Syzygy endgame tablebases

Black is losing DTZ 12

Nb3+ Loss with DTZ 11 Kd3 Loss with DTZ 7 Nd3 Loss with DTZ 5 Kb3 Loss with DTZ 5 Kd2 Loss with DTZ 5 Ne2 Loss with DTZ 3 Kc3 Loss with DTZ 3 Kd1 Loss with DTZ 3 Na2 Loss with DTZ 1

KRRRvKN.pgn lichess.org

Histogram: KRRR winning vs. KN (log scale)

Longest KRRRvKN phases

KRRRvKN statistics (unique positions)

White wins:
8,487,881,808 (100.0%)

Draws:
3,930,552 (0.0%)

Black wins:
29,490 (0.0%)

KRRRvKN.json (?)

KRRRvKN dependencies

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

KRRvKN · KRRRvK

KRRRvKN.txt KRRRvKN.dot