Syzygy endgame tablebases

White is winning with DTZ 7

KRRRvKQR.pgn lichess.org

Histogram: KRRR winning vs. KQR (log scale)

Longest KRRRvKQR phases

KRRRvKQR statistics (unique positions)

White wins:
172,874,987,361 (47.2%)
Frustrated white wins:
362,070 (0.0%)
Draws:
57,104,401,164 (15.6%)
Frustrated black wins:
947,706 (0.0%)
Black wins:
136,192,676,415 (37.2%)
KRRRvKQR.json (?)

KRRRvKQR dependencies

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

KRRRvKR · KQRvKRR · KRRRvKQ

KRRRvKQR.txt KRRRvKQR.dot