Opening Overview
Semi-Slav Defense
68 linesAbout This Opening
Black builds a sturdy structure and often prepares sharp central counterplay.
These structures usually reward accurate development, good piece coordination, and patience before committing to pawn breaks.
The practical edge often comes from knowing the main pawn structures and where each side wants counterplay, rather than memorizing long forcing lines.
Key ideas
- Typical theme: sound structure and flexible plans.
- Most plans revolve around piece activity and pawn breaks at the right moment.
- Best for players who want reliable positions and clear structure.
- Learn the standard middlegame plans, not just the first moves.
Choose a variation
Semi-Slav Defense: Meran Variation, Pirc Variation
1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 b4
Semi-Slav Defense: Meran Variation, Reynolds' Variation
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. d5
Semi-Slav Defense: Meran Variation, Blumenfeld Variation
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5
Semi-Slav Defense: Meran Variation, Rabinovich Variation
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Ng4
Semi-Slav Defense: Meran Variation, Rellstab Attack
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. O-O Qd5 14. Qe2 Ba6 15. Bg5
Semi-Slav Defense: Meran Variation, Sozin Variation
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5
Semi-Slav Defense: Meran Variation, Sozin Variation
1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. O-O
Semi-Slav Defense: Meran Variation, Stahlberg Variation
1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 Nxe5 12. Nxe5 axb5 13. Qf3