ECO A38 · 634 games · White to move
| Move | Games | Share | White / draw / Black | Leads to |
|---|---|---|---|---|
| O-O | 458 | 72.2% | ||
| e3 | 15 | 2.4% | ||
| d3 | 11 | 1.7% |
A further 150 games played a rarer move, or ended right here.
Data: 4 million rated games from the Lichess open database (CC0), both players 1600+, blitz and slower. Popular is not the same as good.