Knight (chess) king); in descriptive chess notation, "Kt" is sometimes used instead, mainly in older literature. In chess problems and endgame studies, the letter "S", standing for the German name for the piece, "Springer", is often used (and in some variants of fairy chess "N" is used for the popular fairy chess piece, the nightrider). Even among sets of the standard Staunton pattern, the style of the pieces varies. The knights vary considerably. Here are some examples. The knight, along with the king and the rook, has the oldest defined movement of any chess piece, its movement being unchanged since the invention
Algebraic notation (chess) Philipp Stamma. Stamma used the modern names of the squares, but he used "p" for pawn moves and the original of a piece ("a" through "h") instead of the initial letter of the piece name. This article describes standard algebraic notation (SAN) required by FIDE. Each square of the chessboard is identified by a unique coordinate pair—a letter and a number. The vertical columns of squares, called ', are labeled "a" through "h" from White's left (the ) to right (the ). The horizontal rows of squares, called ', are numbered "1" to "8" starting from White's side of the