Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 10
Bd3+
DTM 15
Loss with DTZ 9
Be2
DTM 13
Loss with DTZ 7
Kg5
DTM 13
Loss with DTZ 5
Kg3
DTM 11
Loss with DTZ 5
Kh4
DTM 9
Loss with DTZ 5
Kh5
DTM 9
Loss with DTZ 5
Kh3
DTM 7
Loss with DTZ 5
Kf4
DTM 13
Loss with DTZ 3
Kf5
DTM 13
Loss with DTZ 3
Bc4
DTM 11
Loss with DTZ 3
Bg2
DTM 11
Loss with DTZ 3
Kf3
DTM 11
Loss with DTZ 3
Bh3
DTM 9
Loss with DTZ 3
Ba6
DTM 9
Loss with DTZ 1
Bb5
DTM 9
Loss with DTZ 1
KQRvKB.pgn
lichess.org
Histogram: KQR winning vs. KB (log scale)
Longest KQRvKB phases
KQR winning with DTZ 10
KQRvKB statistics (unique positions)
White wins:
131,835,813 (92.7%)
Draws:
10,371,791 (7.3%)
KQRvKB.json
(?)