ECO A75: Benoni Defense

ECO A75 is part of volume A — Flank Openings. The Lichess chess-openings dataset files one named line under it. It is Benoni Defense: Classical Variation, Argentine Counterattack: 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O a6 10. a4 Bg4.

That position has come up in 20,866 Lichess games between players rated 1600 to 2500: White won 45.5%, 6.3% were drawn and Black won 48.2%.