Syzygy endgame tablebases

White is winning with DTZ 5

Qd5+ Win with DTZ 4 Qa3+ Win with DTZ 12 Qa6+ Win with DTZ 12 Qf3 Win with DTZ 14

Na6 Win with DTZ 462 Kc3 Win with DTZ 522 Qa5 Win with DTZ 574 Kc4 Win with DTZ 588 Qb7 Win with DTZ 592 Ke3 Win with DTZ 596 Qh1 Win with DTZ 604 Qa1 Win with DTZ 610 Qa7 Win with DTZ 610 Qa2 Win with DTZ 650 Ke4 Win with DTZ 664

Nxd7 Draw Qe4 Draw Nc6 Draw Kd3 Draw

Qa4 Loss with DTZ 1 Qc6+ Loss with DTZ 1 Qg2 Loss with DTZ 1

KQNvKRBN.pgn lichess.org

Histogram: KQN winning vs. KRBN (log scale)

Longest KQNvKRBN phases

KQNvKRBN statistics (unique positions)

White wins:
247,681,177,243 (55.1%)

Frustrated white wins:
29,312,796,465 (6.5%)

Draws:
68,162,241,258 (15.2%)

Frustrated black wins:
35,765,764 (0.0%)

Black wins:
104,174,295,390 (23.2%)

KQNvKRBN.json (?)

KQNvKRBN dependencies

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

KRBNvKN · KQNvKBN · KQNvKRN · KRBNvKQ · KQNvKRB

KRBNvKQN.txt KRBNvKQN.dot