Syzygy endgame tablebases

White is winning with DTZ 7

Qe4 Win with DTZ 6

Kc3 Win with DTZ 362 Na6 Win with DTZ 372 Ke3 Win with DTZ 378 Qf3 Win with DTZ 402 Qa6+ Win with DTZ 470 Qb7 Win with DTZ 582 Qh1 Win with DTZ 592

Qa7 Draw Nc6 Draw Nd7 Draw Kc4 Draw Kd3 Draw Ke4 Draw

Qa5 Loss with DTZ 1 Qc6+ Loss with DTZ 1 Qd5+ Loss with DTZ 1 Qg2 Loss with DTZ 1 Qxa4 Zeroing

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