Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 24
Qg4+
Loss with DTZ 23
Rg6+
Loss with DTZ 7
Qe1
Loss with DTZ 5
Qf1
Loss with DTZ 5
Kd2
Loss with DTZ 3
Kd3
Loss with DTZ 3
Kd4
Loss with DTZ 3
Ke2
Loss with DTZ 3
Kf2
Loss with DTZ 3
Qa1
Loss with DTZ 3
Qd1
Loss with DTZ 3
Qf2
Loss with DTZ 3
Rg4
Loss with DTZ 3
Rg7
Loss with DTZ 3
Rg8
Loss with DTZ 3
Rh5
Loss with DTZ 3
Qb1
Loss with DTZ 1
Qc1
Loss with DTZ 1
Qg2
Loss with DTZ 1
Qg3
Loss with DTZ 1
Qh1
Loss with DTZ 1
Qh2
Loss with DTZ 1
Re5+
Loss with DTZ 1
Rf5
Loss with DTZ 1
Rg2
Loss with DTZ 1
Rg3
Loss with DTZ 1
Rxd5
Zeroing
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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