[Event "NED-Cup corr"]
[Site "Netherlands"]
[Date "1989.??.??"]
[Round "?"]
[White "De Vries, P."]
[Black "Seiffers, Freek R"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "71"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Bd2 Ngxe5 7. Nxe5 Nxe5 8. Be2 0-0 9. 0-0 a5 10. Bc3 Re8 11. Nd2 d5 12. Nb3 Bd6 13. Qxd5 Qh4 14. g3 Qh3 15. Nd4 Ng4 16. Nf3 Bf8 17. Rfd1 Ra6 18. Qxf7+ Kxf7 19. Ng5+ Kg8 20. Nxh3 Nxe3 21. fxe3 Bxh3 22. c5 Raa8 23. Bc4+ Kh8 24. Bd4 Be7 25. Bd5 c6 26. Bg2 Bxg2 27. Kxg2 Bg5 28. Rd3 Re4 29. Rf1 Kg8 30. h4 Bh6 31. Rb3 Re7 32. g4 g6 33. g5 Bg7 34. Bf6 Rf7 35. e4 Rd8 36. Bxd8 1-0

[Event "NED-Cup corr"]
[Site "Netherlands"]
[Date "1989.??.??"]
[Round "?"]
[White "Seiffers, Freek R"]
[Black "Koopmanschap, J."]
[Result "1-0"]
[ECO "B05"]
[PlyCount "63"]
[EventDate "1989.??.??"]
[EventType "tourn (corr)"]
[EventRounds "10"]
[EventCountry "NED"]
[SourceTitle "Corr Nr. 1"]
[Source "ChessBase"]
[SourceDate "1997.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2000.04.19"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 Nc6 6. c4 Nb6 7. exd6 exd6 8. Nc3 Be7 9. 0-0 0-0 10. b3 Bf6 11. Be3 Qe7 12. h3 Bd7 13. Qd2 Rae8 14. Nh2 Bf5 15. Bd3 Bxd3 16. Qxd3 Nb4 17. Qd2 Nc6 18. Ng4 a6 19. Rae1 Qd8 20. Nxf6+ Qxf6 21. d5 Ne5 22. Bg5 Qf5 23. f4 Ng6 24. g4 Qd7 25. f5 Rxe1 26. Rxe1 Ne5 27. Rxe5 dxe5 28. f6 g6 29. Be3 Qd8 30. Bxb6 Qd6 31. Ne4 Qxb6+ 32. c5 1-0

