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Syzygy endgame tablebases

White is losing with DTZ 124

Bg2 Loss with DTZ 123

Bd3 Loss with DTZ 3 Kb3 Loss with DTZ 1 Kb4 Loss with DTZ 1 Kc3 Loss with DTZ 1 Kc5 Loss with DTZ 1 Kd3 Loss with DTZ 1 Kd4 Loss with DTZ 1 Be2 Loss with DTZ 1 Bh3 Loss with DTZ 1 h8=B Zeroing h8=N Zeroing h8=Q+ Zeroing h8=R+ Zeroing

This is a blessed loss. Mate can be forced, but a draw can be achieved under the fifty-move rule.

Histogram: KBPP losing vs. KQB (log scale)

Longest KBPPvKQB phases

KBPPvKQB statistics

93,642,228,428 (8.4%)

4,033,562 (0.0%)

129,755,068,570 (11.6%)

126,438 (0.0%)

897,326,054,194 (80.1%)

KBPPvKQB.json (?)