[Event "Palma de Mallorca Gran Torneo-03"]
[Site "Palma de Mallorca"]
[Date "1967.12.10"]
[Round "12"]
[White "Botvinnik, Mikhail"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]

1. c4 e6 2. d4 d5 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. Bd3 Bg6 8. h4 Bd6 9. Nge2 Nf6 10. Bxd6 Qxd6 11. Ng3 Bxd3 12. Qxd3 Nbd7 13. O-O-O O-O-O 14. Nf5 Qf8 15. h5 Kb8 16. Rh4 g6 17. Ng3 Qe7 18. Rdh1 Rhe8 19. hxg6 hxg6 20. e4 dxe4 21. Ncxe4 Ka8 22. Qf3 Nh5 1/2-1/2