Sicilian Defense: Closed, Traditional
B23 1. e4 c5 2. Nc3 Nc6
White scores 47.4% here across 445 club games — but the 29.0% who answer Nf3 score 40.3%, 7 points worse.
What White actually plays here
Across 445 games from a Lichess-derived book of club play, White scores 47.4% in this position. These are the replies people choose, and how each one works out.
| Reply | Games | Share | White scores | Verdict |
|---|---|---|---|---|
| Nf3 | 129 | 29.0% | 40.3% | below the line |
| g3 | 126 | 28.3% | 60.3% | holds up |
| f4 | 53 | 11.9% | 57.5% | holds up |
| d3 | 46 | 10.3% | 25.0% | below the line |
| Bc4 | 38 | 8.5% | 31.6% | below the line |
| Bb5 | 35 | 7.9% | 54.3% | holds up |
"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.