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Syzygy endgame tablebases

Black is losing with DTZ 48

Rc1+ Loss with DTZ 47 Rb3+ Loss with DTZ 15 Ra3 Loss with DTZ 1 Rc2 Loss with DTZ 1 Rc4 Loss with DTZ 1 Rc5 Loss with DTZ 1 Rc6 Loss with DTZ 1 Rc7 Loss with DTZ 1 Rc8 Loss with DTZ 1 Rd3 Loss with DTZ 1 Rxe3 DTM 1 Zeroing

Histogram: KQQN winning (log scale)

Longest KQQNvKR phases

KQQNvKR statistics

7,303,924,879 (99.8%)

8,190,743 (0.1%)

4,191,232 (0.1%)

KQQNvKR.json (?)