[Event "Capablanca Memorial-04"]
[Site "Havana"]
[Date "1965.09.01"]
[Round "6"]
[White "Donner, Jan Hein"]
[Black "Geller, Efim P"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 c5 6. Nf3 cxd4 7. Nxd4 Nc6 8. Nc2 d6 9. O-O Be6 10. b3 Rc8 11. Bb2 Qa5 12. Nd5 Nxd5 13. Bxg7 Nc3 14. Bxc3 Qxc3 15. Ne3 Qe5 16. Nd5 Bxd5 17. Bxd5 b5 18. Rc1 Nb8 19. Qd3 e6 20. Bf3 bxc4 21. Rxc4 d5 1/2-1/2