Chess opening
King's Knight OpeningC40
The King's Knight Opening is a chess opening classified under ECO code C40. It is reached after the moves:
1. e4 e5 2. Nf3
Play it vs Stockfish Open in analysis board
Comes from
Main continuations
- Elephant Gambit (C40)
- Gunderam Defense (C40)
- King's Knight Opening: Normal Variation (C44)
- King's Pawn Game: Busch-Gass Gambit (C40)
- King's Pawn Game: Damiano Defense (C40)
- King's Pawn Game: Gunderam Gambit (C40)
- King's Pawn Game: McConnell Defense (C40)
- Latvian Gambit (C40)
- Petrov's Defense (C42)
- Philidor Defense (C41)
Related lines in the King's Knight Opening
Train this opening
LibreChess runs Stockfish in your browser — play the King's Knight Opening against the engine at any strength, get hints, and review your game move by move afterwards. Free, no account needed. You can also add this line to your repertoire and drill it with spaced repetition.