Notation

What is a file in chess?

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File is a notation term: a column of squares of the chessboard. A specific file can be named either using its position in algebraic notation, a–h, or by using its position in descriptive notation. For example, "f-file" and "king bishop file" both denote the squares f1–f8 (or KB1–KB8 in descriptive notation). This matters because clear notation lets you replay, review, and share chess positions without confusion.

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