Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: queen to g1 (e3)
Winning blow: rook to c3 (b3)
Attack on the uncastled king: queen to g7 (h6)
Winning blow: queen to c5 (g1)
Winning blow: queen to d7 (f5·4)
Skewer: rook to e5
Mate in 2: knight to f3 (g5)
Mate in 2: queen to f2 (h4)
Fork: knight to d6 (c8)
Mate in 2: queen to f7 (f2·2)
Fork: rook to d8
Mate in 1: knight to f7 (h6·6)
Mate in 1: queen to f8 (d6·3)
Back-rank mate in 3 on f7 (f3)
Mate in 2: queen to f2 (c5·2)
Pin: knight to f3 (g5)
Mate in 2: pawn to g4 (g2)
Back-rank mate in 2 on d8 (b6)
Mate in 3: knight to e7
Mate in 1: rook to h7 (b7)
Mate in 1: queen to g4
Mate in 2: queen to g5 (d5)
Mate in 2: pawn to f5
Mate in 2: queen to h3 (g3)
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