[Event "Match/Nation URS-HUN Men 28,5-35,5"]
[Site "Lipetsk"]
[Date "1968.06.??"]
[Round "?"]
[White "Chernikov, Oleg L"]
[Black "Portisch, Lajos"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. cxb5 axb5 9. b4 O-O 10. Nge2 Nbd7 11. O-O Bb7 12. a4 bxa4 13. Rxa4 e5 14. b5 d5 15. Rxa8 Qxa8 16. bxc6 Bxc6 17. exd5 Nxd5 18. Nxd5 Bxd5 19. Bb5 exd4 1/2-1/2