[Event "Capablanca Memorial-01"]
[Site "Havana"]
[Date "1962.05.07"]
[Round "7"]
[White "De Greif, Boris"]
[Black "Pietzsch, Wolfgang"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Be7 6. Nc3 d5 7. O-O O-O 8. b3 Ne4 9. Bb2 Nd7 10. cxd5 exd5 11. Qc2 f5 12. Ne2 Bd6 13. Ne5 g6 14. f3 Nec5 15. dxc5 Bxe5 16. Bxe5 Nxe5 17. b4 Qe7 18. Rac1 Rfe8 19. Nd4 bxc5 20. bxc5 Nc6 21. Rfe1 Nxd4 22. exd4 Qf6 23. Qf2 Ba6 24. Bxa6 1/2-1/2