Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: knight to b3 (c1)
Winning blow: knight to e6 (c5·14)
Winning blow: king to f2 (e2·7)
Attack on the uncastled king: rook to d8 (d1·23)
Winning blow: queen to d6 (a3·3)
Attack on the uncastled king: pawn to b7 (a6·8)
Winning blow: queen to g7 (d4·2)
Winning blow: queen to c1 (d1·3)
Attack on the uncastled king: rook to f1 (d1·2)
Attack on the uncastled king: knight to f5 (e3·14)
Winning blow: queen to a8 (a3·5)
Attack on the uncastled king: queen to c3 (c2·3)
Winning blow: queen to c6 (c5·6)
Winning blow: king to c3 (d2·7)
Winning blow: rook to g3 (e3·4)
Winning blow: pawn to g5 (h4·10)
Winning blow: pawn to d7 (c6·8)
Winning blow: bishop to b2 (e5·2)
Attack on the uncastled king: queen to d4 (c3·3)
Winning blow: rook to f4 (g4)
Attack on the uncastled king: king to b3 (c2)
Winning blow: rook to h1 (g1·11)
Winning blow: bishop to c2 (g6·3)
Winning blow: rook to a4 (a1·4)
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