void Print(FILE * stream, const Piece::Colour & reveal=Piece::BOTH); //Print board
void PrintPretty(FILE * stream, const Piece::Colour & reveal=Piece::BOTH); //Print board using colour
void Print(FILE * stream, const Piece::Colour & reveal=Piece::BOTH); //Print board
void PrintPretty(FILE * stream, const Piece::Colour & reveal=Piece::BOTH); //Print board using colour