Syzygy endgame tablebases

White is winning with DTZ 3

Ra7+ DTM 16 Win with DTZ 2 Qa7+ DTM 20 Win with DTZ 2 Rc2+ DTM 20 Win with DTZ 6 Qa5+ DTM 20 Win with DTZ 6 Kc1 DTM 22 Win with DTZ 10 Qa4 DTM 30 Win with DTZ 10 Qe4 DTM 28 Win with DTZ 12 Qf3 DTM 26 Win with DTZ 14 Rb2 DTM 36 Win with DTZ 16 Qa3 DTM 38 Win with DTZ 16 Qg2 DTM 38 Win with DTZ 16 Qh1 DTM 36 Win with DTZ 18 Rf2 DTM 34 Win with DTZ 20 Rg2 DTM 56 Win with DTZ 38 Qa6 DTM 58 Win with DTZ 40 Ra3 DTM 74 Win with DTZ 58 Ra4 DTM 76 Win with DTZ 64 Rh2 DTM 88 Win with DTZ 74

Kc2 DTM 120 Win with DTZ 106 Kb2 DTM 132 Win with DTZ 118 Ka1 DTM 134 Win with DTZ 120

Ra1 Draw Ra5 Draw Ra6 Draw Rd2 Draw Re2 Draw Qf8 Draw Qg8 Draw Qh8 Draw

Qb8+ DTM 59 Loss with DTZ 1 Qc8+ DTM 57 Loss with DTZ 1 Qb7+ DTM 55 Loss with DTZ 1 Qd8+ DTM 53 Loss with DTZ 1 Qe8 DTM 51 Loss with DTZ 1 Qd5 DTM 49 Loss with DTZ 1 Qc6+ DTM 47 Loss with DTZ 1

KQRvKQ.pgn lichess.org

Histogram: KQR winning vs. KQ (log scale)

Longest KQRvKQ phases

KQRvKQ statistics (unique positions)

White wins:
88,592,076 (73.0%)

Frustrated white wins:
1,336 (0.0%)

Draws:
15,929,854 (13.1%)

Black wins:
16,771,992 (13.8%)

KQRvKQ.json (?)