Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: king to c2 (d1·9)
Attack on the uncastled king: bishop to e3 (g1·4)
Attack on the uncastled king: knight to c8 (a7·2)
Winning blow: pawn to c3 (b2·10)
Attack on the uncastled king: rook to c8 (c1·8)
Winning blow: knight to a5 (c4·2)
Winning blow: knight to f6 (d7)
Winning blow: queen to b1 (h7)
Winning blow: knight to a2
Attack on the uncastled king: bishop to c7 (f4·5)
Winning blow: bishop to e4 (c2)
Attack on the uncastled king: queen to c8 (d8)
Attack on the uncastled king: queen to f6 (e5)
Attack on the uncastled king: bishop to f7 (d5·4)
Winning blow: knight to d6 (f5)
Attack on the uncastled king: knight to g4 (e3·9)
Winning blow: rook to d8 (d6)
Winning blow: pawn to e3 (d2·5)
Winning blow: knight to g6 (f4·2)
Winning blow: knight to e5 (c4)
Winning blow: pawn to f3 (e2·5)
Winning blow: pawn to g7 (f6)
Attack on the uncastled king: bishop to d6 (c5·3)
Winning blow: rook to b8 (b1·4)
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