Syzygy endgame tablebases

Black is losing with DTZ 28

Re1+ DTM 59 Loss with DTZ 27 Rh2+ DTM 25 Loss with DTZ 13 Rg1 DTM 13 Loss with DTZ 5 Rh6 DTM 13 Loss with DTZ 5 Ra1 DTM 3 Loss with DTZ 3 Rb1 DTM 3 Loss with DTZ 3 Rc1 DTM 3 Loss with DTZ 3 Rd1 DTM 3 Loss with DTZ 3 Rh3 DTM 3 Loss with DTZ 3 Rh4 DTM 3 Loss with DTZ 3 Rf1 DTM 11 Loss with DTZ 1 Rh5 DTM 11 Loss with DTZ 1 Rh7 DTM 1 Loss with DTZ 1

KQBvKR.pgn lichess.org

Histogram: KQB winning vs. KR (log scale)

Longest KQBvKR phases

KQBvKR statistics (unique positions)

White wins:
116,997,291 (83.3%)

Draws:
22,796,331 (16.2%)

Black wins:
579,172 (0.4%)

KQBvKR.json (?)

KQBvKR dependencies

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

KRvKB · KQBvK · KQvKR

KQBvKR.txt KQBvKR.dot