King's Indian Defense: Four Pawns Attack, Florentine Gambit

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.Be2 exd5 9.e5

ECO E77

The King's Indian Defense: Four Pawns Attack, Florentine Gambit is a chess opening line in the King's Indian Defense complex, reached after 1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Nf3 c5 7.d5 e6 8.Be2 exd5 9.e5.

It is catalogued under code E77 in the Encyclopaedia of Chess Openings (ECO).

The defining move e5 is chosen by White on move 9.

Study this line with a grandmaster

This position is covered in the King's Indian Defense with ...c5 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.