Syzygy endgame tablebases
White to move
Black to move
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White is losing with DTZ 162
Kd5
Loss with DTZ 161
Kd4
Loss with DTZ 157
Kd3
Loss with DTZ 29
Kb3
Loss with DTZ 3
Kb5
Loss with DTZ 1
Kc5
Loss with DTZ 1
Rd4
Loss with DTZ 1
Re4
Loss with DTZ 1
Rf1
Loss with DTZ 1
Rf2
Loss with DTZ 1
Rf3
Loss with DTZ 1
Rg4
Loss with DTZ 1
Rh4
Loss with DTZ 1
b3
Zeroing
b4
Zeroing
f6
Zeroing
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KRPPvKQ.pgn
lichess.org
Histogram: KRPP losing vs. KQ (log scale)
Longest KRPPvKQ phases
KRPP winning with DTZ 70
KRPP winning with DTZ 119 (frustrated)
KRPP losing with DTZ 162 (frustrated)
KRPP losing with DTZ 100
KRPPvKQ statistics (unique positions)
White wins:
5,065,049,512 (26.0%)
Frustrated white wins:
150,048 (0.0%)
Draws:
3,674,045,092 (18.9%)
Frustrated black wins:
4,013,920 (0.0%)
Black wins:
10,743,179,414 (55.1%)
KRPPvKQ.json
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