Syzygy endgame tablebases
White to move
Black to move
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Tablebase draw
Qxb4+
Draw
Qf4+
Loss with DTZ 19
Qd6+
Loss with DTZ 13
Ke8
Loss with DTZ 13
Qf2
Loss with DTZ 11
Qh2
Loss with DTZ 11
Qe2
Loss with DTZ 10
Ke7
Loss with DTZ 9
Qh6
Loss with DTZ 7
Qd7
Loss with DTZ 3
Kd7
Loss with DTZ 3
Qa2
Loss with DTZ 1
Qb2
Loss with DTZ 1
Qc1
Loss with DTZ 1
Qc2
Loss with DTZ 1
Qc3
Loss with DTZ 1
Qd1
Loss with DTZ 1
Qd3
Loss with DTZ 1
Qd4
Loss with DTZ 1
Qd5
Loss with DTZ 1
Qe1
Loss with DTZ 1
Qe3
Loss with DTZ 1
Qg2
Loss with DTZ 1
Qg5
Loss with DTZ 1
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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