[Event "NED Open-ch08 Reinbouw"]
[Site "Velp"]
[Date "1977.08.04"]
[Round "7"]
[White "Heyboer, H."]
[Black "Nijmeijer, Henk"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "64"]
[EventDate "1977.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 c6 5. Be3 Bd6 6. Bd3 Ne7 7. Nf3 Bf5 8. Be2 h6 9. a3 Nd7 10. Qd2 Qc7 11. h3 Bh7 12. Bd3 f5 13. Qe2 0-0-0 14. 0-0-0 Rde8 15. Qf1 g5 16. Bd2 Ng8 17. Ng1 Ngf6 18. f3 Kb8 19. Nge2 Ne4 20. fxe4 fxe4 21. Bb5 e3 22. Bxe3 cxb5 23. Qg1 a5 24. Rd2 b4 25. Nb5 bxa3 26. bxa3 Qc6 27. Nxd6 Qxd6 28. Kb2 Nb6 29. Bf2 Nc4+ 30. Kc1 Qxa3+ 31. Kd1 Qa1+ 32. Nc1 Nb2# 0-1

[Event "NED Open-ch08 Reinbouw"]
[Site "Velp"]
[Date "1977.07.30"]
[Round "3"]
[White "Heyboer, H."]
[Black "Borm, Frans"]
[Result "0-1"]
[ECO "C56"]
[BlackElo "2260"]
[PlyCount "48"]
[EventDate "1977.07.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bb5 Bc5 8. Nxd4 0-0 9. Bxc6 bxc6 10. Be3 Qf6 11. c3 Bd7 12. f3 Nd6 13. b4 Bb6 14. Nd2 Rfe8 15. Rc1 a5 16. a3 c5 17. N4b3 Rxe3 18. Rxe3 cxb4 19. Nd4 bxc3 20. N2b3 a4 21. Rexc3 axb3 22. Rxb3 Nf5 23. Kh1 Bxd4 24. Rb7 Ng3+ 0-1

