ECO A43 · Benoni Defense

Benoni Defense: Zilbermints-Benoni Gambit

1. d4 c5 2. b4

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Black to move. The arrow shows Stockfish’s best move.
Best move

2… cxd4−0.50

Black is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Benoni Defense: Zilbermints-Benoni Gambit (A43), reached after 1. d4 c5 2. b4, Stockfish 18 recommends 2… cxd4 for Black. Black is slightly better (−0.50).

Top engine moves

  1. −0.502… cxd4 3. Qxd4 e6 4. Qb2 d5 5. Nf3 Nf6 6. e3 a5 7. b5
  2. −0.332… cxb4 3. a3 Qa5 4. e4 d5 5. exd5 Nf6 6. Nf3 Nxd5 7. Bc4
  3. +0.042… b6 3. bxc5 bxc5 4. d5 Nf6 5. Nc3 g6 6. Rb1 Bg7 7. e4

Other move orders

  • 1. d4 c5 2. Nf3 cxd4 3. b4

Variations

Frequently asked questions

What is the best move in the Benoni Defense: Zilbermints-Benoni Gambit?
After 1. d4 c5 2. b4, Stockfish 18 at depth 18 recommends 2… cxd4 for Black, continuing 3. Qxd4 e6 4. Qb2 d5 5. Nf3 Nf6 6. e3 a5 7. b5. Black is slightly better (−0.50). The next best moves are 2… cxb4 (−0.33) and 2… b6 (+0.04).
Is the Benoni Defense: Zilbermints-Benoni Gambit a good opening?
Stockfish rates the position at −0.50: black is slightly better. Evaluations this early in the game are small, so practical results depend far more on knowing the plans and typical structures than on the engine's number.
What is the ECO code of the Benoni Defense: Zilbermints-Benoni Gambit?
A43. ECO codes classify chess openings from A00 to E99; A is the volume for flank openings.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).