Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Mate in 2: knight to e8
Attack on the uncastled king: rook to c8 (c1·15)
Attack on the uncastled king: rook to e8 (e5·3)
Mate in 2: queen to h6 (d2·2)
Mate in 2: queen to d6
Attack on the uncastled king: bishop to c6 (b7·3)
Attack on the uncastled king: queen to g6 (g5·2)
Mate in 2: pawn to f6
Mate in 2: queen to b6 (e3)
Mate in 2: pawn to g8
Mate in 2: queen to f4 (f2)
Mate in 2: rook to b7 (b8)
Mate in 2: knight to e4
Attack on the uncastled king: rook to c8 (c1·17)
Attack on the uncastled king: rook to d8 (d1·17)
Mate in 2: pawn to f8
Mate in 2: bishop to f5
Mate in 2: bishop to f4
Mate in 2: rook to b7 (b8·2)
Mate in 2: bishop to h6
Mate in 2: queen to b7
Attack on the uncastled king: queen to g8 (g6·3)
Mate in 2: queen to d6 (e5)
Mate in 2: rook to d8 (d3)
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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