improve documentation and reference the pgn-extract tool - chess-puzzles - chess puzzle book generator
 (HTM) git clone git://git.codemadness.org/chess-puzzles
 (DIR) Log
 (DIR) Files
 (DIR) Refs
 (DIR) README
 (DIR) LICENSE
       ---
 (DIR) commit 62500fd8c67b353a43bad026d0f730eccbd90b47
 (DIR) parent e34a8cc5befa1d22f9468bb9169113acb84ef6f8
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Sun, 14 Jan 2024 19:23:25 +0100
       
       improve documentation and reference the pgn-extract tool
       
       Diffstat:
         M README                              |       8 ++++++++
         M fen.1                               |       7 ++++++-
       
       2 files changed, 14 insertions(+), 1 deletion(-)
       ---
 (DIR) diff --git a/README b/README
       @@ -39,3 +39,11 @@ References
        
        * SVG of the pieces used for fen.c:
          https://github.com/lichess-org/lila/tree/master/public/piece/cburnett
       +
       +* pgn-extract:
       +  A great multi-purpose PGN manipulation program with many options:
       +  https://www.cs.kent.ac.uk/people/staff/djb/pgn-extract/
       +
       +  An example to convert PGN games to UCI moves:
       +
       +        pgn-extract --notags -Wuci
 (DIR) diff --git a/fen.1 b/fen.1
       @@ -1,4 +1,4 @@
       -.Dd January 5, 2024
       +.Dd January 14, 2024
        .Dt FEN 1
        .Os
        .Sh NAME
       @@ -19,6 +19,11 @@ parses the Forsyth-Edwards Notation (FEN) to setup the chess board.
        It then plays some
        .Ar moves
        and writes the output to a chosen format.
       +The
       +.Ar moves
       +are in the Universal Chess Interface (UCI) format.
       +For example "e2e4" or "e7e8q" (promotion to queen).
       +.Pp
        The options are as follows:
        .Bl -tag -width Ds
        .It Fl c