Syzygy endgame tablebases

Black is losing with DTZ 148

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


Histogram: KQQN winning vs. KQQ (log scale)

Longest KQQNvKQQ phases

KQQNvKQQ statistics (unique positions)

White wins:
140,990,867,808 (46.0%)
Frustrated white wins:
194,000 (0.0%)
63,886,373,468 (20.8%)
Frustrated black wins:
580 (0.0%)
Black wins:
101,770,213,216 (33.2%)
KQQNvKQQ.json (?)