C39White9 book lines continue
Kieseritzky Gambit, Brentano Defense
King's Gambit Accepted1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d5 6. d4
Also known as KGA: Kieseritsky, Brentano (Campbell) Defence, King's Gambit Accepted, Kieseritzky Gambit, Brentano Defense.