ECO D05 · Rubinstein Opening

Rubinstein Opening

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3

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

5… b6+0.10

The position is roughly equal. Stockfish 18, depth 18.

Analyze this position

In the Rubinstein Opening (D05), reached after 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3, Stockfish 18 recommends 5… b6 for Black. The position is roughly equal (+0.10).

Top engine moves

  1. +0.105… b6 6. O-O Bb7 7. c4 dxc4 8. Bxc4 Nbd7 9. Bb2 a6 10. Nc3
  2. +0.185… Be7 6. O-O O-O 7. Bb2 b6 8. dxc5 bxc5 9. c4 Nc6 10. cxd5
  3. +0.205… Nc6 6. O-O b6 7. Bb2 Bd6 8. dxc5 bxc5 9. Nbd2 O-O 10. c4

All Rubinstein Opening variations (3)

Frequently asked questions

What is the best move in the Rubinstein Opening?
After 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3, Stockfish 18 at depth 18 recommends 5… b6 for Black, continuing 6. O-O Bb7 7. c4 dxc4 8. Bxc4 Nbd7 9. Bb2 a6 10. Nc3. The position is roughly equal (+0.10). The next best moves are 5… Be7 (+0.18) and 5… Nc6 (+0.20).
Is the Rubinstein Opening a good opening?
Stockfish rates the position at +0.10: the position is roughly equal. 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 Rubinstein Opening?
D05. ECO codes classify chess openings from A00 to E99; D is the volume for closed and semi-closed games.

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