Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: rook to h8 (h7·2)
Winning blow: knight to c5 (b7·5)
Attack on the uncastled king: queen to d4 (c4)
Winning blow: pawn to d4 (e3·7)
Winning blow: bishop to b7 (h1·4)
Attack on the uncastled king: rook to d8 (d5)
Winning blow: pawn to g6 (f5·6)
Attack on the uncastled king: knight to g4 (e3·10)
Winning blow: queen to b6 (f2·2)
Winning blow: rook to a8 (e8·2)
Winning blow: rook to a8 (a4·2)
Attack on the uncastled king: pawn to g3 (h2·29)
Attack on the uncastled king: knight to e4 (g3·16)
Winning blow: pawn to e7 (d6·7)
Winning blow: pawn to e7 (f6·2)
Winning blow: knight to c3 (e2)
Winning blow: rook to e4 (f4)
Winning blow: queen to d8 (f6)
Winning blow: knight to b6 (d5·5)
Winning blow: pawn to f6 (e5·6)
Winning blow: knight to b8 (c6·3)
Attack on the uncastled king: rook to c8 (c1·13)
Attack on the uncastled king: pawn to b7 (c6·6)
Winning blow: pawn to f3 (g2·14)
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