Complex sentence: Lynch has made and helped design a number of fashion accessories for the "Harry Potter" films, and modelled for Katrin Thomas and Ciaran Sweeney, and in 2012 appeared on the cover of the Fall issue of "Runway" magazine.
Split into simpler sentences: Lynch has made and helped design a number of fashion accessories for the "Harry Potter" films. She has modelled for Katrin Thomas and Ciaran Sweeney, and in 2012 appeared on the cover of the Fall issue of "Runway" magazine.