Syzygy endgame tablebases

Black is winning with DTZ 1

Qh6 Loss with DTZ 15 Qg3 Loss with DTZ 14 Qh2 Loss with DTZ 14 Qh3 Loss with DTZ 13 Qh5 Loss with DTZ 11 Qh7 Loss with DTZ 11 Qe7 Loss with DTZ 3 Qg5 Loss with DTZ 3 Kd7 Loss with DTZ 1 Ke7 Loss with DTZ 1 Ke8 Loss with DTZ 1 Qe1 Loss with DTZ 1 Qf2 Loss with DTZ 1 Qf6 Loss with DTZ 1 Qg4 Loss with DTZ 1 Qh1 Loss with DTZ 1 Qh8 Loss with DTZ 1

KRRBNvKQ.pgn lichess.org

Histogram: KRRBN losing vs. KQ (log scale)

Longest KRRBNvKQ phases

KRRBNvKQ statistics (unique positions)

White wins:
334,411,661,737 (79.2%)

Frustrated white wins:
58,336,799 (0.0%)

Draws:
81,928,183,430 (19.4%)

Black wins:
5,795,099,484 (1.4%)

KRRBNvKQ.json (?)

KRRBNvKQ dependencies

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

KRRBNvK · KRBNvKQ · KRRNvKQ · KRRBvKQ

KRRBNvKQ.txt KRRBNvKQ.dot