ECO E15 · 87 games · White to move
| Move | Games | Share | White / draw / Black | Leads to |
|---|---|---|---|---|
| O-O | 35 | 40.2% | ||
| d5 | 30 | 34.5% | ||
| e3 | 10 | 11.5% |
A further 12 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.