Syzygy endgame tablebases

Black is losing with DTZ 112

Bf7+ Loss with DTZ 111

Kc2 Loss with DTZ 3 Kd1 Loss with DTZ 1 Ke1 Loss with DTZ 1 Bb8 Loss with DTZ 1 Bc7 Loss with DTZ 1 Bd6 Loss with DTZ 1 Be5 Loss with DTZ 1 Bf4 Loss with DTZ 1 Bg3 Loss with DTZ 1 Bd1 Loss with DTZ 1 Be2 Loss with DTZ 1 Be8 Loss with DTZ 1 Bf3 Loss with DTZ 1 Bg4 Loss with DTZ 1 Bg6 Loss with DTZ 1 Bxg1 Zeroing

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

KQNPvKBB.pgn lichess.org

Histogram: KQNP winning vs. KBB (log scale)

⋮

Longest KQNPvKBB phases

KQNPvKBB statistics (unique positions)

White wins:
1,232,830,470,092 (85.1%)

Frustrated white wins:
280,603,920 (0.0%)

Draws:
154,774,140,400 (10.7%)

Frustrated black wins:
18,778,399,566 (1.3%)

Black wins:
41,235,002,648 (2.8%)

KQNPvKBB.json (?)

KQNPvKBB dependencies

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

KQQNvKBB · KBBvKNP · KQRNvKBB · KQBNvKBB · KQNPvKB · KQNNvKBB · KQPvKBB · KQNvKBB

KQNPvKBB.txt KQNPvKBB.dot