Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 1
Qaxb2
Zeroing
Qcxb2
Zeroing
Bxb2
Zeroing
Qa2+
Win with DTZ 2
Qa6+
Win with DTZ 2
Qe2+
Win with DTZ 2
Qe4+
Win with DTZ 2
Qf5+
Win with DTZ 2
Qg6+
Win with DTZ 2
Qa7
Win with DTZ 4
Qcb1
Win with DTZ 6
Qaa4
Win with DTZ 8
Qa5
Win with DTZ 8
Qa8
Win with DTZ 8
Qca4
Win with DTZ 8
Qab1
Win with DTZ 10
Qac1
Win with DTZ 20
Qa3
Draw
Qcc1
Draw
Qd2
Draw
Qf2
Draw
Qg2
Draw
Qh2
Draw
Be1
Draw
Bg7
Draw
Bh8
Draw
Kd2
Draw
Ke1
Draw
Be5
Loss with DTZ 4
Bf6
Loss with DTZ 4
Qd3
Loss with DTZ 2
Qh7
Loss with DTZ 2
Qb3+
Loss with DTZ 1
Ba5
Loss with DTZ 1
Bb4
Loss with DTZ 1
Bd2
Loss with DTZ 1
Bd4
Loss with DTZ 1
Ke2
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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