[Event "USA-ch"]
[Site "Greenville"]
[Date "1980.06.26"]
[Round "12"]
[White "Benko, Pal C"]
[Black "Biyiasas, Peter"]
[Result "0-1"]
[WhiteElo "2485"]
[BlackElo "2485"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 d5 7. Ne5 c6 8. e3 Bf5 9. g4 Bc8 10. f4 Nbd7 11. h3 Ne8 12. e4 dxe4 13. Nxe4 Nd6 14. Nf2 Nb6 15. b3 Nd5 16. c4 Nc7 17. Be3 a5 18. Qc2 Be6 19. Rad1 Qc8 20. d5 cxd5 21. cxd5 Bd7 22. Rc1 Nce8 23. Qd2 Qd8 24. Bb6 Qxb6 25. Nxd7 Qb4 26. Rfd1 Nb5 27. Nxf8 Kxf8 28. Kh1 Ned6 29. Nd3 Qxd2 30. Rxd2 Bd4 31. Re2 a4 32. bxa4 Rxa4 33. Nc5 Bxc5 34. Rxc5 Rxf4 35. Rb2 Nd4 36. Rb4 h5 37. gxh5 gxh5 38. Rc1 N6f5 39. Rxb7 Rf2 0-1