Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 48
Qf4+
Loss with DTZ 47
Qa6
Loss with DTZ 17
Qc6
Loss with DTZ 17
Qg4
Loss with DTZ 16
Qa3
Loss with DTZ 15
Qc4
Loss with DTZ 15
Qc2
Loss with DTZ 14
Ke8
Loss with DTZ 14
Qa5
Loss with DTZ 12
Kd7
Loss with DTZ 11
Ke7
Loss with DTZ 11
Qe8
Loss with DTZ 10
Qe4
Loss with DTZ 5
Qd7
Loss with DTZ 3
Qh4
Loss with DTZ 3
Qa7+
Loss with DTZ 1
Qa8+
Loss with DTZ 1
Qb3+
Loss with DTZ 1
Qb4+
Loss with DTZ 1
Qb5+
Loss with DTZ 1
Qd1
Loss with DTZ 1
Qd4
Loss with DTZ 1
Qxa2
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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