ECO E06 · 2,839 games · Black to move
| Move | Games | Share | White / draw / Black | Leads to |
|---|---|---|---|---|
| O-O | 2,343 | 82.5% | ||
| c6 | 113 | 4.0% | ||
| b6 | 38 | 1.3% | ||
| dxc4 | 37 | 1.3% | ||
| Nbd7 | 23 | 0.8% | ||
| c5 | 12 | 0.4% |
A further 273 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.