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Chess openings

Opening family

English Opening Lines and Variations

The English Opening family contains 166 named lines in this opening book, spanning ECO A10 to C20. Use this page as the map, then open individual lines for exact move orders and diagrams.

Named lines
166
ECO coverage
A10, A11, A13, A14 ... A38, A39, C20
ECO volume
A (flank openings, irregular first moves, and many English/Reti structures); C (open games after 1.e4 e5 plus the French Defense)
Shortest line
A10 English Opening: 1. c4

How to study this family

White

White starts from the flank, delaying central commitment while keeping pressure on d5 and dark-square control.

Black

Black should choose a clear central setup, because the English often transposes into queen-pawn or Sicilian-style structures.

Start with the shortest line, then branch to the variations that change the pawn structure or tactical target. Memorizing every branch before understanding the family plan is usually wasted work.

Main named lines

Deep theory branches

Start with the root lineDrill this family