[Event "Berliner Sommer 08th"]
[Site "Berlin"]
[Date "1990.08.13"]
[Round "3"]
[White "Welz, Peter"]
[Black "Koppens, Paul"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2130"]
[BlackElo "2340"]
[PlyCount "61"]
[EventDate "1990.08.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 f6 7. Bf4 Nd7 8. Bg3 Qb6 9. Bg2 fxe5 10. dxe5 Qxb2 11. Rb1 Qa3 12. Rxb7 Bb4 13. 0-0 0-0-0 14. Rxb4 Qxb4 15. Qd2 Nb6 16. Rb1 Qc5 17. Nd4 Bf7 18. Nce2 Ne7 19. Nf4 Kd7 20. Nb3 Qa3 21. Qd4 Ng6 22. Nc5+ Ke7 23. Rb3 Qc1+ 24. Bf1 Rb8 25. Ncxe6 Nd7 26. Nxg7 Rxb3 27. Nf5+ Kd8 28. axb3 Ngxe5 29. Qxa7 Nf3+ 30. Kg2 Nde5 31. Qe7+ 1-0

[Event "Berliner Sommer 06th"]
[Site "Berlin West"]
[Date "1988.??.??"]
[Round "2"]
[White "Balashov, Yuri S"]
[Black "Koppens, Paul"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2540"]
[BlackElo "2200"]
[PlyCount "87"]
[EventDate "1988.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. g3 Be7 8. Bg2 Nbd7 9. Qe2 dxe4 10. dxe4 Qc7 11. a4 a5 12. Nc4 Bb4+ 13. c3 Be7 14. 0-0 0-0 15. Bd2 Rfd8 16. Rfc1 h6 17. b4 b6 18. Bf4 e5 19. Bd2 Nh7 20. h4 Nhf8 21. Bh3 Nf6 22. Ra2 Ne8 23. Qh5 Bf6 24. Be3 Rab8 25. Rd1 Nd6 26. Nxd6 Rxd6 27. bxa5 bxa5 28. Bf1 Ne6 29. Bc4 Rbd8 30. Rb1 Rb8 31. Rab2 Rxb2 32. Rxb2 Qd7 33. Rb8+ Nd8 34. Bb6 Kh7 35. Kg2 g6 36. Qf3 Kg7 37. Bc5 Rd2 38. Bf8+ Kxf8 39. Qxf6 Qc7 40. Ra8 Ke8 41. Qh8+ Ke7 42. Qxh6 Qb7 43. Qxd2 Qxa8 44. Qg5+ 1-0

[Event "Berliner Sommer 06th"]
[Site "Berlin West"]
[Date "1988.??.??"]
[Round "6"]
[White "Costa, Jean Luc"]
[Black "Koppens, Paul"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2350"]
[BlackElo "2200"]
[PlyCount "73"]
[EventDate "1988.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "TD"]
[Source "ChessBase"]
[SourceDate "1994.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1994.03.01"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 Nf6 4. dxc6 Nxc6 5. Nf3 e5 6. d3 Bc5 7. Be2 0-0 8. 0-0 h6 9. a3 a5 10. Nc3 Bf5 11. Be3 Bxe3 12. fxe3 Qb6 13. Qd2 Rad8 14. Ne1 Ne7 15. Rd1 Ne4 16. Nxe4 Bxe4 17. Qc1 Bg6 18. Kh1 Nc6 19. g3 Rd7 20. Bg4 f5 21. Be2 Rfd8 22. Ng2 f4 23. c5 Qb3 24. d4 Bf7 25. exf4 exd4 26. Bg4 Re7 27. f5 Re5 28. Nf4 Bd5+ 29. Kg1 Re3 30. Rd2 Ne5 31. Bd1 Qc4 32. Rc2 Qb5 33. f6 Bc4 34. f7+ Bxf7 35. c6 bxc6 36. Rc5 Qb6 37. Bh5 0-1

