This plugin displays a chess board populated with pieces in unicode "algebraic" notation. github
Chess is played six kinds of pieces a checkerboard with rows numbered 1 to 8 and columns a to f. Different speakers use different languages to name the pieces but unicode offers universal glyphs for all in two colors.
♛ ♚ ♝ ♞ ♜ ♟ black
♕ ♔ ♗ ♘ ♖ ♙ white
We markup the board positions using figurine algebraic notation of piece-column-row using positions from these letters, not the placement in text. wikipedia