Syzygy endgame tablebases
White to move
Black to move
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White is winning with DTZ 1
Rxd1+
DTM 14
Zeroing
Bf6+
Win with DTZ 2
Nb4
Draw
Nc1
Draw
Ka7
Draw
Ka8
Draw
Kb7
Draw
Bc3
Draw
Be5
Draw
Bg7
Draw
Rc1
Loss with DTZ 2
Bb2
Loss with DTZ 2
Rb1
Loss with DTZ 1
Nc3
Loss with DTZ 1
Bd4
Loss with DTZ 1
KRBNvKQ.pgn
lichess.org
Histogram: KRBN winning vs. KQ (log scale)
Longest KRBNvKQ phases
KRBN winning with DTZ 100
KRBN winning with DTZ 197 (frustrated)
KRBN losing with DTZ 57
KRBNvKQ statistics (unique positions)
White wins:
2,387,162,558 (29.9%)
Frustrated white wins:
1,436,216 (0.0%)
Draws:
3,769,142,851 (47.2%)
Black wins:
1,820,891,497 (22.8%)
KRBNvKQ.json
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