Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: knight to f8 (e6·4)
Winning blow: queen to c7 (d7)
Winning blow: knight to c6 (b4·7)
Winning blow: queen to d1 (c2)
Winning blow: pawn to b7 (c6·8)
Winning blow: pawn to g6 (h5·5)
Winning blow: queen to b7 (a8·4)
Winning blow: pawn to e5 (d4·23)
Winning blow: pawn to b7 (c6·9)
Winning blow: pawn to e4 (d3·12)
Winning blow: pawn to f3 (g2·19)
Winning blow: queen to e6 (e7·2)
Attack on the uncastled king: knight to d8 (b7)
Attack on the uncastled king: queen to e2 (h5)
Winning blow: rook to f2 (f1·6)
Attack on the uncastled king: pawn to b5 (a4·36)
Attack on the uncastled king: pawn to e5 (d4·110)
Winning blow: queen to c5 (b4·2)
Winning blow: queen to f7 (h5·3)
Winning blow: bishop to f4 (d2·2)
Winning blow: queen to c8 (g4·2)
Winning blow: pawn to a3 (b2·6)
Winning blow: rook to b1 (c1·6)
Attack on the uncastled king: bishop to d5 (f3·5)
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