pub fn epd(setup: &dyn Setup) -> String
Create an EPD such as rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - with default FenOpts.
rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq -
FenOpts