Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: pawn to g3 (h2·12)
Winning blow: rook to e4 (e2)
Winning blow: pawn to f5 (e4·5)
Attack on the uncastled king: queen to b7 (h1·3)
Attack on the uncastled king: pawn to d3 (c2·7)
Attack on the uncastled king: queen to f3 (d3)
Attack on the uncastled king: pawn to c3 (d2·6)
Winning blow: queen to e4 (e2)
Attack on the uncastled king: pawn to d4 (c3·27)
Attack on the uncastled king: pawn to d4 (e3·20)
Attack on the uncastled king: rook to h4 (h1·12)
Attack on the uncastled king: queen to a5 (d2·3)
Winning blow: bishop to g2
Attack on the uncastled king: pawn to f6 (e5·12)
Attack on the uncastled king: bishop to d4 (a1·11)
Attack on the uncastled king: bishop to c6 (g2)
Attack on the uncastled king: queen to h1 (g1·3)
Winning blow: pawn to g5 (h4·3)
Winning blow: queen to d5 (d1)
Attack on the uncastled king: pawn to d3 (c2·9)
Attack on the uncastled king: rook to h5 (h1·5)
Attack on the uncastled king: bishop to c4 (d3·4)
Attack on the uncastled king: rook to e4 (d4)
Attack on the uncastled king: pawn to d4 (e3·22)
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