আলেখাইন ডিফেন্স

A defense where a black knight attacks the pawn in front of White's king and invites the white pawns forward so they may become targets.

An Alekhine variation where White plays 4.Nf3, developing a piece and supporting the advanced e5-pawn.

An Alekhine Defense variation where White's e5-pawn captures on d6 and resolves the central tension early.

An ambitious Alekhine system where White occupies the center with pawns on e5, d4, c4, and f4.