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Board / Files / c-File

C-File: Queen's Bishop File

The premier semi-open file in Sicilian and Queen's Gambit structures. Essential for rook counter-attacks.

C-File

Flank Side: queenside

a b c d e f g h

8 7 6 5 4 3 2 1

c8 d8 e8 f8 g8 h8 a7 b7

c7 d7 e7 f7 g7 h7 a6 b6

c6 d6 e6 f6 g6 h6 a5 b5

c5 d5 e5 f5 g5 h5 a4 b4

c4 d4 e4 f4 g4 h4 a3 b3

c3 d3 e3 f3 g3 h3 a2 b2

c2 d2 e2 f2 g2 h2 a1 b1

c1 d1 e1 f1 g1 h1

8 7 6 5 4 3 2 1

a b c d e f g h

Squares on C-File

c1 c2 c3 c4 c5 c6 c7 c8

Strategic Theme

Semi-Open File Counter-Attack & Sicilian Invasions

Tactical Breakdown

The C-file is one of the most active files in competitive chess. In the Sicilian Defense (1.e4 c5), Black trades the c-pawn to open the C-file for heavy rooks, targeting White's c2 pawn and queenside pieces.

Associated Tactical Concepts

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