[Event "Porz op 24th"]
[Site "Cologne"]
[Date "1990.??.??"]
[Round "4"]
[White "Ozlugedik, M."]
[Black "Coen, Guenter"]
[Result "0-1"]
[ECO "E20"]
[PlyCount "34"]
[EventDate "1990.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Bd2 c5 5. dxc5 Bxc5 6. e3 Nc6 7. Nf3 0-0 8. Bd3 d5 9. cxd5 exd5 10. 0-0 Bg4 11. Be2 a6 12. Rc1 Ba7 13. Nh4 Be6 14. b3 Ne4 15. Nf3 Qd6 16. h3 Bb8 17. g4 Ng5 0-1

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1989.??.??"]
[Round "1"]
[White "Moehrmann, Marcus"]
[Black "Coen, Guenter"]
[Result "1-0"]
[ECO "C06"]
[PlyCount "78"]
[EventDate "1989.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. 0-0 cxd4 9. cxd4 Be7 10. a3 Nxd4 11. Nxd4 Qxd4 12. Nf3 Qb6 13. Qa4 0-0 14. Be3 Nc5 15. Bxh7+ Kxh7 16. Qc2+ Kg8 17. b4 Qd8 18. Bxc5 Bxc5 19. Qxc5 b6 20. Qe3 Ba6 21. Rfd1 Rc8 22. Rd4 Rc4 23. Rc1 Rxd4 24. Qxd4 Qe7 25. h4 f6 26. exf6 Qxf6 27. Rc7 Rf7 28. Rxf7 Qxf7 29. Qe5 Bc8 30. Ng5 Qd7 31. Qd4 Qc7 32. Qe3 e5 33. f3 Bf5 34. g4 d4 35. Qb3+ Kf8 36. gxf5 Qc1+ 37. Kg2 Qd2+ 38. Kh3 Ke7 39. Qf7+ Kd6 1-0

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "6"]
[White "Coen, Guenter"]
[Black "Barbier, Rene"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "1248"]
[BlackElo "1400"]
[PlyCount "55"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Nf3 Nc6 6. Bb5 Nge7 7. a3 Bxc3+ 8. bxc3 cxd4 9. Bxc6+ bxc6 10. cxd4 0-0 11. 0-0 h6 12. c3 Nf5 13. Re1 f6 14. Qc2 fxe5 15. Nxe5 Qf6 16. Nxc6 Bd7 17. Ne5 Be8 18. a4 g5 19. Ba3 Nxd4 20. cxd4 Bxa4 21. Qg6+ Qxg6 22. Nxg6 Rf6 23. Ne5 Rc8 24. Bc5 Bb5 25. Rxa7 Rb8 26. h3 Bc4 27. Ng4 Rff8 28. Bxf8 1-0

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "1"]
[White "Coen, Guenter"]
[Black "Hermann, Thomas"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1248"]
[BlackElo "1976"]
[PlyCount "72"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nxc6 bxc6 7. Bc4 Be7 8. f3 0-0 9. Be3 Bb7 10. Qd2 d5 11. exd5 cxd5 12. Bb3 d4 13. Bxd4 Qxd4 14. 0-0-0 Qxd2+ 15. Rxd2 Bb4 16. Rd3 Rfd8 17. Rhd1 Ba5 18. Nb5 Rxd3 19. Rxd3 Ba6 20. Bd5 Bxb5 21. Bxa8 Bxd3 22. cxd3 Kf8 23. Kc2 Ke7 24. Kb3 Kd6 25. Kc4 Bb6 26. g4 Nd7 27. Be4 Nf6 28. Ba8 Bg1 29. h3 h5 30. b4 h4 31. a4 Nh7 32. a5 Ng5 33. f4 exf4 34. Bg2 f3 35. Bf1 Ne6 36. b5 Bc5 0-1

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "9"]
[White "Coen, Guenter"]
[Black "Michels, Franz Josef"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "1248"]
[BlackElo "1640"]
[PlyCount "76"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Nf6 5. fxe5 Nxe5 6. Nxe5 dxe5 7. 0-0 Bc5+ 8. Kh1 0-0 9. d3 Ng4 10. Qf3 Be6 11. h3 Qh4 12. Nd2 Bxc4 13. Qxg4 Qxg4 14. hxg4 Be6 15. Nf3 f6 16. Nh2 g5 17. Rf3 Kg7 18. Be3 Bxe3 19. Rxe3 Rh8 20. Kg1 c5 21. c3 b5 22. a3 a5 23. Rb1 Rhd8 24. b3 b4 25. axb4 axb4 26. c4 Ra2 27. Kf1 Rd2 28. Ra1 R8xd3 29. Rxd3 Rxd3 30. Ra5 Rxb3 31. Rxc5 Rc3 32. Rc7+ Kg6 33. c5 b3 34. Nf3 Bxg4 35. Nd2 b2 36. Rb7 Rc2 37. c6 Rxd2 38. c7 Rc2 0-1

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "3"]
[White "Coen, Guenter"]
[Black "Sponheim, Marko"]
[Result "0-1"]
[ECO "B75"]
[WhiteElo "1248"]
[BlackElo "1856"]
[PlyCount "96"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 d6 8. Bc4 Qb6 9. Bb3 Nxe4 10. Nxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. Ba4+ Bd7 14. Bxd7+ Kxd7 15. 0-0-0 Ne6 16. Rd2 Rac8 17. Rhd1 Kc7 18. Rd3 Nf4 19. Rc3+ Kb8 20. Rxc8+ Kxc8 21. Rd2 Kc7 22. g3 Ne6 23. Rd3 h5 24. h4 f6 25. b3 g5 26. hxg5 fxg5 27. Nf2 h4 28. gxh4 gxh4 29. Nh3 Rg8 30. Rc3+ Kd7 31. Rc4 Rh8 32. Kd2 Ng7 33. Rf4 Rh5 34. Rg4 Nf5 35. Rg5 Ng3 36. Rxh5 Nxh5 37. Ke3 Ke6 38. Nf4+ Nxf4 39. Kxf4 h3 40. Kg3 Kf5 41. Kxh3 Kf4 42. Kg2 Ke3 43. Kg3 b5 44. c4 bxc4 45. bxc4 Kd4 46. Kf4 Kxc4 47. Ke4 d5+ 48. Ke3 Kc3 0-1

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "2"]
[White "Demuth, Juergen"]
[Black "Coen, Guenter"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1760"]
[BlackElo "1248"]
[PlyCount "49"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. Nf3 e6 2. d3 f5 3. g3 b6 4. Bg2 Bb7 5. Nbd2 Nf6 6. 0-0 Be7 7. c4 0-0 8. b3 c5 9. Bb2 Nc6 10. Re1 Qc7 11. e4 fxe4 12. dxe4 d6 13. e5 Nxe5 14. Nxe5 Bxg2 15. Kxg2 dxe5 16. Rxe5 Qc6+ 17. Qf3 Rac8 18. Rae1 Ng4 19. Qxc6 Rxf2+ 20. Kh3 Rxc6 21. R5e2 Rxe2 22. Rxe2 Bf6 23. Kxg4 Bxb2 24. Nf3 Bf6 25. Rd2 1/2-1/2

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "5"]
[White "Lienen, Joachim"]
[Black "Coen, Guenter"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1720"]
[BlackElo "1248"]
[PlyCount "57"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. Bc4 Nc6 5. 0-0 0-0 6. d3 h6 7. Nd5 Nxd5 8. exd5 Ne7 9. Nxe5 d6 10. Nf3 Bg4 11. Be3 Bxe3 12. fxe3 Nf5 13. Qe1 Re8 14. e4 c6 15. Qf2 Ne7 16. dxc6 Nxc6 17. Bxf7+ Kxf7 18. Ne5+ Kg8 19. Nxg4 Rf8 20. Qxf8+ Qxf8 21. Rxf8+ Rxf8 22. c3 h5 23. Ne3 Rf6 24. Rf1 Kf7 25. Rxf6+ Kxf6 26. Kf2 g6 27. d4 b6 28. Kf3 a6 29. Nc4 1-0

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "8"]
[White "Struckhof, Rolf"]
[Black "Coen, Guenter"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1800"]
[BlackElo "1248"]
[PlyCount "45"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 b6 2. e4 e6 3. Bd3 Bb7 4. Nf3 Nf6 5. Qe2 Be7 6. 0-0 Nc6 7. c3 d5 8. e5 Nd7 9. Ne1 0-0 10. f4 f5 11. exf6 Rxf6 12. Nf3 Rh6 13. f5 Rf6 14. Bg5 e5 15. dxe5 Rf8 16. f6 gxf6 17. Bh6 Rf7 18. e6 Bc5+ 19. Kh1 Re7 20. Qe1 Nf8 21. Qg3+ Ng6 22. Bxg6 Bd6 23. Bf7+ 1-0

[Event "St Ingbert op"]
[Site "St Ingbert"]
[Date "1988.??.??"]
[Round "4"]
[White "Zimmer, Elke"]
[Black "Coen, Guenter"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1840"]
[BlackElo "1248"]
[PlyCount "73"]
[EventDate "1988.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. Be2 Ng4 7. Bxg4 Qh4 8. d4 Bxg4 9. Qd3 0-0-0 10. Be3 Bxd4 11. Bxd4 c5 12. Nd5 cxd4 13. 0-0 c6 14. Nb4 Be6 15. Qf3 Qg4 16. Qa3 Kb8 17. f3 Qg6 18. Nd3 Bc4 19. Rfd1 Qd6 20. b4 Rhe8 21. Qb2 Bxd3 22. Rxd3 c5 23. bxc5 Qxc5 24. Rad1 Rd6 25. Rxd4 Red8 26. c3 Rb6 27. Qf2 Rxd4 28. cxd4 Qd6 29. Qc2 Rc6 30. Qb3 Qc7 31. Qb4 a5 32. Qa3 Rh6 33. e5 f6 34. Rc1 Qb6 35. Qd6+ Qxd6 36. exd6 f5 37. d7 1-0

