Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: bishop to b7 (d5)
Winning blow: rook to a7 (a5·2)
Attack on the uncastled king: queen to f5 (f2·2)
Winning blow: rook to d2 (d1·10)
Winning blow: rook to c7 (c1·15)
Attack on the uncastled king: queen to g6 (h5·3)
Attack on the uncastled king: queen to h2 (g1·2)
Winning blow: pawn to b5 (a4·11)
Attack on the uncastled king: pawn to c6 (d5·37)
Attack on the uncastled king: king to d2 (c1·9)
Winning blow: knight to c6 (e5·18)
Winning blow: rook to e6 (e1·16)
Winning blow: knight to a8 (c7·3)
Attack on the uncastled king: rook to d1 (c1)
Winning blow: bishop to e5 (f6)
Winning blow: knight to g5 (f3·7)
Winning blow: rook to d4 (d1·8)
Attack on the uncastled king: queen to e6 (b3·2)
Winning blow: knight to d5 (e7·2)
Attack on the uncastled king: knight to e6 (c5·20)
Winning blow: king to a2 (b1·22)
Winning blow: queen to a6 (c4·2)
Winning blow: rook to e1 (a1·6)
Winning blow: rook to e1 (f1·6)
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