Indian Defense
A45 1. d4 Nf6
White scores 47.5% here across 6,923 club games — but the 9.0% who answer e3 score 40.7%, 7 points worse.
What White actually plays here
Across 6,923 games from a Lichess-derived book of club play, White scores 47.5% in this position. These are the replies people choose, and how each one works out.
| Reply | Games | Share | White scores | Verdict |
|---|---|---|---|---|
| c4 | 3,289 | 47.5% | 50.1% | holds up |
| Nf3 | 1,037 | 15.0% | 49.2% | holds up |
| e3 | 623 | 9.0% | 40.7% | below the line |
| Nc3 | 613 | 8.9% | 46.9% | holds up |
| Bf4 | 288 | 4.2% | 42.5% | below the line |
| h3 | 222 | 3.2% | 39.2% | below the line |
| Bg5 | 176 | 2.5% | 41.2% | below the line |
| f4 | 174 | 2.5% | 63.2% | holds up |
| c3 | 160 | 2.3% | 38.1% | below the line |
| g3 | 83 | 1.2% | 47.0% | holds up |
| d5 | 78 | 1.1% | 38.5% | below the line |
| f3 | 67 | 1.0% | 34.3% | 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.