[Event "USA-ch"]
[Site "Pasadena"]
[Date "1978.??.??"]
[Round "1"]
[White "Lein, Anatoly"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[WhiteElo "2505"]
[BlackElo "2520"]

1. c4 c5 2. Nf3 Nf6 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Be2 d5 7. O-O Nc6 8. Ne5 Nxe5 9. Bxe5 Be6 10. Nc3 Qd7 11. Qc2 Rac8 12. d3 d4 13. Nd1 Ne8 14. Bxg7 Nxg7 15. e4 Qd6 16. f4 f6 17. Qd2 Bd7 18. Nf2 e5 19. Ng4 Qe7 20. Nh6+ Kh8 21. f5 Ne8 22. fxg6 hxg6 23. Bg4 Kg7 24. Bxd7 Qxd7 25. h3 Rh8 26. Ng4 Rc6 27. Rf3 Qe7 28. Raf1 Re6 29. a3 b6 30. b4 Rh5 31. b5 Qf7 32. Qf2 Rh8 33. a4 Rf8 34. Qg3 Qe7 35. Qh4 Rh8 36. Qf2 Rf8 37. Qd2 Kg8 38. Qf2 Kg7 39. Qd2 Kg8 40. Nh6+ Kh7 41. Ng4 1/2-1/2