[Event "GER Seniors Derby 16th"]
[Site "Wesel Undeloh"]
[Date "2017.03.19"]
[Round "7"]
[White "Bosser, Heinz Dieter"]
[Black "Kott, Frydolin"]
[Result "1-0"]
[ECO "E40"]
[WhiteElo "2023"]
[BlackElo "1845"]
[PlyCount "49"]
[EventDate "2017.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Bxc3+ 5. bxc3 0-0 6. a4 d5 7. Nf3 Ne4 8. Qc2 c6 9. a5 f5 10. Bd3 Nd7 11. 0-0 Qf6 12. Nd2 Qh4 13. Ba3 Rf6 14. Be7 Ng5 15. Bxf6 Nxf6 16. f3 Qh6 17. Rae1 Bd7 18. f4 Ng4 19. h3 Nxh3+ 20. gxh3 Qxh3 21. Nf3 dxc4 22. Bxc4 b5 23. Bb3 Rf8 24. Qg2 Qh5 25. Ne5 1-0

[Event "GER Seniors Derby 16th"]
[Site "Wesel Undeloh"]
[Date "2017.03.18"]
[Round "5"]
[White "Kott, Frydolin"]
[Black "Bernstein, Reiner"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "1845"]
[BlackElo "1660"]
[PlyCount "72"]
[EventDate "2017.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nf3 Nf6 5. Nc3 Bb4 6. Bd2 0-0 7. e3 Bg4 8. h3 Bh5 9. Be2 c6 10. Qb3 Bxc3 11. Bxc3 Qc7 12. Bb4 Re8 13. Qa3 Ne4 14. Qd3 Nd7 15. 0-0 Bg6 16. Qd1 a5 17. Be1 h6 18. Nd2 Ndf6 19. a4 Qb6 20. Qc1 Nxd2 21. Bxd2 Ne4 22. Be1 Qc7 23. Bf3 Ng5 24. Qd1 Be4 25. Bxe4 Rxe4 26. Qd3 Rae8 27. Bd2 Rh4 28. f4 Ne4 29. Rf3 Rh5 30. g4 Nxd2 31. Qxd2 Rh4 32. Qf2 g5 33. Kg2 Qe7 34. Re1 Qe4 35. Kg3 Qh7 36. Kg2 Qe4 1/2-1/2

[Event "GER Seniors Derby 16th"]
[Site "Wesel Undeloh"]
[Date "2017.03.17"]
[Round "3"]
[White "Kott, Frydolin"]
[Black "Sommer, Stefan1"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1845"]
[BlackElo "1531"]
[PlyCount "44"]
[EventDate "2017.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 g6 3. Bxf6 exf6 4. a3 d5 5. e3 Bg7 6. c3 0-0 7. Nf3 Nd7 8. Qb3 Ne5 9. Be2 Be6 10. Nd4 Bg4 11. f3 Bc8 12. a4 c6 13. Na3 f5 14. f4 Nd7 15. Nf3 Qe7 16. Nc2 Nf6 17. 0-0 Ng4 18. g3 Nf6 19. Rad1 Be6 20. Qa3 Rfe8 21. Nfd4 Rac8 22. Bf3 Qc7 1/2-1/2

[Event "GER Seniors Derby 16th"]
[Site "Wesel Undeloh"]
[Date "2017.03.17"]
[Round "4"]
[White "Leppert, Hans Juergen"]
[Black "Kott, Frydolin"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "1788"]
[BlackElo "1845"]
[PlyCount "57"]
[EventDate "2017.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 d6 6. a3 Bxc3 7. Qxc3 Qe7 8. b4 b6 9. Be2 Bb7 10. 0-0 h6 11. d4 exd4 12. exd4 0-0 13. Re1 Rae8 14. d5 Ne4 15. Qc2 Qf6 16. Bb2 Ne5 17. Bxe5 Rxe5 18. Nxe5 Qxf2+ 19. Kh1 Qe3 20. Ng4 Nf2+ 21. Nxf2 Qxf2 22. Bd3 Qh4 23. Re4 Qd8 24. Rae1 Bc8 25. Re7 Bd7 26. Qe2 g6 27. Qb2 c6 28. Qf6 Be8 29. Bxg6 1-0

[Event "GER Seniors Derby 16th"]
[Site "Wesel Undeloh"]
[Date "2017.03.16"]
[Round "2"]
[White "Hoecker, Horst"]
[Black "Kott, Frydolin"]
[Result "0-1"]
[ECO "A33"]
[WhiteElo "1659"]
[BlackElo "1845"]
[PlyCount "54"]
[EventDate "2017.03.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. a3 Bc5 7. Nxc6 bxc6 8. b4 Be7 9. Bb2 0-0 10. g3 d5 11. cxd5 exd5 12. Bg2 Bf5 13. 0-0 Qd7 14. e4 Bh3 15. exd5 Bxg2 16. Kxg2 cxd5 17. Qd4 Rac8 18. Rfe1 Rc4 19. Qd3 Rd8 20. Rad1 Qc7 21. Rxe7 Qxe7 22. Nxd5 Nxd5 23. Qxc4 Ne3+ 24. fxe3 Rxd1 25. Qc3 Qe4+ 26. Kf2 Qf5+ 27. Kg2 Qf1# 0-1

