Chess960 puzzles: Only move
Everything else loses — find the only move that holds.
6689 puzzles
Winning blow: pawn to c7 (d6·5)
Attack on the uncastled king: rook to e5 (d5)
Winning blow: bishop to e6 (f7)
Winning blow: king to b1 (c1·21)
Winning blow: pawn to g6 (h5·4)
Winning blow: bishop to e4 (g2·2)
Winning blow: knight to b6 (c8)
Winning blow: rook to h8 (h7·4)
Attack on the uncastled king: pawn to b7 (c6·8)
Winning blow: queen to h6 (h5)
Winning blow: pawn to e5 (f4·20)
Winning blow: pawn to c6 (b5·10)
Winning blow: pawn to e6 (d5·16)
Attack on the uncastled king: knight to e4 (f2·5)
Winning blow: rook to e7 (h7·3)
Winning blow: knight to e6 (f4·11)
Winning blow: knight to b6 (d5·7)
Attack on the uncastled king: pawn to c5 (d4·59)
Winning blow: knight to f6 (e4·16)
Winning blow: bishop to b8 (c7·3)
Winning blow: knight to b5 (d4·3)
Winning blow: pawn to e4 (f3·12)
Winning blow: knight to c5 (b7·6)
Winning blow: rook to g1 (f1·4)
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