Chess960 puzzles: Discovered attack
A piece steps aside and opens a second attack from the piece behind it.
982 puzzles
Winning blow: bishop to e5 (a1·7)
Winning blow: bishop to b1 (f5)
Winning blow: knight to d3 (f2)
Attack on the uncastled king: bishop to d7 (a4·7)
Attack on the uncastled king: pawn to g7 (f6·3)
Winning blow: bishop to d4 (g1·8)
Winning blow: queen to d5 (a8·3)
Attack on the uncastled king: pawn to f3 (e2·16)
Winning blow: bishop to e4 (g2)
Winning blow: bishop to a6 (d3)
Winning blow: bishop to h5 (f3·2)
Attack on the uncastled king: knight to g4 (e3·12)
Winning blow: pawn to c6 (b5·8)
Winning blow: bishop to e5 (f4·4)
Winning blow: knight to c4 (d2·4)
Winning blow: queen to g4 (d1·3)
Winning blow: pawn to e5 (d4·22)
Winning blow: knight to b5 (c3·12)
Winning blow: pawn to d5 (e4·17)
Winning blow: bishop to c6 (e4·7)
Winning blow: rook to a1 (b1·3)
Winning blow: pawn to c7 (d6·5)
Attack on the uncastled king: rook to e5 (d5)
Winning blow: rook to b5 (d5)
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