Syzygy endgame tablebases
White to move
Black to move
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White is losing with DTZ 135
Ke2
Loss with DTZ 134
Kc2
Loss with DTZ 7
This is a blessed loss.
Mate can be forced, but a draw can be achieved under the fifty-move rule.
KQQvKQR.pgn
lichess.org
Histogram: KQQ losing vs. KQR (log scale)
Longest KQQvKQR phases
KQQ winning with DTZ 95
KQQ losing with DTZ 136 (frustrated)
KQQ losing with DTZ 100
KQQvKQR statistics (unique positions)
White wins:
3,399,979,722 (57.8%)
Draws:
955,720,162 (16.3%)
Frustrated black wins:
115,824 (0.0%)
Black wins:
1,524,420,166 (25.9%)
KQQvKQR.json
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