JavaScript required for interactive board view. Draw by insufficient material Kd1 Insufficient material Kd2 Insufficient material Ke2 Insufficient material Kf1 Insufficient material Kf2 Insufficient material The game is drawn because with the remaining material no sequence of legal moves can lead to checkmate.
Syzygy tablebases allow perfect play with up to 7 pieces, both with and without the fifty-move drawing rule, i.e., they allow winning all won positions and bringing all drawn positions over the fifty-move line.
The tables provide WDL 50 and DTZ 50 ′′ information . Forcing captures or pawn moves while keeping a win in hand ensures that progress is being made.