[Event "E. Ontario op"] [Site "Ottawa CAN"] [Date "1971.??.??"] [Round "?"] [White "Day, Lawrence"] [Black "Simpson"] [Result "1-0"] [ECO "B17"] [EventDate "1971.11.21"] [PlyCount "55"] [EventType "swiss"] [EventRounds "5"] [EventCountry "CAN"] 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Nxf6+ Nxf6 7. Nf3 Bf5 8. Qe2 e6 9. Bg5 Be7 10. O-O-O O-O 11. Ne5 h6 12. Be3 Nd5 13. g4 Bh7 14. h4 Bxh4 15. f4 g5 16. f5 exf5 17. gxf5 Bxf5 18. Rxh4 gxh4 19. Bxh6 Qf6 20. Rg1+ Kh7 21. Bg5 Qg7 22. Qh5+ Kg8 23. Bxd5 cxd5 24. Be3 Bg6 25. Nxg6 Rfe8 26. Ne7+ Rxe7 27. Rxg7+ Kxg7 28. Bh6+ 1-0