ECO D92: Grünfeld Defense

ECO D92 is part of volume D — Closed & Semi-Closed Games. The Lichess chess-openings dataset files one named line under it. It is Grünfeld Defense: Three Knights Variation, Hungarian Attack: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4.

That position has come up in 463,108 Lichess games between players rated 1600 to 2500: White won 47.7%, 6.3% were drawn and Black won 46.1%.