Tree path 8 levels King's Pawn Game › King's Gambit › King's Gambit Accepted › King's Knight's Gambit › King's Gambit Accepted: King's Knight's Gambit › King's Gambit Accepted: King's Knight's Gambit › King's Gambit Accepted: Kieseritzky Gambit › Brentano Defense
C39

King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense

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Overview

King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense is a sacrificial opening line filed under ECO C39 in the Open Games group. The defining idea is the early concession of material to seize the initiative and unbalance the position.

The Open Games group covers open games — classical 1.e4 e5 openings where both sides contest the centre directly with pawns.

The line arises from 10 plies — specifically the moves 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4 g4 5. Ne5 d5.

In the opening tree, this line branches off from King's Gambit Accepted: Kieseritzky Gambit, part of the broader King's Pawn Game system.

It continues primarily into one named line, King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense.

Together the deeper variations number 2 across the full subtree.

Use the board to walk through every move, check how the position has scored on Lichess, or take it head-to-head against Stockfish.

ECO code
C39
Group
Open Games (C)
Plies
10
Parent
King's Gambit Accepted: Kieseritzky Gambit
Direct variations
1
Total in subtree
2

This overview is generated automatically from the opening's metadata. A more detailed, human-written description is on the way — and you can speed it up by suggesting one yourself.

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Variations (1)

Show all 2 sub-variations (full subtree)