Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: queen to e7 (f6)
Winning blow: pawn to g3 (h2·10)
Winning blow: knight to d5 (e3·8)
Attack on the uncastled king: queen to b8 (b1·3)
Winning blow: king to d2 (e1·12)
Attack on the uncastled king: pawn to c3 (d2·17)
Winning blow: queen to a8 (a3·2)
Attack on the uncastled king: bishop to f5 (b1·14)
Winning blow: queen to d4 (a4·2)
Winning blow: knight to b8 (a6·2)
Winning blow: bishop to d5 (h1·7)
Attack on the uncastled king: rook to e3 (e1·3)
Winning blow: bishop to c5 (g1·6)
Winning blow: bishop to a1 (b2)
Attack on the uncastled king: queen to g1 (c1)
Winning blow: pawn to f3 (e2·6)
Attack on the uncastled king: queen to e8 (e1·5)
Attack on the uncastled king: rook to h8 (h3)
Winning blow: queen to e5 (f4·4)
Attack on the uncastled king: bishop to e4 (h1·9)
Attack on the uncastled king: knight to e7 (d5·15)
Winning blow: pawn to h7 (g6·3)
Attack on the uncastled king: queen to d6 (d1·3)
Winning blow: pawn to b7 (a6·4)
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