Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: king to d2 (c2·2)
Winning blow: queen to a7 (b6)
Winning blow: knight to f7 (e5·2)
Attack on the uncastled king: queen to b7 (h1·11)
Winning blow: queen to c3 (c4)
Attack on the uncastled king: pawn to f5 (e4·69)
Winning blow: pawn to c7 (d6·3)
Attack on the uncastled king: rook to c8 (a8)
Attack on the uncastled king: pawn to d3 (c2·17)
Winning blow: pawn to g5 (h4·5)
Attack on the uncastled king: bishop to d5 (h1·23)
Attack on the uncastled king: pawn to f3 (g2·28)
Attack on the uncastled king: queen to f5 (b1·7)
Winning blow: bishop to a5 (d8)
Winning blow: rook to f8 (c8)
Winning blow: pawn to d5 (d4)
Attack on the uncastled king: pawn to g6 (h5·12)
Winning blow: rook to d6 (d1)
Winning blow: knight to e7 (f5·6)
Attack on the uncastled king: rook to d8 (d1·11)
Attack on the uncastled king: queen to d4 (d2·4)
Attack on the uncastled king: knight to g5 (f3·17)
Winning blow: knight to c6 (e5·4)
Winning blow: bishop to e5 (b2)
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