Philidor Defense: Hanham Variation, Sharp Variation

1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 Nb6

ECO C41

The Philidor Defense: Hanham Variation, Sharp Variation is a chess opening line in the Philidor Defense complex, reached after 1.e4 e5 2.Nf3 d6 3.d4 Nd7 4.Bc4 Nb6.

It is catalogued under code C41 in the Encyclopaedia of Chess Openings (ECO).

The defining move Nb6 is chosen by Black on move 4.

Do you want to learn openings?

Start with a GM-authored repertoire you study move by move, then practice against a human-like AI opponent:

• Catalan Opening
• King's Indian Defense with ...e5

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