Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Attack on the uncastled king: queen to d7 (d4·3)
Winning blow: rook to f6 (f5·2)
Winning blow: queen to e7 (e1·3)
Winning blow: queen to c5 (f5)
Attack on the uncastled king: queen to c7 (c3·3)
Attack on the uncastled king: knight to g6 (f4·6)
Winning blow: bishop to g6 (b1·7)
Winning blow: rook to c7 (c1·8)
Winning blow: knight to e6 (d4·9)
Attack on the uncastled king: bishop to g7 (b2·9)
Winning blow: rook to d8 (d3·2)
Winning blow: knight to e5 (f7·3)
Winning blow: queen to e6 (e3·3)
Winning blow: queen to e6 (a6·3)
Winning blow: rook to d7 (d6·3)
Winning blow: rook to f7 (d7·3)
Winning blow: knight to e5 (d3·10)
Winning blow: knight to c5 (d3·12)
Winning blow: knight to d6 (f5·12)
Winning blow: knight to c5 (e6·6)
Winning blow: queen to f6 (f5·3)
Winning blow: knight to f5 (h6)
Winning blow: rook to a8 (a1·8)
Winning blow: bishop to h6 (c1)
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Tactics
BatteryCheck chaseClearanceDecoyDeflectionDiscovered attackDiscovered checkDouble checkWinning exchangeBishop forkKnight forkPawn forkQueen forkRook forkHanging pieceInterferenceOverloadAbsolute pinRelative pinWin the pinned piecePromotionQueen trapQuiet moveRemove the defenderSacrifice attackSkewerTrapped pieceUnderpromotionWinning blowX-rayZwischenzug