[Event "Capablanca Memorial-04"]
[Site "Havana"]
[Date "1965.09.05"]
[Round "8"]
[White "Donner, Jan Hein"]
[Black "Pietzsch, Wolfgang"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3 Ba5 9. cxd5 exd5 10. dxc5 Bxc3 11. bxc3 Bg4 12. c4 Ne5 13. cxd5 Nxf3+ 14. gxf3 Bh3 15. e4 Nd7 16. Kh1 Bxf1 17. Bxf1 Nxc5 18. e5 Qh4 19. Be3 b6 20. f4 Rfd8 21. Qf3 f6 22. d6 Kh8 23. Bxc5 bxc5 24. e6 Rab8 25. e7 Rxd6 26. Re1 Re8 27. Bb5 Rd2 28. Qa8 1-0