Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Winning blow: queen to f8 (f2)
Winning blow: knight to f6 (h5·5)
Winning blow: queen to e6 (a6·2)
Attack on the uncastled king: knight to d7 (c5·12)
Winning blow: knight to f5 (e3·10)
Attack on the uncastled king: bishop to a6 (f1·14)
Attack on the uncastled king: queen to d3 (e2·4)
Winning blow: knight to f6 (h5·6)
Winning blow: queen to e5 (g5)
Attack on the uncastled king: knight to g6 (e5·6)
Winning blow: knight to g6 (e5·2)
Winning blow: queen to c7 (e7)
Winning blow: knight to e7 (d5·8)
Attack on the uncastled king: knight to d7 (e5·12)
Attack on the uncastled king: knight to f7 (e5·21)
Winning blow: rook to c7 (c1·5)
Winning blow: knight to f5 (h4·2)
Attack on the uncastled king: knight to c7 (d5·17)
Winning blow: knight to e7 (d5·9)
Attack on the uncastled king: knight to d7 (c5·13)
Attack on the uncastled king: knight to d7 (c5·14)
Winning blow: bishop to f7 (b3)
Winning blow: queen to d6 (c5)
Winning blow: rook to d7 (d8)
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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