Syzygy endgame tablebases

White is losing with DTZ 4

Ba4+Loss with DTZ 3 Na4Loss with DTZ 1 Nc4Loss with DTZ 1 Nd3Loss with DTZ 1 Bb1Loss with DTZ 1 Bb3Loss with DTZ 1 Bd3Loss with DTZ 1 Be4Loss with DTZ 1 Bf5+Loss with DTZ 1 Bg6Loss with DTZ 1 Bh7Loss with DTZ 1 Kc1Loss with DTZ 1 Kd2Loss with DTZ 1

KBNvKQQ.pgn lichess.org

Histogram: KBN losing vs. KQQ (log scale)

Longest KBNvKQQ phases

KBNvKQQ statistics (unique positions)

White wins:
4,283,638 (0.1%)

Draws:
11,147,114 (0.1%)

Black wins:
7,498,053,960 (99.8%)

KBNvKQQ.json (?)

KBNvKQQ dependencies

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

KBNvKQ · KQQvKN · KQQvKB

KQQvKBN.txt KQQvKBN.dot