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    Chess Openings

    Benoni Defense

    1.d4 Nf6 2.c4 c5 · ECO A56

    Benoni Defense position after 1.d4 Nf6 2.c4 c5. White: pawn on c4, pawn on d4, pawn on a2, pawn on b2, pawn on e2, pawn on f2, pawn on g2, pawn on h2, rook on a1, knight on b1, bishop on c1, queen on d1, king on e1, bishop on f1, knight on g1, rook on h1. Black: rook on a8, knight on b8, bishop on c8, queen on d8, king on e8, bishop on f8, rook on h8, pawn on a7, pawn on b7, pawn on d7, pawn on e7, pawn on f7, pawn on g7, pawn on h7, knight on f6, pawn on c5.

    Benoni Defense is a chess opening that arises after 1.d4 Nf6 2.c4 c5. It is classified A56 in the ECO system, and the position after these moves has white to move. The Benoni meets 1.d4 with an immediate flank strike, usually reaching the Modern Benoni structure after 3.d5 e6 4.Nc3 exd5 5.cxd5 d6. Black takes a permanent structural concession in exchange for the half-open e-file and a queenside pawn majority.

    This position can also be reached by another move order, including 1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6.

    Strategic character

    Highly unbalanced. White has a protected passed pawn on d5 and a central space advantage, while Black plays for ...b5 and pressure down the long diagonal. Objectively risky, but it generates winning chances against opponents who play for a draw.

    Who should play it

    Aggressive players who need to win with Black and accept theoretical risk to do it.

    Variations continuing from this position

    Each of these is a named opening reached by playing on from 1.d4 Nf6 2.c4 c5. Open any of them to load the position on the board.

    Frequently asked questions

    What is the Benoni Defense?
    The Benoni Defense is a chess opening that arises after 1.d4 Nf6 2.c4 c5. It is classified A56 in the ECO system. The Benoni meets 1.d4 with an immediate flank strike, usually reaching the Modern Benoni structure after 3.d5 e6 4.Nc3 exd5 5.cxd5 d6. Black takes a permanent structural concession in exchange for the half-open e-file and a queenside pawn majority.
    What are the moves of the Benoni Defense?
    1.d4 Nf6 2.c4 c5. After these moves it is white to move.
    Is the Benoni Defense good for beginners?
    Aggressive players who need to win with Black and accept theoretical risk to do it.
    What variations come from the Benoni Defense?
    Named continuations include Benko Gambit, Benoni Defense: Czech Benoni Defense, Benoni Defense: Hromádka System, Benoni Defense: Modern Variation, Benoni Defense: Weenink Variation. There are 40 named variations reachable from this position in total.