Lion Defense: Anti-Philidor, Lion's Cave, Lion Claw Gambit

1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 e5 5.Nf3 exd4 6.Qxd4 c6 7.Bc4 d5

ECO B07

The Lion Defense: Anti-Philidor, Lion's Cave, Lion Claw Gambit is a chess opening line in the Lion Defense complex, reached after 1.e4 d6 2.d4 Nf6 3.Nc3 Nbd7 4.f4 e5 5.Nf3 exd4 6.Qxd4 c6 7.Bc4 d5.

It is catalogued under code B07 in the Encyclopaedia of Chess Openings (ECO).

The defining move d5 is chosen by Black on move 7.

Study this line with a grandmaster

This position is covered in the Vienna 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.