[Event "California Open"] [Site "Fresno, CA USA"] [Date "1961.??.??"] [EventDate "?"] [Round "?"] [Result "1-0"] [White "Erik Delwin Osbun"] [Black "Donald Benge"] [ECO "D45"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "45"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Be7 7. Bd2 O-O 8. O-O-O dxc4 9. Bxc4 b5 10. Bd3 b4 11. Ne2 a5 12. e4 a4 13. e5 b3 14. axb3 axb3 15. Qxb3 Nd5 16. Bb1 Ba6 17. Qc2 f5 18. exf6 N7xf6 19. Nf4 Qb6 20. Ng5 Rab8 21. Qxh7+ Nxh7 22. Bxh7+ Kh8 23. Ng6# 1-0