Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: rook to e5 (e1)
Attack on the uncastled king: bishop to g8 (b3·3)
Attack on the uncastled king: knight to a1 (b3·3)
Winning blow: knight to f5 (d4·2)
Winning blow: rook to e6 (e1)
Winning blow: queen to b6 (b2)
Winning blow: queen to c6 (e8)
Winning blow: pawn to b8
Winning blow: queen to b7 (a6)
Attack on the uncastled king: knight to c4 (e3·8)
Winning blow: knight to f7 (g5)
Winning blow: rook to h5 (c5)
Attack on the uncastled king: knight to h5 (g3·19)
Winning blow: rook to e5 (e1·2)
Winning blow: pawn to g5 (h4·4)
Attack on the uncastled king: rook to b6 (b2·2)
Attack on the uncastled king: rook to e8 (e4)
Winning blow: knight to f5 (e3·8)
Winning blow: knight to c6 (e5·3)
Winning blow: knight to e8 (c7)
Winning blow: pawn to d4 (c3·5)
Attack on the uncastled king: bishop to b6 (g1·7)
Winning blow: queen to d8 (a5·2)
Winning blow: pawn to d6 (e5·5)
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