Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 2
Qh7
Loss with DTZ 1
Bh3
Loss with DTZ 1
KQRBvKQB.pgn
lichess.org
Histogram: KQRB winning vs. KQB (log scale)
Longest KQRBvKQB phases
KQRB winning with DTZ 100
KQRB winning with DTZ 160 (frustrated)
KQRB losing with DTZ 90
KQRBvKQB statistics (unique positions)
White wins:
255,057,420,229 (68.1%)
Frustrated white wins:
476,792 (0.0%)
Draws:
66,012,401,214 (17.6%)
Black wins:
53,593,900,747 (14.3%)
KQRBvKQB.json
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