Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: pawn to f6 (e5·5)
Attack on the uncastled king: queen to f6 (g7)
Attack on the uncastled king: knight to c4 (d2·3)
Attack on the uncastled king: pawn to g5 (f4·14)
Winning blow: bishop to h6
Attack on the uncastled king: pawn to g3 (h2·8)
Attack on the uncastled king: pawn to b3 (c2·7)
Attack on the uncastled king: queen to g2 (f1·4)
Attack on the uncastled king: queen to b1 (a1·3)
Winning blow: knight to a8 (b6)
Attack on the uncastled king: bishop to a1 (b2)
Winning blow: pawn to d6 (e5)
Attack on the uncastled king: bishop to a8 (f3·2)
Attack on the uncastled king: bishop to g2 (f3)
Attack on the uncastled king: bishop to e5 (d4·2)
Winning blow: pawn to c5 (d4·2)
Attack on the uncastled king: king to d3 (e2)
Attack on the uncastled king: bishop to c7 (f4·4)
Attack on the uncastled king: pawn to d5 (c4·48)
Attack on the uncastled king: pawn to e3 (d2·4)
Attack on the uncastled king: knight to e4 (g3·7)
Attack on the uncastled king: rook to c6 (c1)
Attack on the uncastled king: knight to h1 (g3)
Winning blow: queen to h8 (h7)
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