Syzygy endgame tablebases

Black is losing with DTZ 62

Rc1+ Loss with DTZ 61 Rb2+ Loss with DTZ 41 Ra2 Loss with DTZ 1 Rc3 Loss with DTZ 1 Rc4 Loss with DTZ 1 Rc5 Loss with DTZ 1 Rc6 Loss with DTZ 1 Rd2 Loss with DTZ 1 Re2 Loss with DTZ 1 Rf2 Loss with DTZ 1 Rg2 Loss with DTZ 1 Rxc7 Zeroing Rxh2 Zeroing

KQQRNvKR.pgn lichess.org

Histogram: KQQRN winning vs. KR (log scale)

Longest KQQRNvKR phases

KQQRNvKR statistics (unique positions)

White wins:
398,063,604,908 (99.9%)

Draws:
207,956,862 (0.1%)

Black wins:
129,491,126 (0.0%)

KQQRNvKR.json (?)