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.

Example Input: Question: How many other operas did the composers of Patience write? Passage:In September 2005, Ball made his New York City Opera debut as Reginald Bunthorne in Gilbert and Sullivan's Patience. He spent the first quarter of 2006 on complete vocal rest, following the illness that caused him to leave The Woman in White on Broadway. By the middle of July, Ball had taken part in the Royal Court Theatre's celebratory performance of The Rocky Horror Show. He took a leading role in Kismet in June and July 2007 for the ENO, and appeared on Channel 4's Richard & Judy on 22 June 2007 to promote this production. He then appeared as the solo artist in a controversial 'Musical Theatre' Prom on 27 August 2007 for the BBC at London's Royal Albert Hall. Ball performed a wide range of musical theatre numbers, including several by Andrew Lloyd Webber. The show was broadcast live on BBC Four, as well as on BBC Radio 3.

Example Output: b

Example Input: Question: At what college was the fraternity founded that Davis was a member of? Passage:Davis grew up in Jersey City, New Jersey, in a Jewish family. His father, Mort, was a dentist in Jersey City and his mother worked as the office manager of his father's dental office. He attended Newark Academy in Newark, graduating in 1962. As an undergraduate at Yale, he was a member of the Delta Kappa Epsilon fraternity. According to an item in U.S. News & World Report, as part of his initiation into the fraternity, Davis underwent hazing by, among others, the future President of the United States George W. Bush. He also served as chairman of the campus newspaper, the Yale Daily News. Davis went on to receive his J.D. degree from Yale Law School in 1970. It was there that he first met Hillary Clinton.

Example Output: b

Example Input: Question: Who ruled the Seljuk Empire when they annexed Taşburun? Passage:According to mayor's page Taşburun was founded by Turkmen tribe named Taşburun after Seljuks annexed the area to their realm in 1064. In 1239 it was captured by the Mongols and in 1514 by the Ottoman Empire. It was ceded to Safavid Persia by the Treaty of Istanbul (1736) . In 1746 it was returned to Ottoman Empire by the Treaty of Kerden but lost to Russian Empire by the Treaty of San Stefano signed after the Russo-Turkish War (1877–1878). At the end of the First World War it was returned to Turkey. In 1993 it was declared a seat of township.

Example Output:
b