Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: pawn to f3 (f2·7)
Winning blow: rook to f1 (e1·6)
Attack on the uncastled king: pawn to b7 (b6·4)
Winning blow: rook to g4 (g1·5)
Attack on the uncastled king: bishop to g2 (f1·9)
Winning blow: rook to d3 (e3·3)
Attack on the uncastled king: queen to d3 (a6)
Attack on the uncastled king: knight to e3 (c4)
Winning blow: bishop to e2 (d3·2)
Attack on the uncastled king: queen to e1 (e6)
Winning blow: king to d1 (c1·17)
Attack on the uncastled king: knight to c2 (d4·2)
Mate in 3: pawn to g6 (g7)
Mate in 1: discovered attack on g5
Fork: queen to d5 (f5)
Mate in 1: queen to d5 (a2)
Pin: queen to f1
Fork: bishop to d4 (b6·2)
Mate in 3: rook to d5
Mate in 2: queen to g8 (g4·3)
Mate in 2: double attack on e6
Mate in 2: queen to d3 (c3)
Pin: rook to g3
Winning blow: queen to f2 (e2)
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