Chess960 puzzles: Discovered attack
A piece steps aside and opens a second attack from the piece behind it.
982 puzzles
Winning blow: queen to g5 (e3·2)
Attack on the uncastled king: bishop to c7 (g3)
Attack on the uncastled king: bishop to a6 (e2·2)
Winning blow: bishop to f5 (d3)
Attack on the uncastled king: bishop to c6 (e4·7)
Winning blow: bishop to c4 (e6)
Winning blow: queen to e4 (e2·2)
Winning blow: pawn to g6 (f5·3)
Winning blow: pawn to d5 (c4·7)
Winning blow: pawn to d5 (e4·13)
Winning blow: knight to f6 (e4·6)
Attack on the uncastled king: bishop to a6 (e2·3)
Winning blow: knight to g5 (f3·6)
Attack on the uncastled king: knight to c2 (e3)
Winning blow: knight to e6 (c5·7)
Attack on the uncastled king: bishop to h8 (b2·8)
Winning blow: pawn to f5 (g4·7)
Winning blow: bishop to d5 (c4·2)
Winning blow: bishop to h5 (f3)
Winning blow: pawn to c5 (d4·9)
Winning blow: bishop to b6 (c5·3)
Winning blow: bishop to f5 (e4·2)
Attack on the uncastled king: knight to e6 (f4·5)
Attack on the uncastled king: pawn to c7 (d6·8)
Tactics
BatteryCheck chaseClearanceDecoyDeflectionDiscovered checkDouble checkWinning exchangeBishop forkKnight forkPawn forkQueen forkRook forkRoyal forkHanging pieceInterferenceOverloadAbsolute pinRelative pinWin the pinned piecePromotionQueen trapQuiet moveRemove the defenderSacrifice attackSkewerTrapped pieceUnderpromotionWinning blowX-rayZwischenzug