. Bxc4 Nd7 13. 0-0 b6 14. Qc2 Bb7 15. Rc1 c5 16. Be2 Rac8 17. a3 Rfd8 18. Qb1 g6 19. dxc5 Rxc5 20. b4 Rxc3 21. Rxc3 Nf6 22. Qc1 Ne4 23. Rc7 Rd7 24. Rxd7 Qxd7 25. Nd4 e5 26. Nf3 Qd6 27. Qb2 f6 28. Qc2 Qc6 29. Qc4+ Kg7 30. Qxc6 Bxc6 31. Bc4 Nd6 32. Nd2 Kf8 33. Bd3 e4 34. Bc2 Ke7 35. Kf1 f5 36. Ke1 Bd5 37. Nb1 Ke6 38. Nc3 Bc4 39. Kd2 Bf1 40. Bb3+ Ke5 41. g3 g5 42. Ne2 Bxe2 43. Kxe2 f4 44. Kd2 h5 45. exf4+ gxf4 46. gxf4+ Kxf4 47. Bd1 h4 48. Be2 Nf5 49. Kc3 Ke5 50. Kc4 a6 51. Kc3 b5 52. Bg4 Ne7 53. Kb3 Kd4 54. Be2 Nd5 55. Bh5 Nb6 56. Bg4 Nc4 57. Bc8 Nd2+ 58. Kc2 Nf3 59. Bxa6 Nxh2 60. Bxb5 Ng4 61. Bf1 Nxf2 62. Kd2 Nd3 63. b5 e3+ 64. Ke2 h3 65. Bxh3 Nf4+ 66. Kf3 Nxh3 67. b6 Ng1+ 68. Kg2 e2 69. Kf2 Kd3 70. b7 Kd2 71. b8Q e1Q+ 72. Kg2 Ne2 73. Qb2+ Kd3 74. Qb5+ Kc2 75. Qc5+ Nc3 76. Qf5+ Kb3 77. Qf7+ Kb2 78. Qb7+ Kc1 79. Qf3 Qd2+ 80. Qf2 Ne2 81. Kf3 Nd4+ 82. Kg4 Qxf2 0-1

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2009.03.22"]
[Round "8.3"]
[White "Coenen, Norbert"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2357"]
[BlackElo "2167"]
[PlyCount "73"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Aachen"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. 0-0 Bg7 6. Re1 Nh6 7. c3 0-0 8. d4 cxd4 9. cxd4 d6 10. h3 Rb8 11. Nc3 f6 12. Be3 Nf7 13. Qd2 e6 14. Rac1 Bd7 15. Rc2 Qe7 16. Bf4 e5 17. Be3 Rb7 18. b3 Rd8 19. Rd1 Be8 20. Qc1 h6 21. Rcd2 Kh7 22. Qa3 Bf8 23. Qa6 Kg7 24. Nh2 Rdb8 25. f4 Rb6 26. Qf1 Rb4 27. Kh1 a5 28. Qf2 Kh7 29. Rf1 Bg7 30. dxe5 fxe5 31. f5 gxf5 32. Qxf5+ Kg8 33. Rdf2 Ng5 34. Ng4 Bd7 35. Bxg5 hxg5 36. Qg6 Bxg4 37. Rf7 1-0

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2009.03.01"]
[Round "7.3"]
[White "Schunk, Thomas1111"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2208"]
[BlackElo "2167"]
[PlyCount "67"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Elberfeld"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. c3 Nf6 6. Qa4 0-0 7. d4 cxd4 8. cxd4 Ne8 9. d5 Ne5 10. Nxe5 Bxe5 11. Nc3 d6 12. Be3 a6 13. Rac1 f5 14. f4 Bg7 15. Bd3 Nf6 16. Qb3 b5 17. h3 fxe4 18. Nxe4 Nxe4 19. Bxe4 Bd7 20. Rc2 Rc8 21. Rfc1 Qa5 22. a3 Rxc2 23. Qxc2 Rc8 24. Qe2 Rxc1+ 25. Bxc1 Qb6+ 26. Kh2 Qd4 27. Bf3 Kf7 28. Qe4 Qxe4 29. Bxe4 Bf5 30. Bf3 Bd3 31. b4 Bd4 32. g4 Kf6 33. Kg3 Kf7 34. Bg2 1/2-1/2

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2009.02.01"]
[Round "6.3"]
[White "Kohn, Sandro"]
[Black "Rosen, Bernd"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2167"]
[BlackElo "2333"]
[PlyCount "82"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Katernberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 e5 4. 0-0 g6 5. c4 Bg7 6. Nc3 Nge7 7. d3 d6 8. a3 a5 9. Rb1 0-0 10. Bd2 Rb8 11. Ne1 Be6 12. Nc2 d5 13. cxd5 Nxd5 14. Ne4 b6 15. b4 axb4 16. axb4 cxb4 17. Nxb4 Ncxb4 18. Bxb4 Nxb4 19. Rxb4 f5 20. Nd2 e4 21. Nc4 b5 22. Ne3 Bc3 23. Rb1 exd3 24. Qxd3 Qxd3 25. exd3 Rfd8 26. Rfd1 Ba2 27. Rbc1 b4 28. Nc4 Bb3 29. Rf1 Rxd3 30. Na5 Ba4 31. Nc6 Re8 32. Nxb4 Bxb4 33. Rc4 Rb8 34. Rb1 Rd1+ 35. Rxd1 Bxd1 36. Bd5+ Kf8 37. Rc7 Rd8 38. Bc4 Bf3 39. Rf7+ Ke8 40. Rxh7 Rd1+ 41. Bf1 Be2 0-1

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2009.01.04"]
[Round "5.3"]
[White "Schneider, Bernd"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2422"]
[BlackElo "2167"]
[PlyCount "75"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Bochum"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. Nf3 d5 3. Qc2 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 c5 7. d4 cxd4 8. Nxd4 Nc6 9. Nxc6 bxc6 10. b3 a5 11. Nc3 Ba6 12. Rd1 Ng4 13. Na4 Qb8 14. h3 Ne5 15. Rb1 Rd8 16. Bf4 h5 17. Be3 dxc4 18. Rxd8+ Qxd8 19. Rd1 Qf8 20. Bd4 cxb3 21. axb3 Ng6 22. Qxc6 Bxe2 23. Rc1 Rd8 24. Qe4 Bb5 25. Bb6 Rc8 26. Rxc8 Qxc8 27. Bxa5 Qc1+ 28. Kh2 Bf6 29. Bb6 Ne5 30. Be3 Qc7 31. Bd4 Nd7 32. Nc3 Ba6 33. Bxf6 Nxf6 34. Qd4 Nd7 35. Ne4 g6 36. Qxd7 Qxd7 37. Nf6+ Kg7 38. Nxd7 1-0

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2008.11.30"]
[Round "4.2"]
[White "Hausrath, Daniel"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2491"]
[BlackElo "2167"]
[PlyCount "59"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Nord II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. 0-0 Nf6 6. b3 Bd6 7. Bb2 0-0 8. d3 Qe7 9. a3 e5 10. cxd5 cxd5 11. Nc3 Nc6 12. h3 Bf5 13. e4 dxe4 14. Nh4 Be6 15. dxe4 Rad8 16. Nd5 Nxd5 17. exd5 Bc7 18. b4 f5 19. Qb3 Bf7 20. Nxf5 Qg5 21. Qc2 Rxd5 22. Bxd5 Bxd5 23. Ne3 Bf3 24. b5 Qh5 25. Kh2 Rf4 26. gxf4 e4 27. Qc4+ Kh8 28. Rg1 Bxf4+ 29. Rg3 Ne7 30. Bxg7# 1-0

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2008.11.09"]
[Round "3.3"]
[White "Mueller, Michael2222"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2226"]
[BlackElo "2167"]
[PlyCount "151"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Lippstadt Turm"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bxd3 6. Qxd3 c5 7. c3 Nc6 8. Nbd2 Be7 9. h3 0-0 10. 0-0 Qb6 11. Rab1 Rac8 12. Rfe1 Rfd8 13. a3 a6 14. g4 Qa7 15. g5 Nd7 16. h4 Bf8 17. h5 g6 18. hxg6 hxg6 19. Qf1 Bg7 20. Qh3 e5 21. dxe5 Ndxe5 22. Bxe5 Nxe5 23. Nxe5 Bxe5 24. Nf3 Bg7 25. Rbd1 b5 26. Rxd5 Qb7 27. Red1 Rxd5 28. Rxd5 Qxd5 29. Qxc8+ Bf8 30. Kg2 Qe4 31. Qb8 a5 32. Qf4 Qd5 33. e4 Qb3 34. Qd2 Qe6 35. Qe3 Qg4+ 36. Kf1 Be7 37. Ke2 Qe6 38. Qd3 Qb3 39. Qd2 b4 40. cxb4 axb4 41. axb4 cxb4 42. Qc1 Qe6 43. Qe3 Qc4+ 44. Qd3 Qc1 45. Qb3 Qc6 46. Qd5 Qc2+ 47. Ke3 Bc5+ 48. Kf4 Qxf2 49. Qd8+ Kh7 50. Qd2 b3 51. Qc3 Qc2 52. Qf6 Kg8 53. Qd8+ Kg7 54. Qd5 Qc1+ 55. Kg4 Qe3 56. e5 Be7 57. Qc4 Bc5 58. Qd5 Be7 59. Qc6 Bb4 60. Qf6+ Kg8 61. Qf4 Qxf4+ 62. Kxf4 Bc5 63. Ke4 Kf8 64. Kd5 Be3 65. Kc4 Ke7 66. Kxb3 Ke6 67. Kc4 Kf5 68. Kd5 Kf4 69. Nd4 Kxg5 70. b4 Kf4 71. b5 Bxd4 72. Kxd4 g5 73. b6 g4 74. b7 g3 75. b8Q g2 76. Qg8 1-0

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2008.10.12"]
[Round "2.3"]
[White "Kohn, Sandro"]
[Black "Wengenroth, Walter"]
[Result "1/2-1/2"]
[ECO "E43"]
[WhiteElo "2167"]
[BlackElo "2332"]
[PlyCount "96"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Duisburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. Nc3 Bb4 5. e3 Bb7 6. Bd3 Ne4 7. 0-0 Bxc3 8. bxc3 f5 9. Ne1 Nxc3 10. Qh5+ g6 11. Qh6 Qf6 12. f3 c5 13. a4 Bc6 14. Ra3 cxd4 15. exd4 Qxd4+ 16. Be3 Qf6 17. Nc2 Qf8 18. Rxc3 Qxh6 19. Bxh6 Bxa4 20. Nd4 Nc6 21. Nb5 Bxb5 22. cxb5 Nb4 23. Be2 Nd5 24. Ra3 Ke7 25. Bc4 Nf6 26. Rfa1 Rhc8 27. Bf1 Rc7 28. Bg5 e5 29. Re1 Ke6 30. Rea1 d5 31. Ra6 Nd7 32. Re1 d4 33. Ra2 Kd5 34. Kf2 Rac8 35. Rea1 e4 36. Rxa7 Ne5 37. Rxc7 Rxc7 38. Bf4 Rc2+ 39. Kg3 d3 40. Ra8 Nc4 41. fxe4+ fxe4 42. Rh8 Rb2 43. Rxh7 Rxb5 44. Rg7 Rb1 45. Kf2 Rb2+ 46. Kg3 Rb1 47. Kf2 Rb2+ 48. Kg3 Rb1 1/2-1/2

[Event "Oberliga NRW 0809"]
[Site "Germany"]
[Date "2008.09.21"]
[Round "1.3"]
[White "Straeter, Timo"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "E18"]
[WhiteElo "2303"]
[BlackElo "2167"]
[PlyCount "64"]
[EventDate "2008.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Wattenscheid II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 b6 7. Nc3 Bb7 8. Ne5 Na6 9. cxd5 exd5 10. Qa4 Qe8 11. Qb3 c6 12. Bf4 Rc8 13. Rad1 Nc7 14. Rfe1 Ne6 15. Bc1 Rc7 16. e4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Qc8 19. Qd3 g6 20. Qc4 Ng5 21. Bxg5 Bxg5 22. h4 Bf6 23. h5 Kg7 24. Bf3 c5 25. Bg4 Qa8 26. Nd7 Rxd7 27. Bxd7 cxd4 28. Rxd4 Qd8 29. Rd6 Bxb2 30. Qb4 Bf6 31. Bc6 Qb8 32. Rxf6 Kxf6 1-0

[Event "Oberliga Wuerttemberg 0708"]
[Site "Wuerttemberg"]
[Date "2008.03.09"]
[Round "7.6"]
[White "Kalnins, Andris"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2080"]
[BlackElo "2162"]
[PlyCount "102"]
[EventDate "2007.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Wolfbusch"]
[BlackTeam "Schwaebisch Gmuend"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. b3 Nf6 5. Bb2 e6 6. Ne5 Bh5 7. d3 Be7 8. Nd2 0-0 9. 0-0 Nfd7 10. Ndf3 Nxe5 11. Nxe5 Nd7 12. Nxd7 Qxd7 13. h3 Bd6 14. Qe1 e5 15. e4 dxe4 16. dxe4 Rad8 17. Qe3 b6 18. g4 Bg6 19. Rfd1 f6 20. Rd3 Qe7 21. Rad1 Bc7 22. Qc1 Rxd3 23. Rxd3 Rd8 24. Ba3 Qe8 25. Qd2 Bf7 26. Bf1 h5 27. Rxd8 Qxd8 28. Qxd8+ Bxd8 29. Bd6 hxg4 30. hxg4 Be6 31. Be2 Kf7 32. Bb4 Be7 33. Bd2 Bc5 34. b4 Bd6 35. a3 Ke7 36. f3 Bc7 37. Be3 a5 38. Kf2 axb4 39. axb4 b5 40. Bc5+ Bd6 41. Ke3 Bxc5+ 42. bxc5 Kf7 43. f4 exf4+ 44. Kxf4 g5+ 45. Ke3 Ba2 46. Kd4 Ke6 47. Bd1 Bc4 48. c3 Ba2 49. Be2 Bb3 50. Bf3 Bc4 51. Bd1 Ba2 1/2-1/2

[Event "Oberliga Wuerttemberg 0708"]
[Site "Wuerttemberg"]
[Date "2008.02.10"]
[Round "6.8"]
[White "Kohn, Sandro"]
[Black "Belzner, Helmut"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "2162"]
[BlackElo "2021"]
[PlyCount "103"]
[EventDate "2007.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Schwaebisch Gmuend"]
[BlackTeam "Rommelshausen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Bg5 Be7 5. e3 0-0 6. Nc3 h6 7. Bh4 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. b4 a6 12. a4 c6 13. 0-0 Re8 14. Qb3 b5 15. Rfe1 Qd6 16. Bd3 Nd7 17. e4 dxe4 18. Nxe4 Qf4 19. a5 Rad8 20. Bc2 g6 21. g3 Qg4 22. Nd6 Rxe1+ 23. Rxe1 c5 24. Nxb7 c4 25. Qe3 Rb8 26. Qe4 Qxe4 27. Bxe4 Be7 28. Nc5 Nxc5 29. dxc5 Bf6 30. c6 Bc3 31. Rd1 Rc8 32. Rb1 Kg7 33. Kf1 Kf6 34. Ne1 Ke5 35. Bf3 g5 36. Nc2 g4 37. Bg2 f5 38. Rd1 f4 39. gxf4+ Kxf4 40. Rd7 h5 41. Ne3 Be5 42. Nd5+ Kg5 43. c7 c3 44. Be4 h4 45. Rd8 Rxc7 46. Nxc7 Bxc7 47. Ra8 Bd6 48. Rxa6 Bxb4 49. Rb6 Bxa5 50. Rxb5+ Kf4 51. Rxa5 Kxe4 52. Ke2 1-0

[Event "Oberliga Wuerttemberg 0708"]
[Site "Wuerttemberg"]
[Date "2007.12.09"]
[Round "4.7"]
[White "Hehn, Hartmut"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B59"]
[WhiteElo "2087"]
[BlackElo "2162"]
[PlyCount "100"]
[EventDate "2007.10.07"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Ebersbach"]
[BlackTeam "Schwaebisch Gmuend"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. f4 a5 10. a4 Nb4 11. Bf3 Be6 12. Be3 exf4 13. Bf2 Nd7 14. Nd4 Ne5 15. Nd5 Bxd5 16. exd5 Rc8 17. Be4 Rc5 18. c3 Nxd5 19. Nf5 Ne3 20. Nxe3 fxe3 21. Bxe3 d5 22. Bxh7+ Kxh7 23. Qh5+ Kg8 24. Qxe5 Bd6 25. Qg5 Qxg5 26. Bxg5 d4 27. Bd2 Be5 28. c4 d3 29. Rab1 Bd4+ 30. Kh1 Rxc4 31. Rf3 Rxa4 32. Rxd3 Bc5 33. Rd5 b6 34. Bc3 Re8 35. h3 Rc4 36. Rbd1 a4 37. Rg5 g6 38. Bf6 Rf4 39. Rd8 Rxd8 40. Bxd8 Rf2 41. Rg4 b5 42. Re4 Kf8 43. Rh4 Kg7 44. Ba5 f6 45. Bc3 Bd6 46. Kg1 Rf4 47. Rxf4 Bxf4 48. Kf2 Be5 49. Ke3 a3 50. Bxe5 a2 0-1

[Event "NRW Class1 0304"]
[Site "Germany"]
[Date "2003.11.09"]
[Round "3.7"]
[White "Wolf, Ulrich Martin"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2115"]
[BlackElo "2146"]
[PlyCount "57"]
[EventDate "2003.09.28"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]
[WhiteTeam "Wattenscheid II"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. Bb2 c5 5. d3 Nc6 6. a3 Bd6 7. Qc2 0-0 8. e3 b6 9. Be2 Bb7 10. 0-0 Qe7 11. Nbd2 Rac8 12. Rac1 e5 13. cxd5 Nxd5 14. Qb1 f5 15. Rfd1 f4 16. e4 Nc7 17. Nc4 Rfd8 18. Qa1 Nd4 19. Bxd4 cxd4 20. Nxd6 Qxd6 21. b4 Nb5 22. Qa2+ Kf8 23. Ng5 Rd7 24. Nxh7+ Ke7 25. Rxc8 Bxc8 26. Qg8 Qg6 27. Qf8+ Ke6 28. Qxc8 Nc3 29. Nf8+ 1-0

[Event "NRW Class1 0304"]
[Site "Germany"]
[Date "2003.10.12"]
[Round "2.5"]
[White "Kohn, Sandro"]
[Black "Heuermann, Heinz Burkhard"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2146"]
[BlackElo "2035"]
[PlyCount "102"]
[EventDate "2003.09.28"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 098 Extra"]
[Source "ChessBase"]
[SourceDate "2004.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2004.03.10"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Herford"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 g6 3. g3 Bg7 4. Bg2 c6 5. 0-0 f5 6. c4 Nf6 7. Ne5 0-0 8. Nd2 Nbd7 9. Ndf3 Ne4 10. Nxd7 Bxd7 11. Qd3 Be8 12. Bf4 h6 13. Be5 Bf7 14. b3 Rc8 15. Bxg7 Kxg7 16. Ne5 Nf6 17. Rac1 Qd6 18. f4 Rfd8 19. c5 Qc7 20. b4 Be8 21. e3 Ra8 22. a4 a6 23. Bf3 h5 24. h3 Nd7 25. g4 hxg4 26. hxg4 Nxe5 27. dxe5 Bd7 28. Qd4 Kf7 29. g5 e6 30. Kg2 Rh8 31. Rh1 Kg7 32. Be2 Rxh1 33. Rxh1 Rh8 34. Qd1 Qd8 35. Kf2 Rxh1 36. Qxh1 Qh8 37. Qxh8+ Kxh8 38. Ke1 Kg7 39. Kd2 Kf8 40. Kc3 Ke7 41. Bd1 Be8 42. Bc2 Kd8 43. Kd4 Kc7 44. Bd3 Kb8 45. Bc2 Kc7 46. Bb3 Kb8 47. Bd1 Kc7 48. Bf3 Kb8 49. Bg2 Kc7 50. Bh3 Kb8 51. Bf1 Kc7 1/2-1/2

[Event "Oberliga NRW 0203 I"]
[Site "Germany"]
[Date "2003.05.04"]
[Round "9.5"]
[White "Huhndorf, Arnold"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2211"]
[BlackElo "2149"]
[PlyCount "59"]
[EventDate "2002.10.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]
[WhiteTeam "Lohmar"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bf4 Nd5 11. Nc3 Nxf4 12. gxf4 Nc6 13. Rfd1 Nb4 14. Qc1 Bd6 15. a4 Nd5 16. e3 Qe7 17. axb5 Nxc3 18. Qxc3 axb5 19. Qd3 b4 20. Ng5 g6 21. Bxb7 Rxa1 22. Rxa1 c5 23. Bg2 cxd4 24. Qxd4 e5 25. Qe4 exf4 26. Qxe7 Bxe7 27. exf4 Bf6 28. Ra7 Bxb2 29. Bd5 Bd4 30. Rd7 1-0

[Event "Oberliga NRW 0203 I"]
[Site "Germany"]
[Date "2003.02.16"]
[Round "6.5"]
[White "Werbeck, Torsten"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D53"]
[WhiteElo "2242"]
[BlackElo "2149"]
[PlyCount "57"]
[EventDate "2002.10.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]
[WhiteTeam "Krefeld"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Bd3 h6 8. Bh4 a6 9. cxd5 exd5 10. 0-0 c6 11. Rb1 Ne8 12. Bxe7 Qxe7 13. b4 Nd6 14. a4 Nb6 15. Ne5 Nbc4 16. Bxc4 Nxc4 17. Nxc4 dxc4 18. Qf3 Re8 19. b5 axb5 20. axb5 c5 21. b6 Ra3 22. Nb5 Rb3 23. Qd5 cxd4 24. Nxd4 Rc3 25. Qa5 Ra3 26. Qd5 Rc3 27. Qa5 Ra3 28. Qd5 Rc3 29. Qa5 1/2-1/2

[Event "Oberliga NRW 0203 I"]
[Site "Germany"]
[Date "2003.01.05"]
[Round "4.5"]
[White "Grinis, Yevgen"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2124"]
[BlackElo "2149"]
[PlyCount "73"]
[EventDate "2002.10.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]
[WhiteTeam "Duesseldorf"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 0-0 8. Bd3 Nbd7 9. Nf3 Re8 10. 0-0 Nf8 11. Rab1 Bg4 12. Ne5 Bh5 13. b4 a6 14. a4 Ng4 15. Bxe7 Qxe7 16. Nxg4 Bxg4 17. b5 axb5 18. axb5 Qg5 19. Rfe1 Bf3 20. Bf1 Re6 21. bxc6 bxc6 22. Ra1 Rd8 23. Ne2 Rh6 24. Ng3 Bg4 25. Ra6 Bd7 26. Bd3 Qh4 27. Nf1 Ne6 28. Rea1 g5 29. Ra8 Rxa8 30. Rxa8+ Kg7 31. Qb2 g4 32. Qb8 Kf6 33. Qd6 g3 34. fxg3 Qg5 35. Qxd7 Qg4 36. Ra7 Qg7 37. Qxc6 1-0

[Event "Travemuende op 19th"]
[Site "Travemuende"]
[Date "2002.12.30"]
[Round "7"]
[White "Kohn, Sandro"]
[Black "Sawatzki, Joerg"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2149"]
[BlackElo "2261"]
[PlyCount "69"]
[EventDate "2002.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nc6 7. b3 e5 8. dxe5 Nxe5 9. Bb2 Nxf3+ 10. Bxf3 Rb8 11. Nc3 Bh3 12. Re1 Nd7 13. Qd2 a6 14. Nd5 Ne5 15. Bh1 h5 16. f4 Ng4 17. Bxg7 Kxg7 18. Qd4+ f6 19. Bg2 Bxg2 20. Kxg2 c6 21. Nc3 Qa5 22. h3 Nh6 23. e4 Rbd8 24. Rad1 Nf7 25. Re3 Rfe8 26. Qd2 Rh8 27. Ne2 Qxd2 28. Rxd2 Rhe8 29. Kf3 Re7 30. Nd4 Rde8 31. Rde2 Nd8 32. f5 g5 33. Nc2 Nf7 34. Kf2 c5 35. Na3 1/2-1/2

[Event "Travemuende op 19th"]
[Site "Travemuende"]
[Date "2002.12.29"]
[Round "5"]
[White "Kohn, Sandro"]
[Black "Wronn, Bernd"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "2149"]
[BlackElo "2243"]
[PlyCount "128"]
[EventDate "2002.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. Bg5 c6 5. e3 Nbd7 6. a3 Be7 7. Nc3 0-0 8. Qc2 h6 9. Bh4 b6 10. cxd5 exd5 11. Bd3 Bb7 12. 0-0 Rc8 13. Bf5 Nh5 14. Ne5 Bxh4 15. Nxd7 Re8 16. Ne5 Rc7 17. Bh7+ Kh8 18. Nxf7+ Rxf7 19. Bg6 Rxf2 20. Rxf2 Bxf2+ 21. Qxf2 Rf8 22. Qe2 Nf6 23. Rf1 Nd7 24. Rxf8+ Nxf8 25. Bd3 Qg5 26. Qf2 Nd7 27. Qf4 Qxf4 28. exf4 c5 29. Bf5 cxd4 30. Nb5 Nf8 31. Nxa7 g6 32. Bg4 h5 33. Bh3 Nh7 34. Kf2 Nf6 35. Nb5 Ne4+ 36. Ke1 d3 37. Nd4 Kg7 38. Nf3 Kf6 39. Ne5 d2+ 40. Kd1 Nf2+ 41. Kxd2 Nxh3 42. gxh3 g5 43. Nd7+ Ke6 44. Nxb6 gxf4 45. Na4 Ke5 46. Nc5 Bc8 47. a4 Kd4 48. Nd3 f3 49. b4 Bf5 50. Nf2 Kc4 51. b5 d4 52. b6 Bc8 53. Nd3 Bb7 54. h4 Ba8 55. Nf4 Kc5 56. a5 Bb7 57. Ne6+ Kc4 58. Nd8 f2 59. Ke2 d3+ 60. Kxf2 d2 61. Ke2 Kc3 62. Nxb7 Kc2 63. Nc5 d1Q+ 64. Ke3 Qg1+ 0-1

[Event "Travemuende op 19th"]
[Site "Travemuende"]
[Date "2002.12.28"]
[Round "3"]
[White "Kohn, Sandro"]
[Black "Bangiev, Alexander J"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2149"]
[BlackElo "2431"]
[PlyCount "76"]
[EventDate "2002.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. 0-0 Nc6 5. c4 d6 6. Nc3 e5 7. a3 Nge7 8. Rb1 a5 9. d3 0-0 10. Ne1 Be6 11. Nc2 d5 12. cxd5 Nxd5 13. Ne4 b6 14. Ng5 Bc8 15. Ne3 Nde7 16. b4 axb4 17. axb4 cxb4 18. Bd2 Rb8 19. Bxb4 Nxb4 20. Rxb4 Bh6 21. Nf3 Bxe3 22. fxe3 Nd5 23. Rh4 Nxe3 24. Qd2 Nf5 25. Rb4 f6 26. Qa2+ Kh8 27. Qa7 Bd7 28. Rc1 Ne7 29. Nd2 Rc8 30. Rbc4 Rxc4 31. Rxc4 Nc8 32. Qb8 Be6 33. Rc7 Kg8 34. Nc4 Rf7 35. Rc6 Bd7 36. Rc7 Be6 37. Rc6 Bd7 38. Rc7 Be6 1/2-1/2

[Event "Oberliga NRW 0203 I"]
[Site "Germany"]
[Date "2002.12.08"]
[Round "3.4"]
[White "Wisskirchen, Andreas"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D65"]
[WhiteElo "2252"]
[BlackElo "2149"]
[PlyCount "47"]
[EventDate "2002.10.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]
[WhiteTeam "Koeln KKS"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 h6 8. Bh4 a6 9. cxd5 exd5 10. Bd3 c6 11. Qc2 Ne8 12. Bg3 Bd6 13. 0-0 Bxg3 14. hxg3 Nd6 15. Na4 Re8 16. Nc5 Nf6 17. Ne5 Ng4 18. Bh7+ Kf8 19. Nxg4 Bxg4 20. Bd3 Kg8 21. a4 Qg5 22. b4 Rac8 23. Qd2 Bf5 24. Bxf5 1/2-1/2

[Event "Oberliga NRW 0203 I"]
[Site "Germany"]
[Date "2002.11.10"]
[Round "2.6"]
[White "Kohn, Sandro"]
[Black "Neumann, Carsten"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2149"]
[BlackElo "2244"]
[PlyCount "99"]
[EventDate "2002.10.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Dortmund Hansa"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 d6 4. 0-0 e5 5. d4 Nd7 6. c4 Ngf6 7. Nc3 0-0 8. e4 c6 9. h3 Rb8 10. Be3 a6 11. dxe5 dxe5 12. c5 Qe7 13. Qc2 Nxc5 14. Nxe5 Ncxe4 15. Bxe4 Nxe4 16. Nxe4 Qxe5 17. Bf4 Qh5 18. Bxb8 Bxh3 19. Qd1 Qxd1 20. Rfxd1 Rxb8 21. Rd2 Be6 22. Rad1 Be5 23. Nc5 Bg4 24. Rd8+ Rxd8 25. Rxd8+ Kg7 26. b3 b5 27. Nxa6 Kf6 28. Nb4 c5 29. Nd3 Bd4 30. Rb8 Be2 31. Nf4 Bf3 32. Rxb5 g5 33. Ng2 Kf5 34. Ne3+ Ke4 35. Rb7 f5 36. Rxh7 f4 37. gxf4 gxf4 38. Nc4 Kd3 39. Re7 Bd5 40. Nb6 Bf3 41. Nc4 Bd5 42. Nd6 Bf3 43. Nb5 Be2 44. Rd7 Ke4 45. Nxd4 cxd4 46. a4 Kd3 47. b4 Kc3 48. b5 d3 49. b6 d2 50. Rxd2 1-0

[Event "Oberliga NRW 0203 I"]
[Site "Germany"]
[Date "2002.10.06"]
[Round "1.4"]
[White "Wolter, Kai"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "B58"]
[WhiteElo "2270"]
[BlackElo "2149"]
[PlyCount "74"]
[EventDate "2002.10.06"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]
[WhiteTeam "Muenster"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nf3 h6 8. 0-0 Be7 9. Re1 0-0 10. h3 a6 11. Bf1 b5 12. Nd5 Nxd5 13. exd5 Nb8 14. a4 bxa4 15. Rxa4 f5 16. b4 Nd7 17. c4 Bf6 18. Bb2 e4 19. Nd4 Ne5 20. Qa1 Qe8 21. c5 Qg6 22. Kh1 f4 23. Ne6 f3 24. g3 Nd3 25. Bxd3 exd3 26. Bxf6 Rxf6 27. Qa2 Rf5 28. b5 dxc5 29. Kh2 Bd7 30. Rg4 Rg5 31. Nxg5 hxg5 32. d6+ Kh8 33. Qd5 Rf8 34. Rxg5 Qf7 35. Qxd3 Bxb5 36. Qe4 Kg8 37. Rxc5 Bd7 1-0

[Event "Oberliga NRW 9798 I"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "4.6"]
[White "Kohn, Sandro"]
[Black "Wunsch, Axel"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2154"]
[BlackElo "2115"]
[PlyCount "160"]
[EventDate "1997.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]
[WhiteTeam "Godesberg II"]
[BlackTeam "Elberfeld"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d6 2. g3 g6 3. Bg2 Bg7 4. 0-0 Nf6 5. c4 0-0 6. d4 c6 7. Nc3 Qa5 8. h3 Be6 9. d5 cxd5 10. Nd4 dxc4 11. Nxe6 fxe6 12. Bxb7 Nbd7 13. Bxa8 Rxa8 14. Kg2 Nb6 15. e4 Qc5 16. Qe2 Qc6 17. Kh2 Nfd7 18. Bg5 Re8 19. Rad1 Ne5 20. Rfe1 Na4 21. Nxa4 Qxa4 22. b3 cxb3 23. axb3 Qxb3 24. Be3 a5 25. Rb1 Qa4 26. Bf4 Nc6 27. Qg4 Qa2 28. Kg2 a4 29. h4 Rf8 30. h5 Ne5 31. Qd1 g5 32. Re2 Qc4 33. Bxg5 Bf6 34. Bh6 Ra8 35. Rc1 Qb3 36. Re3 Qxd1 37. Rxd1 Ng4 38. Ra3 Nxh6 39. Rb1 Ra5 40. Rb4 Rxh5 41. Rb8+ Kf7 42. Rxa4 Rc5 43. Ra2 Ng4 44. Rb4 Bc3 45. Rba4 Be1 46. f4 Ne3+ 47. Kf3 Nc2 48. g4 e5 49. fxe5 dxe5 50. Ra8 Bh4 51. Rh8 Nd4+ 52. Kg2 Kg7 53. Raa8 Bf6 54. Rhg8+ Kh6 55. Ra2 Bg7 56. g5+ Kg6 57. Kg3 Rc3+ 58. Kg4 Re3 59. Ra6+ Kf7 60. Rc8 Rxe4+ 61. Kg3 Ne6 62. Ra7 Nxg5 63. Rcc7 Bf6 64. Rab7 h5 65. Kg2 h4 66. Rc2 h3+ 67. Kh2 Re3 68. Rcc7 Re2+ 69. Kh1 e4 70. Rc5 Nf3 71. Rxe7+ Bxe7 72. Rf5+ Ke6 73. Rf6+ Kd5 74. Rd6+ Ke5 75. Re6+ Kf5 76. Rf6+ Kg4 77. Rf4+ Kh5 78. Rh4+ Nxh4 79. Kg1 h2+ 80. Kf1 Ra2 0-1

[Event "Oberliga NRW 9798 I"]
[Site "Germany"]
[Date "1997.??.??"]
[Round "3.8"]
[White "Waechtler, Frank"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B88"]
[WhiteElo "2235"]
[BlackElo "2154"]
[PlyCount "88"]
[EventDate "1997.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]
[WhiteTeam "Siegen"]
[BlackTeam "Godesberg II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. 0-0 Be7 8. Be3 0-0 9. Kh1 a6 10. a4 Qc7 11. Nxc6 bxc6 12. f4 d5 13. Bd3 c5 14. e5 Nd7 15. Bf2 Bb7 16. b3 f5 17. exf6 Bxf6 18. Qe1 Bxc3 19. Qxc3 Rxf4 20. Bg3 Rxf1+ 21. Rxf1 Qc6 22. Qd2 Rf8 23. Rxf8+ Nxf8 24. Qg5 c4 25. Be5 Qd7 26. Be2 h6 27. Qg4 cxb3 28. cxb3 Qe7 29. h4 Nd7 30. Bc3 e5 31. Bb4 Qf7 32. Bd6 e4 33. Kh2 Nf6 34. Qf5 Ne8 35. Qe5 Nxd6 36. Qxd6 Kh7 37. b4 Qf6 38. Qg3 d4 39. b5 axb5 40. Bxb5 d3 41. Qe1 Qe5+ 42. Kh1 Qf4 43. Kg1 d2 44. Qe2 e3 0-1

[Event "Oberliga NRW 9697 I"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "2.8"]
[White "Fracasso Fuellbeck, Massimo"]
[Black "Kohn, Sandro"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "81"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]
[WhiteTeam "Solingen II"]
[BlackTeam "Godesberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 Nbd7 7. Be2 h6 8. Bh4 a6 9. 0-0 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. Nd2 c5 13. f3 cxd4 14. exd4 Nc5 15. Bxb5 Qxd4+ 16. Bf2 Qb4 17. Be2 Qxb2 18. Rc1 Rfd8 19. Rc2 Qb4 20. Qc1 Rac8 21. Rb2 Qf4 22. Nb3 Qxc1 23. Nxc1 Nd5 24. Ne4 Nxe4 25. fxe4 Nf4 26. Rxb7 Rxc1 27. Bxa6 Rxf1+ 28. Bxf1 Bf6 29. g3 Ng6 30. a4 Bc3 31. Rb3 Ba5 32. Rb5 Bc7 33. a5 Ne5 34. a6 Ra8 35. Rb7 Bd6 36. Bb5 Ng4 37. Bb6 Ne5 38. a7 g5 39. Bc7 Bc5+ 40. Kg2 f6 41. Rb8+ 1-0

[Event "Oberliga NRW 9697 I"]
[Site "Germany"]
[Date "1996.??.??"]
[Round "4.8"]
[White "Sparwel, Oliver"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "A05"]
[PlyCount "54"]
[EventDate "1996.10.??"]
[EventType "team"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]
[WhiteTeam "Suedlohn"]
[BlackTeam "Godesberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 Nf6 2. c3 d5 3. d3 c5 4. Qc2 Nc6 5. e4 Bg4 6. Be2 e6 7. b3 Be7 8. Nbd2 0-0 9. Bb2 b5 10. d4 dxe4 11. Nxe4 cxd4 12. Bxb5 dxc3 13. Bxc3 Bxf3 14. Bxc6 Bxe4 15. Bxe4 Rc8 16. Bd3 Nd5 17. Bc4 Nxc3 18. Qxc3 Bf6 19. Qc1 Qa5+ 20. Kf1 Bxa1 21. Qxa1 Rfd8 22. g3 Rd2 23. a4 Qc5 24. Qe1 Rcd8 25. Kg2 Qc6+ 26. Kh3 Qf3 27. Rf1 R8d5 0-1

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "10"]
[White "Brugger, Hugo"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D04"]
[PlyCount "104"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. b3 Nf6 3. Bb2 Bf5 4. Nf3 e6 5. e3 Nbd7 6. Bd3 Bxd3 7. cxd3 Be7 8. 0-0 0-0 9. Nbd2 Rc8 10. Ne5 c5 11. f4 cxd4 12. Bxd4 Bc5 13. Nxd7 Nxd7 14. Bxc5 Rxc5 15. Rc1 Qb6 16. d4 Rc6 17. Nf3 f6 18. Rf2 Rfc8 19. Rfc2 Nb8 20. Qd3 Rxc2 21. Rxc2 Rxc2 22. Qxc2 Qc6 23. Ne1 Qxc2 24. Nxc2 Nc6 25. Kf2 Kf7 26. Ke2 Ke7 27. Kd3 Kd7 28. Kc3 Ne7 29. Ne1 Nf5 30. Kd3 Kc6 31. Nc2 h5 32. g3 g6 33. Ne1 Kb5 34. Nc2 h4 35. gxh4 Nxh4 36. Ke2 Nf5 37. Kf3 Nd6 38. Ke2 Ne4 39. Ke1 a5 40. a4+ Kc6 41. Na3 Nd6 42. Kd2 Nf5 43. Ke2 Nh6 44. Kf3 Nf5 45. Ke2 Nd6 46. Kd3 Ne4 47. Ke2 Kd6 48. Nb5+ Ke7 49. Na3 e5 50. fxe5 fxe5 51. Nb5 Kd7 52. Kf3 Nd2+ 1/2-1/2

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "4"]
[White "Gantner, Ralf"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "107"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 Nc6 6. Bc4 Nb6 7. Bb3 d6 8. exd6 e6 9. Nc3 Bxd6 10. Nf3 0-0 11. 0-0 Be7 12. Be3 Bf6 13. Ne4 h6 14. Qd2 Nd5 15. Rac1 Nxe3 16. fxe3 Be7 17. Rfd1 Nb4 18. a3 Nd5 19. Nc3 Nxc3 20. Rxc3 Bd7 21. e4 Qb6 22. Kh1 Rac8 23. Rdc1 Rxc3 24. Rxc3 Bd6 25. e5 Be7 26. Qd3 Bb5 27. Qd2 Rd8 28. Bc4 Bc6 29. Rb3 Qc7 30. Rc3 Qd7 31. Rd3 Be4 32. Rb3 b6 33. Bb5 Qd5 34. Qc3 Bxf3 35. gxf3 Qxd4 36. Qxd4 Rxd4 37. Rc3 Rd5 38. Rc8+ Bf8 39. a4 Rxe5 40. Ra8 a5 41. Rb8 Re3 42. Kg2 Rb3 43. Rxb6 Rxb2+ 44. Kg3 g6 45. Ra6 Bb4 46. Ra8+ Kg7 47. Ra6 Be1+ 48. Kf4 Rxh2 49. Bc6 g5+ 50. Ke3 Bb4 51. Ra8 h5 52. Rb8 Rh4 53. Rb7 Rf4 54. Rb5 0-1

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "9"]
[White "Klaus, Ingo"]
[Black "Kohn, Sandro"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "207"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Nd4 8. Nd1 e5 9. c3 Ne6 10. Ne2 Ne7 11. 0-0 d5 12. exd5 Nxd5 13. Bh6 0-0 14. Bxg7 Kxg7 15. Ne3 Nxe3 16. Qxe3 Qc7 17. d4 exd4 18. cxd4 cxd4 19. Nxd4 Qb6 20. Nxe6+ Bxe6 21. Qxb6 axb6 22. a3 Rac8 23. Rfc1 Rxc1+ 24. Rxc1 Rd8 25. Be4 Rd4 26. f3 Bd5 27. Bxd5 Rxd5 28. Rc2 Rd3 29. Kf2 b5 30. g4 b4 31. axb4 Rb3 32. Rc4 Kf6 33. h4 h6 34. Rf4+ Ke6 35. g5 hxg5 36. hxg5 Rxb2+ 37. Ke3 b5 38. Rd4 Ke5 39. f4+ Ke6 40. Re4+ Kd6 41. Kd3 Kd5 42. Re5+ Kc6 43. Re7 Kd5 44. Kc3 Rf2 45. Rxf7 Ke4 46. f5 Rxf5 47. Re7+ Kf4 48. Kd4 Kxg5 49. Rg7 Kf6 50. Rg8 Rf4+ 51. Kc5 Rf5+ 52. Kb6 g5 53. Rf8+ Ke5 54. Rc8 Kf4 55. Rc5 Rxc5 56. bxc5 b4 57. c6 b3 58. c7 b2 59. c8Q b1Q+ 60. Ka7 Qa2+ 61. Kb6 Qb3+ 62. Ka6 Qa4+ 63. Kb6 Qd4+ 64. Ka6 g4 65. Qc7+ Kf3 66. Qc6+ Qe4 67. Qc3+ Kf2 68. Qf6+ Qf3 69. Qd4+ Kg2 70. Qd2+ Qf2 71. Qd5+ Kg1 72. Ka5 Qe1+ 73. Ka4 g3 74. Qc5+ Qf2 75. Qc1+ Kh2 76. Qh6+ Kg2 77. Qc6+ Qf3 78. Qc2+ Kf1 79. Qc1+ Kf2 80. Qd2+ Qe2 81. Qd4+ Qe3 82. Qf6+ Ke2 83. Qa6+ Kd2 84. Qd6+ Qd3 85. Qb4+ Ke3 86. Qe1+ Kf3 87. Qh1+ Kg4 88. Qc6 Qd4+ 89. Ka3 Qf2 90. Qc8+ Qf5 91. Qg8+ Kf4 92. Qc4+ Qe4 93. Qc7+ Kf3 94. Qf7+ Kg2 95. Qg7 Qe3+ 96. Ka4 Kf3 97. Ka5 g2 98. Qf6+ Qf4 99. Qc3+ Kg4 100. Qe1 Kf5 101. Qb1+ Kg4 102. Qd1+ Kg3 103. Qb3+ Kh2 104. Qc2 0-1

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "6"]
[White "Kohn, Sandro"]
[Black "Botschek, Martin"]
[Result "0-1"]
[ECO "E68"]
[PlyCount "98"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 e5 8. e4 a5 9. h3 h6 10. Be3 Nh5 11. Re1 exd4 12. Nxd4 Ne5 13. b3 Bd7 14. Rc1 Nc6 15. Nf5 Nf6 16. Nxg7 Kxg7 17. Nd5 Be6 18. Qd2 Ng8 19. f4 f6 20. Kh2 b6 21. Rcd1 Qd7 22. Qb2 Rae8 23. Bd2 Bxd5 24. cxd5 Nd8 25. Bc3 Nb7 26. Qd2 Nc5 27. Qd4 Qe7 28. Re3 h5 29. Rde1 Nd7 30. Bf1 Nh6 31. Bb5 Qd8 32. Bd3 Re7 33. Rg1 Qe8 34. g4 hxg4 35. hxg4 Rh8 36. Kg3 Kf7 37. Rge1 Rh7 38. Bb5 Qh8 39. Bxd7 Rxd7 40. e5 Nxg4 41. Kxg4 Rh4+ 42. Kg3 Rh2 43. e6+ Kg8 44. Kf3 Qh5+ 45. Ke4 Qf5+ 46. Kf3 Rdh7 47. Rg1 R7h3+ 48. Rg3 Rxg3+ 49. Kxg3 Qh3# 0-1

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "8"]
[White "Kohn, Sandro"]
[Black "Hofstetter, Hans Joachim"]
[Result "0-1"]
[ECO "E11"]
[PlyCount "86"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 a5 5. g3 Ne4 6. Bg2 0-0 7. 0-0 d5 8. Bf4 Bd6 9. Bxd6 cxd6 10. cxd5 exd5 11. Nbd2 Nc6 12. e3 a4 13. a3 Re8 14. Qc2 Qe7 15. Rac1 Bd7 16. Qb1 Bg4 17. Qa2 Ra5 18. Rc2 Bf5 19. Rcc1 h6 20. Rfe1 Qe6 21. Nxe4 Bxe4 22. Red1 Rb5 23. Bf1 Rb6 24. Nd2 Na5 25. Rc3 Qf5 26. Bg2 Bxg2 27. Kxg2 Rc6 28. Rdc1 Rec8 29. Qb1 Qxb1 30. Nxb1 Nc4 31. R1c2 Kf8 32. Kf1 Re8 33. Nd2 b5 34. Nf3 Rb6 35. Ne1 b4 36. axb4 Rxb4 37. Nd3 Rb5 38. Nf4 Nxb2 39. Nxd5 Nd1 40. Nc7 Nxc3 41. Nxe8 Rb3 42. Nxd6 a3 43. Rc1 a2 0-1

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "11"]
[White "Kohn, Sandro"]
[Black "Judas, Sven"]
[Result "1/2-1/2"]
[ECO "E10"]
[PlyCount "29"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 g6 5. Nc3 Bg7 6. Bd3 0-0 7. 0-0 Na6 8. Qe2 d6 9. b3 Qe7 10. Bb2 e5 11. dxe5 dxe5 12. e4 Bg4 13. h3 Bxf3 14. Qxf3 Nb4 15. Rfd1 1/2-1/2

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "5"]
[White "Kohn, Sandro"]
[Black "Kuehn, M."]
[Result "1-0"]
[ECO "D58"]
[BlackElo "2270"]
[PlyCount "55"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 0-0 7. e3 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. b4 c6 12. 0-0 Qd6 13. Qb3 Re8 14. Rfd1 Nd7 15. Ne1 Rad8 16. Bf3 Nf8 17. b5 Ne6 18. bxc6 Bxc6 19. g3 Qd7 20. Bg2 Ng5 21. Qb2 Bb7 22. a4 Rc8 23. Rac1 Rc4 24. h4 Ne6 25. Nd3 g5 26. hxg5 hxg5 27. Nb4 Rxc3 28. Rxc3 1-0

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "2"]
[White "Kohn, Sandro"]
[Black "Mueller, F."]
[Result "1/2-1/2"]
[ECO "D68"]
[PlyCount "56"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Be7 4. Nc3 Nf6 5. Bg5 0-0 6. e3 Nbd7 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Nxc3 12. Rxc3 e5 13. Qc2 exd4 14. exd4 Nb6 15. Re1 Qf6 16. Bb3 Bg4 17. Re5 Rad8 18. Ng5 Qg6 19. Qxg6 hxg6 20. Re7 Nd5 21. Bxd5 Rxd5 22. Nf3 Bxf3 23. gxf3 Rb5 24. Rb3 Rxb3 25. axb3 Rd8 26. Rxb7 Rxd4 27. Rxa7 Rd3 28. Ra3 Rd2 1/2-1/2

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "1"]
[White "Steinberger, Hans Bert"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "B25"]
[PlyCount "111"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 e6 7. d3 Nge7 8. 0-0 0-0 9. h3 Rb8 10. a4 a6 11. Kh1 b5 12. axb5 axb5 13. Qe1 Bd7 14. g4 b4 15. Ne2 f5 16. exf5 exf5 17. g5 Re8 18. c3 Qc8 19. Bd2 Be6 20. Qf2 Bf7 21. Ne1 bxc3 22. Bxc3 Nd5 23. Bxg7 Kxg7 24. Nc3 Ne3 25. Rg1 Nxg2 26. Nxg2 Qb7 27. Rab1 Nd4 28. Rge1 Rxe1+ 29. Qxe1 Re8 30. Qf2 Bd5 31. Nxd5 Qxd5 32. Re1 Re6 33. Rxe6 Nxe6 34. Qe2 Kf7 35. Kh2 Nd4 36. Qe3 Qe6 37. Qxe6+ Kxe6 38. Kg3 Nc6 39. Kf3 Kd5 40. Ke3 Nd4 41. Ne1 Ne6 42. Nc2 Kc6 43. b4 Nc7 44. bxc5 dxc5 45. Na3 Nd5+ 46. Kf3 Nb4 47. Ke3 Nd5+ 48. Kf3 Nb4 49. Ke3 Kd5 50. Nc4 Nc2+ 51. Kf3 Kd4 52. Ne5 Ne1+ 53. Ke2 Nc2 54. Kf3 Nb4 55. Ke2 Nd5 56. Kf3 1/2-1/2

[Event "Bundeswehr-ch"]
[Site "Stetten"]
[Date "1988.??.??"]
[Round "3"]
[White "Walz, Juergen"]
[Black "Kohn, Sandro"]
[Result "1/2-1/2"]
[ECO "D00"]
[PlyCount "103"]
[EventDate "1988.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 c6 4. c4 dxc4 5. Nc3 e6 6. e4 Be7 7. Nge2 0-0 8. 0-0 Nbd7 9. Bf4 Nb6 10. a4 a5 11. b3 Nh5 12. Be3 Bd7 13. d5 exd5 14. exd5 Nxd5 15. Nxd5 cxd5 16. Qxd5 Nf6 17. Qxc4 Rc8 18. Qd3 Be6 19. Qxd8 Rfxd8 20. Bb6 Rd2 21. Nd4 Nd5 22. Nxe6 Nxb6 23. Nf4 Bd6 24. Rac1 Rcc2 25. Rxc2 Rxc2 26. Rd1 Be7 27. Nd5 Nxd5 28. Rxd5 b6 29. Bf1 g6 30. Rd3 Bc5 31. Rf3 Kg7 32. Bc4 f6 33. h3 Bd4 34. h4 h6 35. Kf1 g5 36. hxg5 hxg5 37. g4 Kf8 38. Ke1 Ke7 39. Kd1 Rb2 40. Rd3 Bxf2 41. Rd2 Rxd2+ 42. Kxd2 Kd6 43. Bd3 Ke5 44. Kc3 Kf4 45. Bf5 Be1+ 46. Kc4 Bb4 47. Bd7 Ke3 48. Bf5 Kf4 49. Bd7 Be7 50. Bf5 Bd8 51. b4 axb4 52. Kxb4 1/2-1/2

