Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Winning blow: knight to d7 (b6·3)
Winning blow: queen to f7 (f4·4)
Winning blow: queen to h7 (c2·2)
Winning blow: queen to d7 (g7)
Winning blow: queen to g5 (f5·2)
Winning blow: queen to e8 (h5·3)
Winning blow: queen to b7 (a6·3)
Attack on the uncastled king: queen to e8 (e3·4)
Winning blow: knight to g6 (e5·7)
Winning blow: rook to e1 (f1·9)
Winning blow: rook to g6 (g1·9)
Winning blow: queen to d6 (d7·5)
Winning blow: queen to d6 (d7·6)
Winning blow: queen to e8 (e5·5)
Winning blow: queen to c8 (d8·2)
Winning blow: knight to e5 (c6·3)
Winning blow: queen to g6 (h7)
Winning blow: knight to e7 (c6·5)
Winning blow: bishop to d7 (b5·5)
Winning blow: rook to e8 (e1·16)
Winning blow: queen to f7 (d5·4)
Winning blow: pawn to d8 (e7)
Winning blow: knight to c7 (e6)
Winning blow: knight to e8 (d6·4)
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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