Syzygy endgame tablebases
White to move
Black to move
JavaScript required for interactive board view.
White is winning with DTZ 102
Kb7
DTM 172
Win with DTZ 101
Ka7
Draw
Kb5
Draw
Ka5
DTM 25
Loss with DTZ 1
c8=B
DTM 29
Zeroing
c8=N
DTM 29
Zeroing
c8=Q
DTM 29
Zeroing
c8=R
DTM 29
Zeroing
b7
DTM 27
Zeroing
This is a cursed win.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KPPvKQ.pgn
Histogram: KPP winning vs. KQ (log scale)
⋮
Longest KPPvKQ phases
KPP winning with DTZ 11
KPP winning with DTZ 103 (frustrated)
KPP losing with DTZ 59
KPPvKQ statistics
34,829,154 (9.4%)
3,288 (0.0%)
29,704,666 (8.0%)
305,936,420 (82.6%)
KPPvKQ.json
(?)