Definition: In this task, you're given a question, along with a context passage which has extra information available on certain terms mentioned in it, i.e., the proper nouns in the passage. Your job is to determine whether information from more than one term is needed to answer the question. Indicate your choice as `a` for Yes or `b` for No.
Input: Question: Which occured first, Ali's refusal to go to Vietnam or his being stripped of his championship? Passage:The fighters discuss their bouts against Muhammad Ali as well as their own lives and careers; Ali's fights against other opponents; his conversion to Islam and the assumption of the name Muhammad Ali; his relationship with the Nation of Islam organization (frequently referred to as the "black Muslims"), its leader, Elijah Muhammad (who bestowed Ali with his new name after he was briefly called Cassius X), and the Nation of Islam's most prominent minister, Malcolm X; Ali's refusal to be inducted into the United States Army to serve in the ongoing Vietnam War in 1967 on moral and religious grounds; the decision by the New York State Athletic Commission to strip him of his championship; his legal case and his reinstatement after the favorable June 28, 1970 decision by the Supreme Court of the United States. The Justices decided 8–0 (with Thurgood Marshall abstaining), that "... for the reasons stated, that the Department [of Justice] was simply wrong as a matter of law in advising that the petitioner's beliefs were not religiously based and were not sincerely held".


a