ECO A28: English Opening: King's English Variation
ECO A28 is part of volume A, Flank Openings.
The Lichess chess-openings dataset files 9 named lines under it.
The shortest is English Opening: King's English Variation, Four Knights Variation:
1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6.
8 of the 9 are lines of the
English Opening: King's English Variation.
That position has come up in 1,840,475 Lichess games between
players rated 1600 to 2500: White won 52.0%,
5.8% were drawn and Black won 42.2%.