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Syzygy endgame tablebases

Black is losing with DTZ 62

Rf1+ Loss with DTZ 61 Rg2+ Loss with DTZ 41 Rb2 Loss with DTZ 1 Rc2 Loss with DTZ 1 Rd2 Loss with DTZ 1 Re2 Loss with DTZ 1 Rf3 Loss with DTZ 1 Rf4 Loss with DTZ 1 Rf5 Loss with DTZ 1 Rf6 Loss with DTZ 1 Rh2 Loss with DTZ 1 Rxa2 Zeroing Rxf7 Zeroing

KQQRNvKR.pgn lichess.org

Histogram: KQQRN winning vs. KR (log scale)

Longest KQQRNvKR phases

KQQRNvKR statistics

398,063,604,908 (99.9%)

207,956,862 (0.1%)

129,491,126 (0.0%)

KQQRNvKR.json (?)