[Event "London Invitation"]
[Site "London ENG"]
[Date "1973.09.09"]
[EventDate "1973.09.07"]
[Round "5"]
[Result "0-1"]
[White "Dafydd R Johnston"]
[Black "Jonathan S Speelman"]
[ECO "B61"]
[WhiteElo "2160"]
[BlackElo "2255"]
[Source "John Saunders"]
[PlyCount "92"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 Bd7 7. Qd2 Rc8 8.
O-O-O Nxd4 9. Qxd4 Qa5 10. f4 e6 11. e5 dxe5 12. fxe5 Rxc3 13. Bd2 Qxa2 14.
Bxc3 g6 15. b3 Nd5 16. Bc4 Bc6 17. Bxd5 Bxd5 18. Rd3 Be7 19. Rg1 b5 20. Rh3 a5
21. Qe3 a4 22. bxa4 bxa4 23. Kd2 Bb3 24. Qd3 Bg5+ 25. Ke1 Bc4 26. Qe4 O-O 27.
Kf2 Bb3 28. Ra1 Qxc2+ 29. Qxc2 Bxc2 30. Ke2 Rd8 31. Rf3 Bb3 32. g3 Be7 33. Rc1
Ba3 34. Ra1 Bf8 35. Rc1 Rc8 36. Bd2 Rxc1 37. Bxc1 Kg7 38. Kd3 Bd5 39. Rf4 a3
40. Ra4 a2 41. Be3 h6 42. Ke2 g5 43. g4 Kg6 44. Kf2 h5 45. gxh5+ Kxh5 46. Kg3
Bb4 0-1