Sicilian Defense: Delayed Alapin Variation

An entry in the Encyclopedia of Chess Openings (ECO B22), reached after 10 half-moves: 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6.

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6.cxd4 2 lines
- B50 Basman-Palatnik Double Gambit
- B50 Basman-Palatnik Gambit

About this opening

Sicilian Defense: Delayed Alapin Variation is an opening in the Encyclopedia of Chess Openings, classified under code B22. ECO group B (B00–B99) covers semi-open games (1.e4 with Black playing anything other than 1…e5), with the Sicilian, French, Caro-Kann and Pirc/Modern at its heart. This particular variation is reached after 10 half-moves from the starting position, with the move sequence 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6.

It belongs to the Sicilian Defense family. Within that family this is a sub-variation (the Delayed Alapin Variation line).

The opening sequence in prose form: 1.e4 c5, 2.Nf3 e6, 3.c3 d5, 4.exd5 Qxd5, 5.d4 Nf6. From this position exactly one named continuation is recorded in the encyclopaedia.