Byrne, Robert Eugene VS Sosonko, Gennadi 1976.07.12

[Event "Interzonal-10a"]
[Site "Biel"]
[Date "1976.07.12"]
[Round "2"]
[White "Byrne, Robert Eugene"]
[Black "Sosonko, Gennadi"]
[Result "1/2-1/2"]
[WhiteElo "2540"]
[BlackElo "2505"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. Bc4 Bd7 10. O-O-O Ne5 11. Bb3 Rc8 12. Bg5 Qa5 13. Kb1 Rc5 14. Nd5 Nxd5 15. Qxa5 Rxa5 16. Bxd5 e6 17. Bb3 Rc8 18. h4 Ra6 19. Be3 Nc4 20. Bf2 Be5 21. c3 Kf8 22. Rd3 Ke7 23. Rhd1 Na5 24. g3 h5 25. Kc2 1/2-1/2