Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 3
Qa2+
Win with DTZ 2
Qf2+
Win with DTZ 2
Qf4+
Win with DTZ 4
Be1+
Win with DTZ 4
Bf4+
Win with DTZ 4
Qd4+
Win with DTZ 4
Qh2+
Win with DTZ 6
Qh6+
Win with DTZ 7
Qc4
Win with DTZ 8
Qd7
Win with DTZ 8
Qf3
Win with DTZ 8
Qd8
Win with DTZ 8
Kd7
Win with DTZ 10
Qhf8
Win with DTZ 10
Qh4
Win with DTZ 10
Qfg8
Win with DTZ 11
Qa8
Win with DTZ 12
Qhe8
Win with DTZ 12
Qh3
Win with DTZ 12
Qfe8
Win with DTZ 17
Qc7
Win with DTZ 18
Qc8
Win with DTZ 18
Qhg7
Win with DTZ 22
Qhg8
Win with DTZ 22
Qhh7
Win with DTZ 22
Kc6
Draw
Kc7
Draw
Ke6
Draw
Ke7
Draw
Qa7
Draw
Qb3
Draw
Qb7
Draw
Qd5+
Draw
Qe6
Draw
Qe7
Draw
Qf1
Draw
Qf5
Draw
Qff6
Draw
Qff8
Draw
Qfg7
Draw
Qfh5
Draw
Qfh7
Draw
Be5
Draw
Bf2
Draw
Bh2
Draw
Bh4
Draw
Qa1
Draw
Qb2+
Draw
Qb8
Draw
Qc3+
Draw
Qe5
Draw
Qhf6
Draw
Qh1
Draw
Qhh5
Draw
Qg6
Loss with DTZ 1
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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