411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...c5/2. Nf3/2...d6/3. d4/3...cxd4/4. Nxd4/4...Nf6/5. Nc3/5...g6/6. Be2
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This variation is a variation of the Sicilian tradition of the dragon. White wants to make a great defence in kingside.