Syzygy endgame tablebases

White is losing with DTZ 88

Kc5 Loss with DTZ 87 Kd6 Loss with DTZ 85 Ke5 Loss with DTZ 5 Kd4 Loss with DTZ 3 Kc4 Loss with DTZ 1 Ke6 Loss with DTZ 1

KBNPvKQB.pgn lichess.org

Histogram: KBNP losing vs. KQB (log scale)

⋮

Longest KBNPvKQB phases

KBNPvKQB statistics (unique positions)

White wins:
153,663,665,236 (10.6%)

Frustrated white wins:
671,710,460 (0.0%)

Draws:
150,107,608,596 (10.3%)

Frustrated black wins:
154,056,540 (0.0%)

Black wins:
1,147,189,262,640 (79.0%)

KBNPvKQB.json (?)

KBNPvKQB dependencies

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

KQBNvKQB · KBNPvKB · KRBNvKQB · KBBNvKQB · KQBvKNP · KBNPvKQ · KBNNvKQB · KQBvKBP · KQBvKBN

KBNPvKQB.txt KBNPvKQB.dot