Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Attack on the uncastled king: bishop to d5 (f3·3)
Winning blow: queen to g4 (e2)
Winning blow: bishop to e2
Attack on the uncastled king: pawn to b5 (c4·30)
Winning blow: knight to c8 (e7·2)
Winning blow: bishop to f5 (g4)
Attack on the uncastled king: pawn to a5 (b4·19)
Winning blow: bishop to f2 (g1)
Winning blow: bishop to e4 (f5)
Winning blow: rook to d8 (a8)
Winning blow: rook to d1 (a1)
Winning blow: knight to e5 (f3)
Attack on the uncastled king: pawn to e5 (f4·84)
Attack on the uncastled king: knight to e8 (d6·5)
Winning blow: pawn to f4 (e3·2)
Attack on the uncastled king: bishop to e8 (c6·3)
Winning blow: knight to e6 (g5·2)
Attack on the uncastled king: king to d2 (c1·5)
Winning blow: knight to c5 (e6·2)
Winning blow: pawn to c4 (b3·2)
Attack on the uncastled king: bishop to b4 (c3·2)
Winning blow: pawn to d4 (c3·4)
Winning blow: pawn to b6 (a5·3)
Winning blow: rook to c4 (f4)
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