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Syzygy endgame tablebases

Black is winning with DTZ 4

KQBBNvKR.pgn lichess.org

Histogram: KQBBN losing vs. KR (log scale)

Longest KQBBNvKR phases

KQBBNvKR statistics

429,543,979,989 (95.5%)
4,750,384 (0.0%)
19,837,451,405 (4.4%)
267,389,312 (0.1%)
KQBBNvKR.json (?)