Complex sentence: Sidén continued working with the raw material collected from West 9th street for a number of years, focusing on madness as a creative power Birnbaum, D: "Cumulus/Where has all the madness gone?" page 279-284.
Split into simpler sentences: Sidén continued working with the raw material collected from West 9th street for a number of years. Her works during that period suggest a fascination with madness as a creative power Birnbaum, D: "Cumulus/Where has all the madness gone?" page 279-284.