ECO A52 · Indian Defense

Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein Variation

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4

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

4… Nc6+0.58

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein Variation (A52), reached after 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4, Stockfish 18 recommends 4… Nc6 for Black. White is slightly better (+0.58).

Top engine moves

  1. +0.584… Nc6 5. Nf3 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Qe7 8. Qd5 f6 9. exf6
  2. +0.644… Bb4+ 5. Nc3 Bxc3+ 6. bxc3 Nc6 7. Nf3 Qe7 8. Qd5 f6 9. exf6
  3. +1.024… g5 5. Bg3 Nc6 6. Nf3 Bg7 7. h4 Ngxe5 8. Nxe5 Nxe5 9. Nc3

Frequently asked questions

What is the best move in the Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein Variation?
After 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4, Stockfish 18 at depth 18 recommends 4… Nc6 for Black, continuing 5. Nf3 Bb4+ 6. Nc3 Bxc3+ 7. bxc3 Qe7 8. Qd5 f6 9. exf6. White is slightly better (+0.58). The next best moves are 4… Bb4+ (+0.64) and 4… g5 (+1.02).
Is the Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein Variation a good opening?
Stockfish rates the position at +0.58: white 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 Indian Defense: Budapest Gambit Accepted, Main Line, Rubinstein Variation?
A52. 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+).