Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Mate in 2: bishop to f4 (d2)
Discovered attack: rook to e8 (e2)
Mate in 1: queen to h6
Mate in 1: knight to g3 (e4·2)
Discovered attack: bishop to d5
Back-rank mate in 3 on f2 (d2·2)
Winning blow: knight to f6 (d5·12)
Winning blow: queen to f4 (e5·4)
Winning blow: rook to e1 (c1·6)
Attack on the uncastled king: pawn to d7 (d6·6)
Attack on the uncastled king: rook to c4 (a4·3)
Winning blow: knight to d5 (b4·5)
Winning blow: bishop to e4 (b1·10)
Winning blow: bishop to g6 (b1·10)
Winning blow: queen to f5 (f2·4)
Winning blow: bishop to e6 (d5·6)
Winning blow: knight to e6 (c5·22)
Winning blow: pawn to c6 (d5·8)
Attack on the uncastled king: bishop to b2 (a1·12)
Attack on the uncastled king: rook to f5 (g5·2)
Winning blow: pawn to f4 (e3·11)
Attack on the uncastled king: rook to h8 (h1·11)
Winning blow: queen to a6 (e2·6)
Winning blow: pawn to c6 (b5·12)
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