Syzygy endgame tablebases

Black is losing with DTZ 176

Kc6 Loss with DTZ 175

Kc4 Loss with DTZ 3 Ka5 Loss with DTZ 1 Ka6 Loss with DTZ 1 Kb6 Loss with DTZ 1 Kc5 Loss with DTZ 1

This is a blessed loss. Mate can be forced, but a draw can be achieved under the fifty-move rule.

KRPPvKBN.pgn lichess.org

Histogram: KRPP winning vs. KBN (log scale)

Longest KRPPvKBN phases

KRPPvKBN statistics (unique positions)

White wins:
850,225,033,404 (68.8%)

Frustrated white wins:
73,262,252 (0.0%)

Draws:
301,724,398,128 (24.4%)

Frustrated black wins:
150,814 (0.0%)

Black wins:
83,279,396,186 (6.7%)

KRPPvKBN.json (?)

KRPPvKBN dependencies

To probe all KRPPvKBN positions, these tables and their transitive dependencies are also required:

KQRPvKBN · KRRPvKBN · KBNvKPP · KRBPvKBN · KRPPvKN · KRNPvKBN · KRPPvKB · KRPvKBN

KRPPvKBN.txt KRPPvKBN.dot