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Chess openings

Opening family

King's Gambit Accepted Lines and Variations

The King's Gambit Accepted family contains 137 named lines in this opening book, spanning ECO C33 to C39. Use this page as the map, then open individual lines for exact move orders and diagrams.

Named lines
137
ECO coverage
C33, C34, C35, C36, C37, C38, C39
ECO volume
C (open games after 1.e4 e5 plus the French Defense)
Shortest line
C33 King's Gambit Accepted: 1. e4 e5 2. f4 exf4

How to study this family

White

The gambit side must turn time and activity into concrete threats; if the initiative fades, the pawn deficit matters.

Black

The defending side should return material if needed to finish development and neutralize the initiative.

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