[Event "USA-ch"]
[Site "Pasadena"]
[Date "1978.??.??"]
[Round "2"]
[White "Benko, Pal C"]
[Black "Commons, Kim S"]
[Result "1/2-1/2"]
[WhiteElo "2485"]
[BlackElo "2485"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. Bf4 e6 7. e3 Be7 8. Bd3 Bd7 9. Ne5 O-O 10. O-O Qb6 11. Na4 Qa5 12. Nxd7 Nxd7 13. a3 Rfc8 14. b4 Qd8 15. Rc1 a6 16. Qb3 b5 17. Nc5 Nb6 18. Rfd1 Nc4 19. Rb1 1/2-1/2