Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Fork: bishop to d4 (e5·2)
Fork: knight to e5 (f3·2)
Fork: queen to e1 (e5)
Fork: queen to f7 (b7)
Mate in 3: queen to f6
Mate in 1: queen to g2 (g4·3)
Fork: queen to g5 (e7·2)
Deflection: rook to e7
Mate in 3: fork on h2
Fork: bishop to f2 (d4)
Pin: knight to e3
Attack on the uncastled king: knight to f6 (d5·9)
Attack on the uncastled king: bishop to g7 (c3·4)
Attack on the uncastled king: knight to e6 (f4·7)
Attack on the uncastled king: knight to f6 (g4·6)
Attack on the uncastled king: bishop to g7 (b2·8)
Winning blow: queen to a5 (c3·2)
Winning blow: knight to c6 (a7·6)
Winning blow: knight to e6 (g7·7)
Attack on the uncastled king: knight to e6 (d4·14)
Attack on the uncastled king: knight to e6 (d4·15)
Winning blow: knight to g6 (f4·5)
Attack on the uncastled king: knight to c6 (d4·9)
Attack on the uncastled king: queen to e7 (h4·2)
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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