Syzygy endgame tablebases
White to move
Black to move
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Black is winning with DTZ 1
Qxf4+
Zeroing
Qh6
Loss with DTZ 15
Qg3
Loss with DTZ 14
Qh2
Loss with DTZ 14
Qh3
Loss with DTZ 13
Qh5
Loss with DTZ 11
Qh7
Loss with DTZ 11
Qe7
Loss with DTZ 3
Qg5
Loss with DTZ 3
Kd7
Loss with DTZ 1
Ke7
Loss with DTZ 1
Ke8
Loss with DTZ 1
Qe1
Loss with DTZ 1
Qf2
Loss with DTZ 1
Qf6
Loss with DTZ 1
Qg4
Loss with DTZ 1
Qh1
Loss with DTZ 1
Qh8
Loss with DTZ 1
KRRBNvKQ.pgn
lichess.org
Histogram: KRRBN losing 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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