King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation

1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.d4

ECO C39

The King's Gambit Accepted: Kieseritzky Gambit, Berlin Defense, Rubinstein Variation is a chess opening line in the King's Gambit Accepted complex, reached after 1.e4 e5 2.f4 exf4 3.Nf3 g5 4.h4 g4 5.Ne5 Nf6 6.d4.

It is catalogued under code C39 in the Encyclopaedia of Chess Openings (ECO).

The defining move d4 is chosen by White on move 6.

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This position is covered in the King's Gambit course: a GM-authored repertoire you study move by move, then practice against a human-like AI opponent.

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.