Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Mate in 2: queen to b7 (d5)
Mate in 2: queen to e8 (a4)
Mate in 2: queen to f6 (f5)
Attack on the uncastled king: queen to d6 (g3·2)
Mate in 2: knight to e6 (c5·2)
Mate in 2: bishop to e2 (d3)
Mate in 2: queen to d7 (d8)
Mate in 2: queen to b6 (b5)
Mate in 2: bishop to c6 (f3)
Mate in 2: knight to f7
Mate in 2: queen to e5 (c7)
Mate in 2: knight to g5 (e4)
Mate in 2: bishop to c7 (b8)
Mate in 2: bishop to c7 (e5)
Mate in 2: knight to e6 (d4·3)
Mate in 2: queen to b7 (e4)
Mate in 2: knight to f7 (g5)
Mate in 2: queen to g6 (d3·3)
Mate in 2: knight to g6 (e7)
Mate in 2: queen to c8 (e6·2)
Mate in 2: pawn to g8 (g7)
Mate in 2: rook to a8 (a5·4)
Attack on the uncastled king: knight to e6 (c5·21)
Mate in 2: knight to e7 (g6·2)
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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