ECO C40 · 476,616 games · Black to move
| Move | Games | Share | White / draw / Black | Leads to |
|---|---|---|---|---|
| Nc6 | 321,800 | 67.5% | King's Knight Opening: Normal Variation C44 | |
| d6 | 68,674 | 14.4% | Philidor Defense C41 | |
| Nf6 | 47,002 | 9.9% | Petrov's Defense C42 | |
| d5 | 15,225 | 3.2% | Elephant Gambit C40 | |
| Bc5 | 9,158 | 1.9% | King's Pawn Game: Busch-Gass Gambit C40 | |
| f5 | 5,705 | 1.2% | Latvian Gambit C40 | |
| Qf6 | 4,791 | 1.0% | King's Pawn Game: McConnell Defense C40 | |
| f6 | 917 | 0.2% | King's Pawn Game: Damiano Defense C40 | |
| c6 | 913 | 0.2% | King's Pawn Game: Gunderam Gambit C40 | |
| Qe7 | 880 | 0.2% | Gunderam Defense C40 | |
| Bd6 | 568 | 0.1% | ||
| c5 | 182 | 0.0% | Sicilian Defense: Jalalabad Variation B27 |
A further 801 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.