Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: rook to g2 (g1·14)
Attack on the uncastled king: pawn to h3 (g2·55)
Winning blow: knight to d6 (e4·7)
Winning blow: rook to g3 (h3·4)
Attack on the uncastled king: rook to d8 (d1·19)
Attack on the uncastled king: queen to g4 (a4)
Attack on the uncastled king: pawn to d3 (c2·19)
Winning blow: rook to f5 (f4·2)
Winning blow: pawn to b8 (b7·6)
Attack on the uncastled king: pawn to c4 (b3·41)
Winning blow: rook to c7 (c1·11)
Winning blow: bishop to b8 (f4·4)
Winning blow: rook to d7 (d2)
Attack on the uncastled king: rook to d3 (d1·3)
Winning blow: bishop to e7 (d6)
Attack on the uncastled king: pawn to f3 (e2·17)
Winning blow: queen to c1 (a3)
Attack on the uncastled king: knight to d4 (f3·12)
Winning blow: rook to a1 (b1·3)
Winning blow: bishop to d4 (a1·5)
Winning blow: knight to d7 (c5·11)
Winning blow: king to f2 (g1·10)
Attack on the uncastled king: rook to d8 (d1·20)
Attack on the uncastled king: queen to e5 (e3·2)
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