Syzygy endgame tablebases

White is losing with DTZ 117

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

KQBBvKRP.pgn lichess.org

Histogram: KQBB losing vs. KRP (log scale)

Longest KQBBvKRP phases

KQBBvKRP statistics (unique positions)

White wins:
1,172,905,631,082 (85.5%)
Frustrated white wins:
8,852,074 (0.0%)
Draws:
177,206,092,070 (12.9%)
Frustrated black wins:
490,294,898 (0.0%)
Black wins:
21,049,412,940 (1.5%)
KQBBvKRP.json (?)

KQBBvKRP dependencies

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

KQBBvKQR · KRPvKBB · KQBBvKRR · KQBBvKP · KQBBvKRB · KQBvKRP · KQBBvKRN · KQBBvKR

KQBBvKRP.txt KQBBvKRP.dot