[Event "USA-ch"]
[Site "Estes Park"]
[Date "1986.??.??"]
[Round "?"]
[White "Lein, Anatoly"]
[Black "Kudrin, Sergey"]
[Result "1/2-1/2"]
[WhiteElo "2500"]
[BlackElo "2495"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Nf3 exd5 9. e3 a5 10. Rc1 O-O 11. Be2 Be6 12. O-O c6 13. Ne5 Nd7 14. Nxd7 Bxd7 15. Na4 h5 16. Nc5 b6 17. Nxd7 Qxd7 18. Qa4 Rfc8 19. Rc2 Qe6 20. Bf3 Rab8 21. Rd1 Bf8 22. Qb3 Rd8 23. Qd3 Kg7 24. a3 Rbc8 25. Qb3 1/2-1/2