Tennison Gambit


The Tennison Gambit is a chess opening in which White gambits a pawn. The ECO code is A06, and the opening moves begin with either the Réti Opening:
or the Scandinavian Defense:

History

The first person to significantly research this opening was chess amateur Otto Mandrup Tennison. Tennison was born in Denmark, studied in Germany and moved to the United States in 1854. There he played in the chess clubs of New Orleans. Many strong players picked up the idea from the first half of the 20th century.

After 2...dxe4 3.Ng5

3... e5 4. Nxe4 f5! favors Black.

Notable games

Otto M. Tennison vs., New Orleans 1891
1. Nf3 d5 2. e4 dxe4 3. Ng5 f5 4. Bc4 Nh6 5. Nxh7 Rxh7 6. Qh5+ Kd7 7. Qg6 Rh8 8. Be6+ Kc6 9. Bxc8+ Qd6 10. Qe8+ Kb6 11. Qa4 If 11...Qc6 then 12.Qb3+ Ka6 13.Nc3 any 14.Bxb7+; 11...e6 12.a3, etc.