ECO D12 · Slav Defense

Slav Defense: Quiet Variation, Schallopp Defense

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5

abcdefgh87654321
White to move. The arrow shows Stockfish’s best move.
Best move

5. Nc3+0.28

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

Analyze this position

In the Slav Defense: Quiet Variation, Schallopp Defense (D12), reached after 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5, Stockfish 18 recommends 5. Nc3 for White. The position is roughly equal (+0.28).

Top engine moves

  1. +0.285. Nc3 e6 6. Nh4 Bg6 7. Be2 Nbd7 8. Bd2 Be7 9. Nxg6 hxg6
  2. +0.195. Nh4 Bxb1 6. Rxb1 e6 7. Nf3 Bb4+ 8. Bd2 Qe7 9. Bd3 Bxd2+
  3. +0.195. Bd3 Bg6 6. O-O e6 7. Bxg6 hxg6 8. Nbd2 Nbd7 9. h3 Ne4

Other move orders

  • 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6

Frequently asked questions

What is the best move in the Slav Defense: Quiet Variation, Schallopp Defense?
After 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5, Stockfish 18 at depth 18 recommends 5. Nc3 for White, continuing e6 6. Nh4 Bg6 7. Be2 Nbd7 8. Bd2 Be7 9. Nxg6 hxg6. The position is roughly equal (+0.28). The next best moves are 5. Nh4 (+0.19) and 5. Bd3 (+0.19).
Is the Slav Defense: Quiet Variation, Schallopp Defense a good opening?
Stockfish rates the position at +0.28: 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 Slav Defense: Quiet Variation, Schallopp Defense?
D12. 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+).