Syzygy endgame tablebases

White is losing with DTZ 302

Kf4+Loss with DTZ 301 Be5Loss with DTZ 101 Bf6Loss with DTZ 101 Bf8Loss with DTZ 101 Bh8Loss with DTZ 101 Bxd4Zeroing

Ke5+Loss with DTZ 15 Bh6Loss with DTZ 11 Kf5+Loss with DTZ 9 Ba2Loss with DTZ 1 Ba8Loss with DTZ 1 Bb3Loss with DTZ 1 Bb7Loss with DTZ 1 Bc4Loss with DTZ 1 Bc6Loss with DTZ 1 Be6Loss with DTZ 1 Bf7Loss with DTZ 1 Bg8Loss with DTZ 1 c3Zeroing c4Zeroing

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

KBBPvKQP.pgn lichess.org

Histogram: KBBP losing vs. KQP (log scale)

Longest KBBPvKQP phases

KBBPvKQP statistics (unique positions)

White wins:
191,605,395,564 (17.3%)

Frustrated white wins:
12,840,508 (0.0%)

Draws:
90,665,922,516 (8.2%)

Frustrated black wins:
4,843,420,106 (0.4%)

Black wins:
819,989,528,644 (74.1%)

KBBPvKQP.json (?)

KBBPvKQP dependencies

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

KQBBvKQP · KBBPvKQQ · KBBPvKP · KRBBvKQP · KBBPvKQR · KBBBvKQP · KBBPvKQB · KQPvKBP · KBBNvKQP · KBBPvKQN · KQPvKBB · KBBPvKQ

KBBPvKQP.txt KBBPvKQP.dot