Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: knight to e6 (c5·6)
Winning blow: queen to f7 (f4·2)
Attack on the uncastled king: bishop to g5 (h4·5)
Attack on the uncastled king: rook to f8 (f1·12)
Winning blow: pawn to h5 (g4·2)
Attack on the uncastled king: knight to g1 (f3·3)
Attack on the uncastled king: knight to c6 (b4·6)
Winning blow: pawn to f6 (e5·3)
Attack on the uncastled king: knight to d4 (e2·8)
Winning blow: rook to e8 (e1·2)
Attack on the uncastled king: rook to c8 (c6·2)
Winning blow: pawn to c7 (d6·4)
Winning blow: rook to h8 (h2)
Winning blow: knight to e4 (c3·4)
Winning blow: bishop to e6 (f5)
Winning blow: knight to c5 (d3·3)
Winning blow: rook to f8 (f4·3)
Attack on the uncastled king: king to e2 (d1·4)
Winning blow: knight to d7 (c5·4)
Winning blow: bishop to e4 (h1)
Winning blow: queen to a8 (a3)
Winning blow: queen to a6 (d3·2)
Attack on the uncastled king: pawn to d7 (e6·3)
Winning blow: queen to g8 (g4)
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