Semi-Slav Defense: Accelerated Move Order
1. d4 d5 2. c4 e6 3. Nc3 c6
The Semi-Slav Defense: Accelerated Move Order is a chess opening classified as ECO D31, reached after 1. d4 d5 2. c4 e6 3. Nc3 c6. It is a line of the Semi-Slav Defense. White is to move. 6 named lines continue from this position.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 8,878 times by this move order. White won 50%, 5% were drawn and Black won 45%. The most popular continuation is 4. Nf3 (46% of games).
Engine evaluation: +0.26 (Stockfish, depth 57; best line 4. e3 Nd7 5. Qc2 Ngf6 6. Nf3 Bd6)
- ECO
- D31
- Moves
- 6 plies
- FEN
rnbqkbnr/pp3ppp/2p1p3/3p4/2PP4/2N5/PP2PPPP/R1BQKBNR w KQkq - 0 4- PGN
1. d4 d5 2. c4 e6 3. Nc3 c6
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 1,194 | |
| 1500-1999 | 5,374 | |
| 2000+ | 2,310 | |
| All | 8,878 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 4. Nf3 | 4,060 (46%) | |
| 4. Bf4 | 1,135 (13%) | |
| 4. cxd5 | 1,058 (12%) | |
| 4. e4 Marshall Gambit | 986 (11%) | |
| 4. e3 | 936 (11%) | |
| 4. a3 | 191 (2%) | |
| 4. c5 | 144 (2%) | |
| 4. f3 | 119 (1%) |
Master games
4,526 over-the-board games are classified under this line (White 39%, draw 25%, Black 36%). The strongest:
- LCZero 0.31-dag-e429eeb-BT3-2790000 (3642) – Stockfish dev-20231010-00263636 (3673) 1-0 · TCEC 25 Superfinal 2023 · 2023-10-12
- Stockfish dev-20231010-00263636 (3673) – LCZero 0.31-dag-e429eeb-BT3-2790000 (3642) 1-0 · TCEC 25 Superfinal 2023 · 2023-10-12
- LCZero 0.28-dev+_69626 (3623) – Stockfish 14_202107131735 (3639) 1/2-1/2 · TCEC 21 Superfinal 2021 · 2021-07-21
- Stockfish 14_202107131735 (3639) – LCZero 0.28-dev+_69626 (3623) 1/2-1/2 · TCEC 21 Superfinal 2021 · 2021-07-21
- Ethereal14.35 (3523) – Berserk13 (3540) 1/2-1/2 · TCEC 26 Premier 2024 · 2024-04-25
Search all games of the Semi-Slav Defense: Accelerated Move Order and its sub-variations
Highest-rated Lichess games
- GM gmbrewchess (2982) – FM juancruzariasTDF (2756) 1-0 · 2026-09-03 · 180 + 0s
- NM Andrey11976 (2791) – Coach13 (2812) 0-1 · 2026-09-06 · 180 + 0s
- uSeRnAmEnOtAvAiL (2804) – oprahwindfury81 (2674) 0-1 · 2026-09-04 · 180 + 0s
Comes from
Queen's Gambit Declined: Queen's Knight Variation 1. d4 d5 2. c4 e6 3. Nc3
Continuations
- Semi-Slav Defense: Marshall Gambit D31 · 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4
- Semi-Slav Defense: Anti-Noteboom, Stonewall Variation D31 · 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 f5
- Semi-Slav Defense: Noteboom Variation D31 · 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4
- Semi-Slav Defense: Rubinstein System D45 · 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Ne5
- Semi-Slav Defense: Normal Variation (7… O-O 8. Be2) D45 · 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. b3 Bd6 7. Bb2 O-O 8. Be2
- Semi-Slav Defense: Meran Variation, Pirc Variation D48 · 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
More Semi-Slav Defense lines (all)
- Semi-Slav Defense: Quiet Variation (4… e6 5. Nbd2) D30
- Semi-Slav Defense: Quiet Variation (5. Nbd2 Nbd7) D30
- Semi-Slav Defense: Anti-Noteboom, Stonewall Variation, Portisch Gambit D31
- Semi-Slav Defense: Gunderam Gambit D31
- Semi-Slav Defense: Marshall Gambit, Forgotten Variation D31
- Semi-Slav Defense: Marshall Gambit, Main Line D31
- Semi-Slav Defense: Marshall Gambit, Tolush Variation D31
- Semi-Slav Defense: Noteboom Variation, Abrahams Variation D31
- Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Gambit D31
- Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Variation D31
- Semi-Slav Defense: Noteboom Variation, Anti-Noteboom Variation, Belyavsky Line D31
- Semi-Slav Defense D43
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.