Syzygy endgame tablebases

Black is losing with DTZ 130

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


Histogram: KQBN winning vs. KBP (log scale)

Longest KQBNvKBP phases

KQBNvKBP statistics (unique positions)

White wins:
1,311,935,870,189 (89.0%)
Frustrated white wins:
1,014,269,641 (0.1%)
148,191,022,682 (10.0%)
Frustrated black wins:
13,649 (0.0%)
Black wins:
13,742,716,097 (0.9%)
KQBNvKBP.json (?)