[Event "Olympiad-15 Preliminaries A"]
[Site "Varna"]
[Date "1962.09.23"]
[Round "8"]
[White "Botvinnik, Mikhail"]
[Black "O'Kelly de Galway, Alberic"]
[Result "1/2-1/2"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c6 7. Bb2 Nbd7 8. Qc2 b6 9. Nc3 Bb7 10. e4 dxe4 11. Nxe4 c5 12. Nxf6+ Bxf6 13. Ng5 Bxg5 14. Bxb7 Rb8 15. Bg2 Bf6 16. Rad1 Bxb2 17. Qxb2 Qf6 18. d4 Rfd8 19. Rd2 Nf8 20. d5 exd5 21. Qxf6 gxf6 22. Bxd5 Ne6 23. Re2 Nc7 24. Bg2 Kf8 25. Bh3 Rd6 26. Bf5 h6 27. Rfe1 Re8 28. Kf1 Rxe2 29. Kxe2 Ne8 30. Ke3 Ng7 31. Bh3 a5 32. Rc1 Ke7 33. a3 f5 34. b4 axb4 35. axb4 Kf6 1/2-1/2