Forsyth-Edwards Notation (FEN)
V.B. Forsyth-Edwards Notation (FEN) (source: http://www.chessville.com). The Forsyth-Edwards Notation – Standard is a part of the Portable Game Notation (PGN) – Standard. FEN is “Forsyth-Edwards Notation”; it is a standard for describing chess positions using the ASCII character set. A single FEN record uses one text line of variable length composed of six data fields. […]