Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 208
Qb5+
Loss with DTZ 207
Qb4
Loss with DTZ 5
Qd6
Loss with DTZ 4
Qh2
Loss with DTZ 4
Qb2
Loss with DTZ 3
Qc7
Loss with DTZ 3
Nb4
Loss with DTZ 1
Nc1
Loss with DTZ 1
Nc3
Loss with DTZ 1
Ka6
Loss with DTZ 1
Ka8
Loss with DTZ 1
Kb7
Loss with DTZ 1
Qa8
Loss with DTZ 1
Qb1+
Loss with DTZ 1
Qb3
Loss with DTZ 1
Qb6
Loss with DTZ 1
Qb7
Loss with DTZ 1
Qc8+
Loss with DTZ 1
Qd8
Loss with DTZ 1
Qe5+
Loss with DTZ 1
Qe8
Loss with DTZ 1
Qf4+
Loss with DTZ 1
Qf8+
Loss with DTZ 1
Qg3
Loss with DTZ 1
Qxg8
Zeroing
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KQRPvKQN.pgn
Histogram: KQRP winning vs. KQN (log scale)
Longest KQRPvKQN phases
KQRP winning with DTZ 100
KQRP winning with DTZ 208 (frustrated)
KQRP losing with DTZ 135 (frustrated)
KQRP losing with DTZ 72
KQRPvKQN statistics
817,469,298,890 (66.9%)
20,885,251 (0.0%)
215,071,534,591 (17.6%)
12,287,253 (0.0%)
189,936,270,977 (15.5%)
KQRPvKQN.json
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