D12 — Slav Defense: Quiet Variation, Schallopp Defense

Closed & Semi-Closed Games (D00–D99)

ECO D12 covers Slav Defense: Quiet Variation, Schallopp Defense and related lines (Slav Defense: Quiet Variation, Schallopp Defense, Slav Defense: Quiet Variation, Amsterdam Variation, Slav Defense: Quiet Variation, Landau Variation). Main line 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 with variations, statistics, and the best responses.

4 lines under D12
Slav Defense: Quiet Variation, Schallopp Defense
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5
Slav Defense: Quiet Variation, Schallopp Defense
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6
Slav Defense: Quiet Variation, Amsterdam Variation
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Nc3 e6 7. Ne5 Nfd7
Slav Defense: Quiet Variation, Landau Variation
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qc8 7. Bd2 e6 8. Na3