[Event "BC op"] [Site "Vancouver CAN"] [Date "1974.10.13"] [Round "3"] [White "Zelenka, Jan"] [Black "Doyle, Aaron"] [Result "1-0"] [ECO "B97"] [EventDate "1974.10.12"] [PlyCount "57"] [EventType "swiss"] [EventRounds "6"] [EventCountry "CAN"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Bxf6 gxf6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Nb3 Qb4 12. Be2 Be7 13. O-O Qb6+ 14. Kh1 Nc6 15. f5 Bd7 16. fxe6 fxe6 17. Bh5+ Kd8 18. Ne2 Qb5 19. Bf3 Qg5 20. Qc3 Rc8 21. Qb2 Ne5 22. Nbd4 Nc4 23. Qxb7 Nd2 24. e5 fxe5 25. Bc6 Rc7 26. Qa8+ Rc8 27. Rb8 exd4 28. Nxd4 Qe5 29. Qb7 1-0