Question: The terrorist, Valerio Morucci, was a member of which organization that was responsible for numerous violent incidents during the "Years of Lead"?
Sentence (from "Red Brigades"): The Red Brigades (Italian: "Brigate Rosse" ] , often abbreviated "BR") was a left-wing paramilitary organization, based in Italy, responsible for numerous violent incidents, including assassinations, kidnapping and robberies during the so-called "Years of Lead".
Relevant evidence: Yes