Syzygy endgame tablebases

Black is losing with DTZ 124

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

KBBPvKBB.pgn lichess.org

Histogram: KBBP winning vs. KBB (log scale)

Longest KBBPvKBB phases

KBBPvKBB statistics (unique positions)

White wins:
336,670,955,672 (21.3%)
Frustrated white wins:
125,810,352 (0.0%)
Draws:
1,240,475,359,452 (78.5%)
Frustrated black wins:
7,216 (0.0%)
Black wins:
3,275,520,124 (0.2%)
KBBPvKBB.json (?)

KBBPvKBB dependencies

To probe all KBBPvKBB positions, these tables and their transitive dependencies are also required:

KQBBvKBB · KRBBvKBB · KBBBvKBB · KBBvKBP · KBBPvKB · KBBNvKBB · KBBvKBB

KBBPvKBB.txt KBBPvKBB.dot