Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: queen to f6 (h6)
Winning blow: knight to d5 (c3·4)
Winning blow: knight to e6 (c5·4)
Winning blow: knight to e6 (c5·5)
Winning blow: queen to c7 (c8)
Attack on the uncastled king: pawn to b3 (c2·17)
Winning blow: pawn to b6 (c5·2)
Attack on the uncastled king: pawn to g5 (f4·35)
Winning blow: king to e2 (e1·5)
Winning blow: knight to e6 (d4·2)
Winning blow: bishop to f2 (e3)
Winning blow: bishop to e8 (g6)
Winning blow: rook to f7 (f1·5)
Attack on the uncastled king: queen to e6 (f6)
Winning blow: queen to b1 (a2)
Winning blow: bishop to g4 (f3)
Attack on the uncastled king: knight to d7 (c5·11)
Winning blow: pawn to f4 (g3·8)
Attack on the uncastled king: knight to d6 (f5·14)
Attack on the uncastled king: queen to g5 (e3·4)
Winning blow: queen to f4 (f2·2)
Attack on the uncastled king: pawn to c4 (b3·40)
Attack on the uncastled king: knight to c4 (b2·2)
Attack on the uncastled king: knight to b5 (c3·15)
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