ECO A63: Benoni Defense

ECO A63 is part of volume A — Flank Openings. The Lichess chess-openings dataset files one named line under it. It is Benoni Defense: Fianchetto Variation, Hastings Defense: 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg2 Bg7 8. Nf3 O-O 9. O-O Nbd7.

That position has come up in 14,065 Lichess games between players rated 1600 to 2500: White won 50.8%, 5.7% were drawn and Black won 43.5%.