Sicilian Defense: Delayed Alapin Variation, with d6

1.e4 c5 2.Nf3 d6 3.c3

ECO B50

The Sicilian Defense: Delayed Alapin Variation, with d6 is a chess opening line in the Sicilian Defense complex, reached after 1.e4 c5 2.Nf3 d6 3.c3.

It is catalogued under code B50 in the Encyclopaedia of Chess Openings (ECO).

The defining move c3 is chosen by White on move 3.

Study this line with a grandmaster

This position is covered in the The Moscow Attack 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.