Syzygy endgame tablebases

Invalid position

The given position is not a legal chess position.

Histogram: KBPP losing vs. KR (log scale)

Longest KBPPvKR phases

KBPPvKR statistics (unique positions)

White wins:
9,245,208,992 (41.9%)
Frustrated white wins:
44 (0.0%)
Draws:
11,089,451,430 (50.3%)
Black wins:
1,718,122,290 (7.8%)
KBPPvKR.json (?)

KBPPvKR dependencies

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

KQBPvKR · KRBPvKR · KBPPvK · KBBPvKR · KPPvKR · KBNPvKR · KBPvKR

KBPPvKR.txt KBPPvKR.dot