Move move_from_uci(const Position& pos, std::string& str);
const std::string move_to_uci(Move m, bool chess960);
const std::string move_to_san(Position& pos, Move m);
Move move_from_uci(const Position& pos, std::string& str);
const std::string move_to_uci(Move m, bool chess960);
const std::string move_to_san(Position& pos, Move m);