Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: king to g1 (f1·23)
Attack on the uncastled king: king to c2 (b2·2)
Attack on the uncastled king: bishop to b3 (c2·5)
Winning blow: king to c2 (c1·10)
Winning blow: king to e1 (d1·18)
Winning blow: king to g2 (f1·16)
Winning blow: king to a1 (b1·20)
Attack on the uncastled king: king to f2 (e1·17)
Winning blow: king to e4 (f4)
Winning blow: bishop to e4 (f5·2)
Winning blow: pawn to f3 (f2·9)
Winning blow: king to f1 (g1·26)
Attack on the uncastled king: knight to g6 (e5·8)
Winning blow: king to h2 (g1·30)
Winning blow: bishop to g4 (h5)
Winning blow: king to c2 (c1·11)
Attack on the uncastled king: knight to f5 (g3·13)
Winning blow: rook to h4 (g4)
Winning blow: knight to b5 (c3·17)
Winning blow: king to h1 (g1·31)
Winning blow: queen to c2 (a4)
Winning blow: queen to d4 (g1·3)
Attack on the uncastled king: king to c1 (d1·15)
Attack on the uncastled king: king to b1 (c1·13)
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