Tree path 6 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
- Chess Codex
- King's Pawn Game C20
- King's Gambit C30
- King's Gambit Accepted C33
- King's Knight's Gambit C34
- King's Gambit Accepted: King's Knight's Gambit C34
- King's Gambit Accepted: King's Knight's Gambit C39 you are here
King's Gambit Accepted: King's Knight's Gambit
Overview
King's Gambit Accepted: King's Knight's Gambit 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.
It is reached after 7 plies of play, with the move sequence 1. e4 e5 2. f4 exf4 3. Nf3 g5 4. h4.
In the opening tree, this line branches off from King's Gambit Accepted: King's Knight's Gambit, part of the broader King's Pawn Game system.
2 named variations grow from this line, including King's Gambit Accepted: Allgaier Gambit, King's Gambit Accepted: Kieseritzky Gambit.
In total, the branch covers 29 sub-variations across all depths.
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
- 7
- Direct variations
- 2
- Total in subtree
- 29
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.
Statistics from Lichess
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Source: Lichess Opening Explorer · cached
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Variations (2)
Show all 29 sub-variations (full subtree)
- C39 King's Gambit Accepted: Allgaier Gambit 9-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit 9-ply
- C39 King's Gambit Accepted: Allgaier, Schlechter Defense 10-ply
- C39 Berlin Defense 10-ply
- C39 Brentano Defense 10-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit, Cotter Gambit 11-ply
- C39 Kolisch Defense 10-ply
- C39 Long Whip 10-ply
- C39 Neumann Defense 10-ply
- C39 Paulsen Defense 10-ply
- C39 Rosenthal Defense 10-ply
- C39 King's Gambit Accepted: Kieseritzky, Polerio Defense 10-ply
- C39 King's Gambit Accepted: Allgaier Gambit, Thorold Attack 13-ply
- C39 King's Gambit Accepted: Allgaier Gambit, Urusov Attack 13-ply
- C39 King's Gambit Accepted: Allgaier, Blackburne Gambit 13-ply
- C39 King's Gambit Accepted: Allgaier, Horny Defense 16-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit, Anderssen Defense 14-ply
- C39 de Riviere Variation 12-ply
- C39 Rubinstein Variation 11-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit, Brentano Defense 13-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit, Paulsen Defense Deferred 14-ply
- C39 King's Gambit Accepted: Kieseritzky, Long Whip Defense, Jaenisch Variation 15-ply
- C39 King's Gambit Accepted: Kieseritzky, Salvio Defense, Cozio Variation 13-ply
- C39 King's Gambit Accepted: Allgaier, Cook Variation 19-ply
- C39 King's Gambit Accepted: Allgaier, Urusov Attack 17-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit, Anderssen-Cordel Gambit 18-ply
- C39 Caro Variation 15-ply
- C39 King's Gambit Accepted: Kieseritzky, Rice Gambit 15-ply
- C39 King's Gambit Accepted: Kieseritzky Gambit, Rice Gambit 16-ply