Syzygy endgame tablebases

Black is losing with DTZ 50

Kb7DTM 57Loss with DTZ 49 Ka7DTM 41Loss with DTZ 33 Ka5DTM 35Loss with DTZ 27 Kb5DTM 35Loss with DTZ 27 Kb6DTM 35Loss with DTZ 27

KRNvKB.pgn lichess.org

Histogram: KRN winning vs. KB (log scale)

Longest KRNvKB phases

KRNvKB statistics (unique positions)

White wins:
133,438,503 (81.4%)

Draws:
30,531,627 (18.6%)

Black wins:
130 (0.0%)

KRNvKB.json (?)

KRNvKB dependencies

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

KBvKN · KRNvK · KRvKB

KRNvKB.txt KRNvKB.dot