ECO B34: Sicilian Defense

ECO B34 is part of volume B — Semi-Open Games. The Lichess chess-openings dataset files 2 named lines under it. The shortest is Sicilian Defense: Accelerated Dragon, Exchange Variation: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nxc6.

That position has come up in 1,561,166 Lichess games between players rated 1600 to 2500: White won 44.6%, 5.2% were drawn and Black won 50.2%.