Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 3
Qc4+
Win with DTZ 2
Qfe8+
Win with DTZ 2
Qhe8+
Win with DTZ 2
Qe6+
Win with DTZ 4
Qe7+
Win with DTZ 4
Qg6+
Win with DTZ 4
Qa8+
Win with DTZ 4
Qh4+
Win with DTZ 4
Qh7+
Win with DTZ 4
Kc6
Win with DTZ 6
Qf2
Win with DTZ 6
Qf6
Win with DTZ 6
Qh6
Win with DTZ 6
Qff8
Win with DTZ 8
Bc3
Win with DTZ 8
Bb2
Win with DTZ 9
Kc8
Win with DTZ 10
Ba1
Win with DTZ 10
Bd4
Win with DTZ 10
Be5
Win with DTZ 10
Bf6
Win with DTZ 10
Qh2
Win with DTZ 10
Qa2
Draw
Qd5+
Draw
Qd7
Draw
Qf3+
Draw
Qf4+
Draw
Qf5+
Draw
Qfh5
Draw
Bf8
Draw
Bh6
Draw
Qb8
Draw
Qc8
Draw
Qd8
Draw
Qhf8
Draw
Qhg8
Draw
Qh1+
Draw
Qh3
Draw
Qhh5
Draw
Qb3
Loss with DTZ 24
Qf1
Loss with DTZ 10
Qfg8
Loss with DTZ 8
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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