ECO D06 · Queen's Gambit Declined

Queen's Gambit Declined: Marshall Defense, Tan Gambit

1. d4 d5 2. c4 Nf6 3. cxd5 c6

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

4. dxc6+0.68

White is slightly better. Stockfish 18, depth 18.

Analyze this position

In the Queen's Gambit Declined: Marshall Defense, Tan Gambit (D06), reached after 1. d4 d5 2. c4 Nf6 3. cxd5 c6, Stockfish 18 recommends 4. dxc6 for White. White is slightly better (+0.68).

Top engine moves

  1. +0.684. dxc6 Nxc6 5. Nf3 e5 6. dxe5 Qxd1+ 7. Kxd1 Ng4 8. Ke1 Bc5
  2. +0.224. Nc3 cxd5 5. Bf4 Qb6 6. Rc1 Nc6 7. e3 Bf5 8. Bb5 e6
  3. +0.184. Nf3 cxd5 5. Bf4 Qb6 6. Qc2 Nc6 7. Nc3 g6 8. e3 Bf5

Frequently asked questions

What is the best move in the Queen's Gambit Declined: Marshall Defense, Tan Gambit?
After 1. d4 d5 2. c4 Nf6 3. cxd5 c6, Stockfish 18 at depth 18 recommends 4. dxc6 for White, continuing Nxc6 5. Nf3 e5 6. dxe5 Qxd1+ 7. Kxd1 Ng4 8. Ke1 Bc5. White is slightly better (+0.68). The next best moves are 4. Nc3 (+0.22) and 4. Nf3 (+0.18).
Is the Queen's Gambit Declined: Marshall Defense, Tan Gambit a good opening?
Stockfish rates the position at +0.68: 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 Queen's Gambit Declined: Marshall Defense, Tan Gambit?
D06. 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+).