Syzygy endgame tablebases
White to move
Black to move
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Black is losing with DTZ 158
Nh6+
Loss with DTZ 157
Nd8
Loss with DTZ 7
Rc7
Loss with DTZ 5
Ra7
Loss with DTZ 3
Re7
Loss with DTZ 3
Rb7
Loss with DTZ 1
Rd1
Loss with DTZ 1
Rd2
Loss with DTZ 1
Rd3
Loss with DTZ 1
Rd4
Loss with DTZ 1
Rd5
Loss with DTZ 1
Rd6
Loss with DTZ 1
Rd8
Loss with DTZ 1
Kd8
Loss with DTZ 1
Ke7
Loss with DTZ 1
Nd6
Loss with DTZ 1
Ne5
Loss with DTZ 1
Ng5
Loss with DTZ 1
Nh8
Loss with DTZ 1
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KQPPvKRN.pgn
lichess.org
Histogram: KQPP winning vs. KRN (log scale)
Longest KQPPvKRN phases
KQPP winning with DTZ 100
KQPP winning with DTZ 158 (frustrated)
KQPP losing with DTZ 107 (frustrated)
KQPP losing with DTZ 29
KQPPvKRN statistics (unique positions)
White wins:
898,750,381,508 (82.1%)
Frustrated white wins:
1,768,424 (0.0%)
Draws:
57,741,228,970 (5.3%)
Frustrated black wins:
220,692 (0.0%)
Black wins:
137,828,503,178 (12.6%)
KQPPvKRN.json
(?)