Complex sentence: Andersen's sexuality has provoked interest among commentators who note that Andersen was attracted to both men and women during his middle years but believe Andersen never experienced sexual intercourse and remained a virgin who employed masturbation as a outlet for his repressed sexual desires.
Split into simpler sentences: Andersen's sexuality has stimulated interest among commentators who note that Andersen was attracted to both men and women during his middle years. Some believe Andersen never experienced sexual intercourse and remained a virgin who employed masturbation as an outlet for his repressed sexual desires.