Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: queen to a8 (h1·8)
Attack on the uncastled king: pawn to b3 (c2·10)
Attack on the uncastled king: knight to a1 (b3·2)
Attack on the uncastled king: rook to f1 (e1)
Winning blow: queen to c6 (b7)
Attack on the uncastled king: pawn to c5 (d4·37)
Attack on the uncastled king: queen to h8 (f6)
Attack on the uncastled king: rook to c2 (b2)
Winning blow: pawn to d6 (c5)
Winning blow: bishop to a3
Winning blow: rook to b8 (b1)
Attack on the uncastled king: queen to f3 (c3)
Attack on the uncastled king: bishop to f5 (b1·8)
Winning blow: queen to c8 (h3)
Attack on the uncastled king: king to f3 (g2)
Attack on the uncastled king: rook to e6 (e1)
Winning blow: queen to h3 (h4)
Attack on the uncastled king: rook to e3 (c3)
Attack on the uncastled king: pawn to g4 (f3·20)
Attack on the uncastled king: bishop to c1
Attack on the uncastled king: knight to e8 (c7·2)
Attack on the uncastled king: rook to f1 (g1·2)
Winning blow: bishop to f8 (c5)
Attack on the uncastled king: bishop to g6 (b1·7)
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