Syzygy endgame tablebases

Black is winning with DTZ 122

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


Histogram: KQQB losing vs. KQQ (log scale)

Longest KQQBvKQQ phases

KQQBvKQQ statistics (unique positions)

White wins:
146,294,545,742 (49.2%)
60,667,964,896 (20.4%)
Frustrated black wins:
105,512 (0.0%)
Black wins:
90,130,404,406 (30.3%)
KQQBvKQQ.json (?)