← King's Gambit

Practice: Kieseritzky Gambit

The knight fights on e5

After the standard KGA, the knight stays on e5 instead of retreating. A deep and principled line where White holds the e5 outpost at the cost of a stranded knight.

1. e4 e5
2. f4 exf4
3. Nf3 g5
4. h4 g4
5. Ne5 Nf6
6. Bc4 d5
7. exd5 Bd6
♟

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Key strategic ideas

  • White sacrifices the f-pawn to open lines for a fast attack. The bishop and queen get active diagonals while Black struggles to complete development.
  • Black can accept the pawn (2...exf4) or decline. Accepting gives White the most attacking chances and Black must defend precisely.
  • White's plan is simple: develop fast, sacrifice more if needed, and checkmate on f7 or g7 before Black can catch up.

Common mistakes & traps

  • In the King's Gambit Accepted, Black's Classical Defense (3...g5) is risky. White can play 4.h4 g4 5.Ne5 and get a powerful centre if Black does not follow up correctly.
  • The Fischer Defense (3...d6) is the safest. Black returns the pawn on f4 to stabilise the position and avoids the dangerous g5 lines.

Pawn structure notes

White gives up the f-pawn for open lines and fast development. The f-file becomes a highway for White's rook. Black's extra pawn on f4 can be a weakness if White plays accurately.

Tips

  • 5.Ne5 is the key idea — the knight is a nuisance on e5 and supports the centre
  • Black immediately challenges with Nf6 and d5 to undermine the knight's support
  • The Kieseritzky was the favourite defence of the legendary Adolf Anderssen

About this line

This line is rated advanced. Practice it repeatedly until you can play the entire sequence without thinking. The in-app trainer tracks your perfect streaks and celebrates milestones.