King's Gambit Accepted: Kieseritzky, Salvio Defense, Cozio Variation

King's Gambit Accepted: Kieseritzky, Salvio Defense, Cozio Variation is a gambit, classified under ECO code C39 within the Open Games family. As with all gambits, one side sacrifices material early — usually a pawn — in exchange for development, open lines, or initiative.

The Open Games group covers open games — classical 1.e4 e5 openings where both sides contest the centre directly with pawns.

It begins with 13 plies and takes 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 Qe7 6. d4 f5 7. Bc4 to reach the canonical position.

It is a variation of King's Gambit Accepted: Kieseritzky Gambit, Rosenthal Defense, which itself descends from the root opening King's Pawn Game.

Step through the moves on the interactive board below, review the live Lichess statistics, or play this position against Stockfish at one of six difficulty levels.