Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 25
Qb3+
Loss with DTZ 24
Qd3+
Loss with DTZ 10
Qh3
Loss with DTZ 8
Qf4
Loss with DTZ 7
Qf2
Loss with DTZ 5
Qh2
Loss with DTZ 5
Qh4
Loss with DTZ 5
Kd2
Loss with DTZ 1
Qa3
Loss with DTZ 1
Qb8
Loss with DTZ 1
Qc3
Loss with DTZ 1
Qc7
Loss with DTZ 1
Qd6
Loss with DTZ 1
Qe1
Loss with DTZ 1
Qe3
Loss with DTZ 1
Qe5
Loss with DTZ 1
Qf3
Loss with DTZ 1
Qg1
Loss with DTZ 1
Qg2
Loss with DTZ 1
Qg4
Loss with DTZ 1
Qg5
Loss with DTZ 1
Qg6+
Loss with DTZ 1
Qg7
Loss with DTZ 1
Qxg8
Zeroing
KRRBNvKQ.pgn
lichess.org
Histogram: KRRBN winning vs. KQ (log scale)
Longest KRRBNvKQ phases
KRRBN winning with DTZ 100
KRRBN winning with DTZ 163 (frustrated)
KRRBN losing with DTZ 31
KRRBNvKQ statistics (unique positions)
White wins:
334,411,661,737 (79.2%)
Frustrated white wins:
58,336,799 (0.0%)
Draws:
81,928,183,430 (19.4%)
Black wins:
5,795,099,484 (1.4%)
KRRBNvKQ.json
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