Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: bishop to a6 (e2·5)
Attack on the uncastled king: bishop to b6 (g1·8)
Attack on the uncastled king: king to h1 (g1·7)
Winning blow: rook to d3 (h3·2)
Attack on the uncastled king: pawn to c3 (c2·5)
Attack on the uncastled king: king to d2 (d1·8)
Winning blow: king to g1 (h1·6)
Winning blow: pawn to d5 (d4·6)
Winning blow: king to c3 (b4·2)
Winning blow: bishop to c4 (d3·4)
Winning blow: rook to a1 (e1·2)
Winning blow: queen to h3 (g3)
Attack on the uncastled king: bishop to e4 (b1·22)
Winning blow: pawn to g7 (g6·5)
Winning blow: knight to f7 (d6)
Fork: bishop to f7 (b3)
Discovered attack: knight to g4
Mate in 1: queen to g6 (f7)
Mate in 3: queen to e8
Mate in 1: pin on h5
Fork: knight to b6
Discovered attack: rook to f5
Fork: rook to d6 (c6)
Fork: knight to g4 (e3)
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