Library/Openings/Sicilian Defense/Classical Variation/Fianchetto Variation ECO B56
Opening· 11 plies

Sicilian Defense: Classical Variation, Fianchetto Variation

An entry in the Encyclopedia of Chess Openings (ECO B56), reached after 11 half-moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3.

Sicilian Defense: Classical Variation, Fianchetto Variation ECO B56
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Black rook
Black bishop
Black queen
Black king
Black bishop
Black rook
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black pawn
Black knight
Black pawn
Black knight
White knight
White pawn
White knight
White pawn
White pawn
White pawn
White pawn
White pawn
White pawn
White rook
White bishop
White queen
White king
White bishop
White rook
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End of this line

No further variations branch from this position in our database. To explore neighbouring ideas:

About this opening

Sicilian Defense: Classical Variation, Fianchetto Variation is an opening in the Encyclopedia of Chess Openings, classified under code B56. 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 11 half-moves from the starting position, with the move sequence 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3.

It belongs to the Sicilian Defense family. Within that family this is a level-2 branch (the Classical Variation → Fianchetto Variation line). The immediate parent line is Sicilian Defense: Classical Variation, transitioned via 6.g3.

The opening sequence in prose form: 1.e4 c5, 2.Nf3 d6, 3.d4 cxd4, 4.Nxd4 Nf6, 5.Nc3 Nc6, 6.g3. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.