[Event "Capablanca Memorial-03"]
[Site "Havana"]
[Date "1964.08.30"]
[Round "4"]
[White "Donner, Jan Hein"]
[Black "Stahlberg, Gideon"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. b3 d6 7. Bb2 e5 8. Nc3 Re8 9. d3 Nbd7 10. b4 Nf8 11. b5 Ne6 12. Nd2 d5 13. Nb3 d4 14. Ne4 Nxe4 15. Bxe4 cxb5 16. cxb5 Ng5 17. Bg2 Bh3 18. a4 Bxg2 19. Kxg2 a6 20. bxa6 bxa6 21. Nd2 e4 22. h4 exd3 23. exd3 Qd5+ 24. Kg1 Ne6 25. Qf3 Qxf3 26. Nxf3 Rab8 27. Ba3 Rb3 28. Rfd1 Rc8 29. Ne1 Rcb8 30. Kf1 a5 31. Bc1 Bf8 32. Bd2 Bb4 33. Bxb4 R8xb4 34. Nc2 Rb8 35. Na3 Nc5 36. Nc4 Ra8 37. Rab1 Rc3 38. Rb5 1/2-1/2