411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...c6/2. d4/2...d5/3. Nc3/3...dxe4/4. Nxe4/4...Bf5/5. Ng5
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Caro-Kann Defense: Ng5
Unusual move to play with white. Knight escapes from the bishop's vision, but it is near the opponent's side.