Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 10
Qb2+
Loss with DTZ 9
Qa5+
Loss with DTZ 7
Qg5+
Loss with DTZ 7
Qa6
Loss with DTZ 2
Qb3
Loss with DTZ 2
Qc5
Loss with DTZ 2
Qh5
Loss with DTZ 2
Qa4
Loss with DTZ 1
Qb1
Loss with DTZ 1
Qb4+
Loss with DTZ 1
Qc4
Loss with DTZ 1
Qd3+
Loss with DTZ 1
Qd5+
Loss with DTZ 1
Qe2+
Loss with DTZ 1
Qe5
Loss with DTZ 1
Qf1
Loss with DTZ 1
Qf5
Loss with DTZ 1
Ra6
Loss with DTZ 1
Rb7
Loss with DTZ 1
Rb8
Loss with DTZ 1
Kc5
Loss with DTZ 1
Kc7
Loss with DTZ 1
Rxc6
Zeroing
Qxc6
Zeroing
KQQBvKQR.pgn
lichess.org
Histogram: KQQB winning vs. KQR (log scale)
Longest KQQBvKQR phases
KQQB winning with DTZ 100
KQQB winning with DTZ 111 (frustrated)
KQQB losing with DTZ 123 (frustrated)
KQQB losing with DTZ 93
KQQBvKQR statistics (unique positions)
White wins:
225,023,819,639 (68.6%)
Frustrated white wins:
628 (0.0%)
Draws:
76,432,051,889 (23.3%)
Frustrated black wins:
1,068,902 (0.0%)
Black wins:
26,789,935,166 (8.2%)
KQQBvKQR.json
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