Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: queen to e5 (h2·2)
Attack on the uncastled king: bishop to g7 (c3·5)
Winning blow: bishop to e4 (b1·5)
Winning blow: queen to f4 (c1·4)
Mate in 2: bishop to h7 (d3·2)
Mate in 3: knight to g3
Mate in 2: queen to h2 (h4·4)
Mate in 2: rook to h7 (h2)
Deflection: rook to h7
Mate in 2: king to e6
Mate in 2: queen to f2 (a7)
Discovered attack: bishop to h7 (d3·6)
Skewer: bishop to a4
Mate in 3: queen to d7
Discovered attack: knight to d3
Mate in 2: queen to h3 (e6)
Back-rank mate in 3 on f2 (f5·2)
Mate in 1: knight to h3
Mate in 2: queen to h3 (f3)
Mate in 1: queen to e4 (h4)
Fork: queen to e6 (d6·2)
Mate in 1: rook to e4
Mate in 3: rook to h3 (g3)
Mate in 2: knight to c7 (e6)
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