Syzygy endgame tablebases

Black is losing with DTZ 116

Nc3+ Loss with DTZ 115 Nxg5 Zeroing

Na3 Loss with DTZ 1 Nbd2 Loss with DTZ 1 Ka4 Loss with DTZ 1 Kb3 Loss with DTZ 1 Kc3 Loss with DTZ 1 Nfd2 Loss with DTZ 1 Nd4 Loss with DTZ 1 Ne1 Loss with DTZ 1 Ne5 Loss with DTZ 1 Ng1 Loss with DTZ 1 Nh2 Loss with DTZ 1 Nh4 Loss with DTZ 1

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

KQBBvKNN.pgn lichess.org

Histogram: KQBB winning vs. KNN (log scale)

⋮

Longest KQBBvKNN phases

KQBBvKNN statistics (unique positions)

White wins:
419,874,163,182 (88.4%)

Frustrated white wins:
8,136,163,264 (1.7%)

Draws:
47,016,923,172 (9.9%)

Black wins:
17,749,732 (0.0%)

KQBBvKNN.json (?)

KQBBvKNN dependencies

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

KBBvKNN · KQBvKNN · KQBBvKN

KQBBvKNN.txt KQBBvKNN.dot