ECO A00 · 98 games · White to move
| Move | Games | Share | White / draw / Black | Leads to |
|---|---|---|---|---|
| a4 | 63 | 64.3% | ||
| c4 | 12 | 12.2% |
A further 23 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.