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Syzygy endgame tablebases

Black is winning with DTZ 1

Qxf5+ Zeroing Qc1+ Win with DTZ 2 Ke2 Win with DTZ 14 Nf2 Win with DTZ 18

Qf4 Draw Qg3 Draw Ng3 Draw

Qg1 Loss with DTZ 4 Qg7 Loss with DTZ 4 Qh4 Loss with DTZ 4 Qh5 Loss with DTZ 4 Qf6 Loss with DTZ 2 Qg2 Loss with DTZ 2 Qg8 Loss with DTZ 2 Qd2 Loss with DTZ 1 Qd8 Loss with DTZ 1 Qe3 Loss with DTZ 1 Qe7 Loss with DTZ 1 Qg4 Loss with DTZ 1 Qg6 Loss with DTZ 1 Qh6 Loss with DTZ 1

KBBNvKQN.pgn lichess.org

Histogram: KBBN losing vs. KQN (log scale)

Longest KBBNvKQN phases

KBBNvKQN statistics

70,518,652,689 (15.1%)

1,804,775,530 (0.4%)

42,476,828,585 (9.1%)

1,362,293,542 (0.3%)

349,839,240,014 (75.1%)

KBBNvKQN.json (?)