Syzygy endgame tablebases

White is winning with DTZ 1

Qxa2# Checkmate Qb7# Checkmate Qb8# Checkmate Qc6# Checkmate Qc8# Checkmate Qd8# Checkmate Rd8# Checkmate Qh8# Checkmate Qa5+ Win with DTZ 1 Qa7+ Win with DTZ 1 Qg2+ Win with DTZ 1 Qb2 Win with DTZ 2 Qh1+ Win with DTZ 2 Qcc2 Win with DTZ 8 Qc3 Win with DTZ 10 Qc4 Win with DTZ 10 Qc5 Win with DTZ 10 Rd1 Win with DTZ 10 Rd2 Win with DTZ 10 Rd3 Win with DTZ 10 Rd4 Win with DTZ 10 Qd2 Win with DTZ 10 Qce5 Win with DTZ 12 Qcf4 Win with DTZ 12 Qcg3 Win with DTZ 12 Rd5 Win with DTZ 12 Qf2 Win with DTZ 12 Qe2 Win with DTZ 14 Qh5 Win with DTZ 14 Rd6 Win with DTZ 16 Qcd6 Win with DTZ 18 Rf7 Win with DTZ 18 Rg7 Win with DTZ 18 Qh3 Win with DTZ 18 Qh4 Win with DTZ 18 Qh6 Win with DTZ 18 Re7 Win with DTZ 20 Rh7 Win with DTZ 20 Qh7 Win with DTZ 26 Qhc2 Win with DTZ 28 Qg1 Win with DTZ 28 Qhg3 Win with DTZ 38 Kc1 Win with DTZ 40

Kxa2 Stalemate Qb6 Draw Qc1 Draw Nc2 Draw Nc4 Draw Nd1 Draw Nd5 Draw Nf1 Draw Nf5 Draw Ng2 Draw Ng4 Draw Qhd6 Draw Qhe5 Draw Qhf4 Draw

KQQRNvKR.pgn lichess.org

Histogram: KQQRN winning vs. KR (log scale)

Longest KQQRNvKR phases

KQQRNvKR statistics

398,063,604,908 (99.9%)

207,956,862 (0.1%)

129,491,126 (0.0%)

KQQRNvKR.json (?)