1. e4 e5 2. f4 d5 3. exd5 e4 4. d3 - King's Gambit Declined: Falkbeer Countergambit, Charousek Gambit

King’s Gambit Declined: Falkbeer Countergambit, Charousek Gambit

Coups: 1. e4 e5 2. f4 d5 3. exd5 e4 4. d3