Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 1
Qxd1
Zeroing
Qd4+
Win with DTZ 2
Bf4+
Win with DTZ 2
Qa7+
Win with DTZ 2
Qf2+
Win with DTZ 2
Qf4+
Win with DTZ 2
Qg5+
Win with DTZ 4
Bd4+
Win with DTZ 6
Qdc7
Win with DTZ 10
Qd6
Win with DTZ 10
Qdd7
Win with DTZ 10
Qde7
Win with DTZ 10
Qde8
Win with DTZ 10
Qfc7
Win with DTZ 10
Qfd7
Win with DTZ 10
Qfe7
Win with DTZ 10
Qfe8
Win with DTZ 10
Qff6
Win with DTZ 10
Qfg8
Win with DTZ 10
Qa8
Win with DTZ 12
Qc8
Win with DTZ 12
Bc7
Win with DTZ 12
Qff8
Win with DTZ 12
Qh4
Win with DTZ 14
Bd6
Win with DTZ 14
Qb8
Draw
Qd2+
Draw
Qd3+
Draw
Qdf6
Draw
Qdf8
Draw
Qdg8
Draw
Bb8
Draw
Bf6
Draw
Bg3
Draw
Bg7
Draw
Bh2
Draw
Ke7
Draw
Kf5
Draw
Qb7
Draw
Qf1
Draw
Qf3+
Draw
Qf5
Draw
Qg6
Draw
Qg7
Draw
Qh5
Draw
Qh7
Draw
Qh8
Loss with DTZ 4
Qa5
Loss with DTZ 2
Qb6+
Loss with DTZ 1
Qd5
Loss with DTZ 1
Ba1
Loss with DTZ 1
Bb2
Loss with DTZ 1
Bc3
Loss with DTZ 1
Bh8
Loss with DTZ 1
Kf6
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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