Chess960 puzzles: Royal fork
A fork with check: the king must move, and the second piece is lost.
3622 puzzles
Attack on the uncastled king: pawn to e7 (e6·5)
Attack on the uncastled king: knight to f5 (e3·15)
Winning blow: rook to b8 (b1·12)
Winning blow: knight to e3 (c4·2)
Winning blow: bishop to a6 (d3·2)
Winning blow: queen to e7 (c5)
Winning blow: knight to d3 (b2)
Winning blow: king to b2 (c1·23)
Attack on the uncastled king: knight to c5 (d3·11)
Winning blow: pawn to b5 (b4·4)
Attack on the uncastled king: knight to e5 (f3·18)
Attack on the uncastled king: king to a2 (b1·10)
Winning blow: king to h2 (g1·29)
Winning blow: king to g1 (g2·4)
Winning blow: pawn to h4 (h2)
Winning blow: king to b1 (c1·28)
Attack on the uncastled king: knight to c5 (d3·12)
Winning blow: knight to g4 (e3·2)
Attack on the uncastled king: knight to f5 (g3·13)
Winning blow: knight to b5 (c3·17)
Winning blow: knight to e5 (d3·15)
Winning blow: king to g1 (h2·4)
Winning blow: bishop to d5 (e4·7)
Winning blow: king to a2 (b1·29)
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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