Detailed Instructions: 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.
Problem:Question: Of the two Grandmasters, which one was older when they played Deen? Passage:Hergott made his first appearance in the Closed Canadian Chess Championship at Winnipeg 1986, also a Zonal year, where he scored 6.5/15 in a strong field. He tied for third the next year in the Closed at Baie-Comeau, with 5.5/9. He played in the British Championship, Swansea 1987, scoring 6/11 in a powerful field headed by Grandmaster Nigel Short; Canadian Masters, as Commonwealth citizens, are eligible to play in the British Championship. The next Canadian Zonal was Windsor 1989, where he made an even score with 7.5/15. He tied for fourth in the 1992 Zonal at Kingston, with 6.5/11. His best Zonal performance was Hamilton 1994, where he finished clear second, with 10.5/15, a point behind Grandmaster Kevin Spraggett. In the controversy-marred Closed at Ottawa 1995, Hergott tied for third place with 5/8. Hergott placed seventh in the 1996 Zonal at Toronto with 8/15.

Solution:
a