Syzygy endgame tablebases

White is losing with DTZ 128

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


Histogram: KBBB losing vs. KQQ (log scale)

Longest KBBBvKQQ phases

KBBBvKQQ statistics (unique positions)

White wins:
1,922,194,830 (0.5%)
22,193,752,422 (5.7%)
Frustrated black wins:
7,834,316,034 (2.0%)
Black wins:
357,257,320,584 (91.8%)
KBBBvKQQ.json (?)