Syzygy endgame tablebases

Tablebase draw

KQQBvKQ.pgn lichess.org

Histogram: KQQB winning vs. KQ (log scale)

Longest KQQBvKQ phases

KQQBvKQ statistics

5,419,184,131 (85.0%)
935,025,440 (14.7%)
18,447,413 (0.3%)
KQQBvKQ.json (?)