Benoni Defense: Semi-Benoni

1.d4 c5 2.d5 e5 3.e4 d6

ECO A44

The Benoni Defense: Semi-Benoni is a chess opening line in the Benoni Defense complex, reached after 1.d4 c5 2.d5 e5 3.e4 d6.

It is catalogued under code A44 in the Encyclopaedia of Chess Openings (ECO).

The defining move d6 is chosen by Black on move 3.

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.