Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 5
Qf3+
Win with DTZ 4
Qfh7+
Win with DTZ 4
Qhh7+
Win with DTZ 4
Ba3
Win with DTZ 6
Bb4
Win with DTZ 6
Bc5
Win with DTZ 6
Bc7
Win with DTZ 6
Qd7
Win with DTZ 6
Qg6+
Win with DTZ 6
Qhf6
Win with DTZ 6
Qh3+
Win with DTZ 6
Bf8
Win with DTZ 8
Qc7
Win with DTZ 8
Qf4
Win with DTZ 8
Qff6
Win with DTZ 8
Qd8
Win with DTZ 8
Qhe8
Win with DTZ 8
Qhf8
Win with DTZ 8
Qhg7
Win with DTZ 8
Qhg8
Win with DTZ 8
Qh2
Win with DTZ 8
Qh6
Win with DTZ 8
Qe7
Win with DTZ 9
Kd7
Win with DTZ 10
Bb8
Win with DTZ 10
Be5
Win with DTZ 10
Bf4
Win with DTZ 10
Bg3
Win with DTZ 10
Bh2
Win with DTZ 10
Qa2
Win with DTZ 10
Qfe8
Win with DTZ 10
Qff8
Win with DTZ 10
Qfg8
Win with DTZ 10
Qa7
Win with DTZ 12
Qfg7
Win with DTZ 12
Kc7
Draw
Kd8
Draw
Be7
Draw
Qb3+
Draw
Qb7
Draw
Qc4+
Draw
Qd5+
Draw
Qe6
Draw
Qf1+
Draw
Qf2
Draw
Qf5+
Draw
Qfh5
Draw
Qa1
Draw
Qb2
Draw
Qc3+
Draw
Qd4+
Draw
Qe5
Draw
Qh1
Draw
Qh4
Draw
Qhh5
Draw
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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