Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: knight to c7 (b5·5)
Winning blow: pawn to f3 (g2·12)
Attack on the uncastled king: rook to h8 (h5)
Winning blow: queen to a6 (f1·2)
Attack on the uncastled king: knight to d6 (e4·11)
Winning blow: knight to d7 (c5·8)
Winning blow: king to a1 (b1·3)
Winning blow: bishop to f2 (e3·2)
Winning blow: pawn to h3 (g2·2)
Winning blow: rook to c7 (h7)
Winning blow: pawn to g6 (h5·3)
Winning blow: rook to d8 (d7·2)
Winning blow: queen to c4 (g8·2)
Winning blow: knight to e7 (f5·13)
Winning blow: queen to e3 (h3)
Winning blow: pawn to c5 (d4·10)
Winning blow: bishop to d7 (e6·2)
Winning blow: bishop to e7 (h4)
Attack on the uncastled king: rook to a1 (b1·4)
Attack on the uncastled king: bishop to c3 (b2·3)
Winning blow: bishop to d8
Attack on the uncastled king: knight to g1 (f3·4)
Winning blow: knight to e7 (f5·14)
Winning blow: knight to d6 (f5·7)
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279