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: What is the full name of the network that hosted the amateur film competition that was won by Rose? Passage:Rose was born in London, the son of a Jewish father and a mother who had converted to Judaism. He began making super 8 films when he was 9. By 1975, he won an amateur film competition hosted by BBC which led to the broadcasting of his works. He worked for Jim Henson on the last season of The Muppet Show and then again on The Dark Crystal in 1981. He attended National Film and Television School and graduated in 1982 with a Master's in Filmmaking. After this, he moved on to directing music videos for MTV, one of which was the uncensored version of Frankie Goes To Hollywood's hit "Relax".


b