[Event "WchT U26 01 prel-1"]
[Site "Mexico City"]
[Date "1978.08.21"]
[Round "1"]
[White "Swanson, Stephen"]
[Black "Beliavsky, Alexander G"]
[Result "0-1"]
[WhiteElo "2215"]
[BlackElo "2545"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. d4 g5 6. g3 fxg3 7. hxg3 Bg7 8. O-O Nf6 9. Nc3 Be6 10. Bxe6 fxe6 11. Qe2 O-O 12. Be3 Nbd7 13. e5 dxe5 14. dxe5 Ng4 15. Nd4 Nxe3 16. Rxf8+ Qxf8 17. Nxe6 Qe7 18. Nxg7 Qxe5 19. Nh5 Qd4 20. Kh1 Ne5 21. Nf6+ Kg7 22. Nfe4 Rf8 23. Qd2 Qxd2 24. Nxd2 Rf2 25. Nce4 Re2 26. c3 Kg6 27. b3 g4 28. c4 Kf5 29. Rc1 Nf3 30. Nxf3 gxf3 31. Nc3 Kg4 32. Nxe2 fxe2 33. Kg1 Nd1 0-1