chess standards - EPD, PGN, FEN, SAN     http://www.drpribut.com/sports/standard.txt     tags: chess epd fen pgn san Computer Chess - Digital Chess Network - Reloaded     http://www.digichess.gr/index.php?ID=122&Type=0&parentID=3     tags: chess epd EPD2diag     http://www.rebel.nl/epd2diag.htm     tags: chess epd