Build Up Your Chess Pgn -

Provides an interactive reader version that lets you play through variations on a built-in board. Community Supplements:

Don’t save every game as mygame.pgn . In six months, that will be useless. Instead, adopt a consistent format: build up your chess pgn

A PGN is like a garden. If you do not prune, it becomes a jungle. Provides an interactive reader version that lets you