Syzygy endgame tablebases

Black is losing with DTZ 4

KQQRvKBB.pgn lichess.org

Histogram: KQQR winning vs. KBB (log scale)

Longest KQQRvKBB phases

KQQRvKBB statistics

390,097,822,730 (99.8%)
3,697,892 (0.0%)
633,912,194 (0.2%)
32,145,084 (0.0%)
KQQRvKBB.json (?)