[Event "USA-ch"]
[Site "Oberlin"]
[Date "1975.??.??"]
[Round "13"]
[White "Commons, Kim S"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]

1. d4 c5 2. e3 Nf6 3. Nf3 g6 4. Be2 Bg7 5. O-O O-O 6. dxc5 Qc7 7. a3 Ne4 8. Nd4 a5 9. b3 Qxc5 10. c4 Nc6 11. Bb2 Qb6 12. Ra2 d6 13. Nb5 Bxb2 14. Rxb2 Na7 15. N5c3 Nf6 16. Na4 Qc7 17. Nd2 1/2-1/2