Semi-Slav Defense: Accelerated Move Order
D31 1. d4 d5 2. c4 e6 3. Nc3 c6
White scores 55.9% here across 422 club games — but the 12.6% who answer e4 score 51.9%, 4 points worse.
What White actually plays here
Across 422 games from a Lichess-derived book of club play, White scores 55.9% in this position. These are the replies people choose, and how each one works out.
| Reply | Games | Share | White scores | Verdict |
|---|---|---|---|---|
| Nf3 | 191 | 45.3% | 62.8% | holds up |
| e4 | 53 | 12.6% | 51.9% | below the line |
| e3 | 51 | 12.1% | 53.9% | holds up |
| cxd5 | 42 | 10.0% | 50.0% | below the line |
| Bf4 | 29 | 6.9% | 51.7% | below the line |
| a3 | 26 | 6.2% | 50.0% | below the line |
"Below the line" means the reply scores at least three points worse than the position does overall. Replies played fewer than 25 times are left out: the sample is too small to read.
Is this costing you anything?
A table of averages cannot tell you whether you go wrong here — only your own games can. Opening Leak Lab reads your Chess.com or Lichess archive, finds the decisions you repeat, and checks each one against this book and a bundled Stockfish.