Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 6
Ba3+
Loss with DTZ 5
Bb4
Loss with DTZ 3
Bc5
Loss with DTZ 3
Bf8
Loss with DTZ 3
Ka3
Loss with DTZ 1
Ka4
Loss with DTZ 1
Kb4
Loss with DTZ 1
Kc3
Loss with DTZ 1
Kc4
Loss with DTZ 1
Bb8
Loss with DTZ 1
Bc7
Loss with DTZ 1
Be5
Loss with DTZ 1
Be7
Loss with DTZ 1
Bf4+
Loss with DTZ 1
Bg3
Loss with DTZ 1
Bxh2
DTM 7
Zeroing
KQQRvKB.pgn
lichess.org
Histogram: KQQR winning vs. KB (log scale)
Longest KQQRvKB phases
KQQR winning with DTZ 8
KQQRvKB statistics (unique positions)
White wins:
7,324,527,114 (100.0%)
Draws:
2,951,236 (0.0%)
KQQRvKB.json
(?)