Syzygy endgame tablebases

Black is losing with DTZ 106

Kd4 Loss with DTZ 105

Kc4 Loss with DTZ 5 Kd3 Loss with DTZ 5 Kd2 Loss with DTZ 3 Kb2 Loss with DTZ 1 Kc2 Loss with DTZ 1 Kxb4 DTM 23 Zeroing b2 Zeroing

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

KBPPvKP.pgn lichess.org

Histogram: KBPP winning vs. KP (log scale)

⋮

Longest KBPPvKP phases

KBPPvKP statistics (unique positions)

White wins:
15,880,745,894 (87.9%)

Frustrated white wins:
84,942 (0.0%)

Draws:
682,714,046 (3.8%)

Frustrated black wins:
8,942 (0.0%)

Black wins:
1,505,997,816 (8.3%)

KBPPvKP.json (?)

KBPPvKP dependencies

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

KQBPvKP · KBPPvKQ · KRBPvKP · KBPPvKR · KBBPvKP · KBPPvKB · KPPvKP · KBNPvKP · KBPPvKN · KBPvKP · KBPPvK

KBPPvKP.txt KBPPvKP.dot