ECO D21 · 233 games · White to move
| Move | Games | Share | White / draw / Black | Leads to |
|---|---|---|---|---|
| a4 | 106 | 45.5% | ||
| e3 | 44 | 18.9% | ||
| g3 | 28 | 12.0% | ||
| Nc3 | 18 | 7.7% | ||
| e4 | 16 | 6.9% |
A further 21 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.