Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Skewer: queen to b5 (a6)
Mate in 1: rook to h2 (h7)
Discovered attack: queen to e8
Back-rank mate in 3 on d7
Mate in 1: queen to d8 (d4)
Fork: knight to d2 (e4·3)
Fork: pawn to g7
Skewer: rook to b4
Mate in 1: queen to g7 (d4·8)
Fork: knight to d3 (b4)
Fork: knight to e7 (c6·8)
Mate in 2: rook to h1 (a1)
Attack on the uncastled king: queen to g4 (d4)
Attack on the uncastled king: king to f2 (f1·5)
Attack on the uncastled king: rook to b5 (b1·6)
Attack on the uncastled king: queen to g7 (d4·2)
Attack on the uncastled king: rook to e8 (e1·16)
Attack on the uncastled king: queen to a6 (f1·5)
Attack on the uncastled king: king to c2 (d1·15)
Attack on the uncastled king: king to b3
Attack on the uncastled king: bishop to d6 (b4·2)
Attack on the uncastled king: knight to f5 (e3·12)
Attack on the uncastled king: king to f3 (g2·3)
Attack on the uncastled king: pawn to a7 (a6·2)
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