Chess960 puzzles: Absolute pin
A piece is pinned against its king — it cannot legally move.
643 puzzles
Attack on the uncastled king: bishop to d7 (g4·5)
Pin: queen to h3
Pin: queen to c6
Attack on the uncastled king: knight to e6 (d4·26)
Mate in 2: queen to f6 (h8·2)
Mate in 2: queen to e6 (c8)
Mate in 2: knight to f5 (e7)
Mate in 2: rook to a7 (b7·2)
Mate in 2: queen to h6 (f8·2)
Attack on the uncastled king: bishop to c6 (g2·3)
Mate in 2: queen to a6 (g6)
Mate in 2: queen to h7 (g6)
Mate in 2: queen to h6 (c1·4)
Mate in 2: rook to e8 (e6·4)
Mate in 2: queen to c6 (a6·3)
Mate in 2: rook to h7 (g7·3)
Attack on the uncastled king: queen to b7 (b4·2)
Mate in 2: queen to b7 (a8·5)
Mate in 2: rook to f8 (f1·9)
Mate in 2: queen to b5 (d3·2)
Winning blow: bishop to b3 (c2)
Winning blow: bishop to g4 (f3·4)
Winning blow: rook to a7 (a6)
Attack on the uncastled king: knight to f5 (d4·7)
Tactics
BatteryCheck chaseClearanceDecoyDeflectionDiscovered attackDiscovered checkDouble checkWinning exchangeBishop forkKnight forkPawn forkQueen forkRook forkRoyal forkHanging pieceInterferenceOverloadRelative pinWin the pinned piecePromotionQueen trapQuiet moveRemove the defenderSacrifice attackSkewerTrapped pieceUnderpromotionWinning blowX-rayZwischenzug