[Event "DJMM 1971"] [Site "Büsum"] [White "Buchenthal (NRW 1)"] [Black "Marschner (Niedersachsen)"] [Result "1-0"] [ECO "C00"] 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 b6 7. O-O Bb7 8. e5 Nd7 9. Re1 Qc7 10. Qe2 O-O-O 11. c3 Be7 12. Nf1 Rdg8 13. g4 g5 14. Ng3 h5 15. Nxh5 Rxh5 16. gxh5 g4 17. Nd2 Ndxe5 18. Kh1 Ba6 19. Nf1 Bxd3 20. Qe3 Bxf1 21. Rxf1 d4 22. Qg3 Qd8 23. cxd4 cxd4 24. Bf4 Bh4 25. Qa3 1-0