[Event "London Invitation"]
[Site "London ENG"]
[Date "1973.09.08"]
[EventDate "1973.09.07"]
[Round "3"]
[Result "1/2-1/2"]
[White "Jonathan S Speelman"]
[Black "Glenn EJ Lambert"]
[ECO "B07"]
[WhiteElo "2255"]
[BlackElo "2120"]
[Source "John Saunders"]
[PlyCount "42"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. Qd2 b5 6. f3 Nbd7 7. Rd1 Qa5 8. a3
Bg7 9. Nge2 O-O 10. Kf2 Qc7 11. Bh6 a5 12. Bxg7 Kxg7 13. b3 Nb6 14. g3 a4 15.
Nb1 axb3 16. cxb3 Be6 17. Nc1 d5 18. e5 Nfd7 19. Kg2 f6 20. exf6+ Nxf6 21. Bd3
Bf7 1/2-1/2