Italian Game: Giuoco Pianissimo, Normal
C50 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5
White scores 47.4% here across 438 club games — but the 20.1% who answer Ng5 score 38.1%, 9 points worse.
What White actually plays here
Across 438 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 |
|---|---|---|---|---|
| Ng5 | 88 | 20.1% | 38.1% | below the line |
| h3 | 87 | 19.9% | 59.8% | holds up |
| O-O | 74 | 16.9% | 42.6% | below the line |
| Bg5 | 63 | 14.4% | 55.6% | holds up |
| Nc3 | 53 | 12.1% | 43.4% | below the line |
| c3 | 47 | 10.7% | 48.9% | 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.