Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Fork: queen to a7
Mate in 3: rook to b8
Fork: rook to d5 (d2)
Fork: queen to c1
Fork: queen to f3 (h5)
Mate in 2: queen to g3 (h3·2)
Fork: bishop to e7
Fork: knight to h6
Mate in 2: queen to g3 (h3·3)
Pin: knight to f4
Fork: queen to c4 (e2)
Attack on the uncastled king: bishop to b5 (f1·10)
Winning blow: queen to f5 (f1·2)
Attack on the uncastled king: knight to d5 (e3·22)
Winning blow: pawn to d7 (d6·13)
Winning blow: queen to a6 (f1·3)
Winning blow: rook to c1 (e1)
Fork: knight to d4 (c6)
Mate in 2: pin on e1 (e8)
Fork: queen to d5 (f5)
Mate in 2: knight to g6 (h4·5)
Mate in 1: queen to f8 (h6·2)
Fork: queen to e6 (g6)
Pin: queen to f1
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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