Complex sentence: In "Leonard Betts", Agents Mulder and Scully investigate the titular character, a mutant who subsists on cancer and can regenerate severed body parts; this episode concludes with the revelation that Scully herself has cancer.
Split into simpler sentences: In "Leonard Betts", Agents Mulder and Scully investigate the titular character, a mutant who subsists on cancer and can regenerate severed body parts. This episode concludes with the revelation that Scully herself has cancer.