1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Ne7 8. Nh4 Ne8

With regard to this move, Mr O'Hanlon says he played it against Kostic and won but he played Bxc3 first. Teichmann was present at the time, and remarked that Bxc3 was not a necessary preliminary. Hence the line of play above.

9. Nd5 f6 10. Bc4 fxg5

This permits a forced mate in four moves. Be6 looks best , but even so White has the better game.

11. Nxe7+ Kh8 12. Neg6+ hxg6 13. Nxg6+ Kh7 14. Qh5# 1-0 [Rowland]