[Event "October Revolution 50years"]
[Site "Moscow"]
[Date "1967.06.02"]
[Round "9"]
[White "Portisch, Lajos"]
[Black "Bilek, Istvan"]
[Result "1-0"]
1. c4 e5 2. Nc3 d6 3. Nf3 g6 4. d4 Nd7 5. e4 Bg7 6. d5 a5 7. g3 Nc5 8. Bg2 Nf6 9. Qc2 c6 10. Be3 cxd5 11. Bxc5 dxe4 12. Rd1 exf3 13. Bxf3 O-O 14. Bxd6 Bh3 15. Bxf8 Qxf8 16. Ne4 Nxe4 17. Bxe4 f5 18. Bd5+ Kh8 19. Rd3 e4 20. Rb3 Re8 21. Qd2 Be5 22. Rxb7 Bg2 23. Rg1 Bf3 24. Rf7 Qb4 25. Qxb4 axb4 26. Kd2 Bxb2 27. Ke3 Be5 28. Rb1 Bd6 29. Kd4 Rc8 30. Rd7 Bc5+ 31. Ke5 Re8+ 32. Kf6 Rb8 33. a3 Rf8+ 34. Rf7 Bd4+ 35. Ke6 Rxf7 36. Kxf7 g5 37. Rxb4 Bh5+ 38. Ke6 Bg6 39. c5 Bxc5 40. Rc4 Bxa3 41. Kf6 1-0