Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Fork: queen to d5
Fork: rook to d7
Fork: knight to e2 (d4·5)
Mate in 2: queen to h3 (e3)
Fork: knight to h7
Mate in 2: pin on a3
Fork: rook to d1 (d2)
Fork: queen to d4 (d6·2)
Pin: knight to f3 (d4)
Fork: rook to e1 (e8)
Back-rank mate in 2 on d8 (a5)
Fork: queen to f4
Fork: knight to e2 (d4·6)
Fork: bishop to d4 (b6)
Mate in 2: queen to h7 (h4·6)
Winning blow: queen to c8 (a6·2)
Winning blow: king to c1 (b1·20)
Winning blow: bishop to e2 (f1·3)
Winning blow: king to g2 (h2·2)
Winning blow: knight to c3 (b1·4)
Attack on the uncastled king: bishop to g6 (h7·6)
Winning blow: bishop to c3 (d2·4)
Winning blow: king to b3 (a2·4)
Winning blow: king to a2 (b1·32)
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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