Syzygy endgame tablebases

Black is winning with DTZ 4

Kb3 Win with DTZ 3

Rxb8 Draw Ka4 Draw Ka5 Draw Kb5 Draw Kc3 Draw Kc4 Draw Bc5 Draw Bf4 Draw Rc8 Draw Rd8 Draw Re8 Draw Rf1+ Draw Rf2 Draw Rf5 Draw Rf6 Draw Rf7 Draw Rg8 Draw

Bg1 Loss with DTZ 5 Ka3 Loss with DTZ 3 Kc5 Loss with DTZ 3 Bb6 Loss with DTZ 3 Bc1 Loss with DTZ 3 Bd2 Loss with DTZ 3 Bd4 Loss with DTZ 3 Bf2 Loss with DTZ 3 Bg5 Loss with DTZ 3 Bh6 Loss with DTZ 3 Ba7 Loss with DTZ 1 Rf3 Loss with DTZ 1 Rf4 Loss with DTZ 1 Rh8 Loss with DTZ 1

KRBPvKRB.pgn lichess.org

Histogram: KRBP losing vs. KRB (log scale)

⋮

Longest KRBPvKRB phases

KRBPvKRB statistics (unique positions)

White wins:
526,557,480,752 (35.7%)

Frustrated white wins:
730,501,231 (0.0%)

Draws:
782,920,245,213 (53.1%)

Frustrated black wins:
4,531,593 (0.0%)

Black wins:
164,326,975,641 (11.1%)

KRBPvKRB.json (?)

KRBPvKRB dependencies

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

KQRBvKRB · KRRBvKRB · KRBvKBP · KRBPvKB · KRBBvKRB · KRBvKRP · KRBPvKR · KRBNvKRB · KRBvKRB

KRBPvKRB.txt KRBPvKRB.dot