Ruy Lopez Trapped Piece Intermediate Chess Puzzles

In the ruy lopez trapped piece intermediate motif, one side wins material by trapping a piece in a Ruy Lopez structure, most often the bishop on b5 or a knight that has strayed too far. The defining feature is a closed or semi-closed opening position where pawn moves like ...a6, ...b5, or c3/c6 create a net that cuts off escape squares.