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: Were the first two colleges that Long attended located in the same state? Passage:Upon graduation from high school Long attended the College of William and Mary where he studied history and graduated in 1969, after spending many of his high school and undergraduate summers with his family at Manteo, North Carolina, where Mary, William, Robert, and Laura worked for Paul Green's outdoor drama, The Lost Colony. He then attended the University of North Carolina at Chapel Hill to pursue a Ph.D. in art history. At Chapel Hill he met visiting professor Betty Smith who suggested he apply to the design program at Yale University. He left UNC and went to the Yale School of Drama to study set design. It was here that he met Sigourney Weaver (his roommate at the time), Wendy Wasserstein, Meryl Streep, Christopher Durang, and Paul Rudnick, who were all also students at the university. While at Yale he studied under designer Ming Cho Lee, whom he has credited with being a major influence on his work.

Example Output: a

Example Input: Question: What is the area code of the town where Milligan was born? Passage:Born in LaRue, Ohio, McMillan attended the Western College for Women and Westminster College in Pennsylvania. She then studied under George Luks and Hans Hofmann and at the Pratt Institute before traveling to Paris for further instruction with André Lhote and at the Fontainebleau School of Art. She is known to have been active in Washington, D.C. at least as early as 1931, continuing her activities there until at least 1967. Beginning in 1931, for over twenty years she taught painting and art history at the National Cathedral School, from which she retired in 1955. Long a member of the Arts Club of Washington, she had one-woman shows there in 1938 and 1947. Other solo shows occurred at George Washington University and at the Studio Gallery in New York City. She also belonged to the Society of Washington Artists, at whose 1932 exhibition she presented an oil titled Taos, New Mexico, and th Washington Water Color Club, and she exhibited with both the National Association of Women Artists and the National Association of Women Painters and Sculptors during her career. An article which she penned about the Society of Washington Artists was published in 1963 by the Columbia Historical Society. Milligan eventually moved to Tryon, North Carolina to join the artists' colony there. She died in Tryon; her body was returned to Ohio for burial, and rests in the Bellefontaine City Cemetery in Bellefontaine.

Example Output: b

Example Input: Question: In which state did Sigurosson teach at the Graduate School of Oceanography? Passage:Sigurðsson worked on monitoring and research of the volcanoes of the Caribbean until 1974, when he was appointed professor at the Graduate School of Oceanography, University of Rhode Island. He is best known for his work on the reconstruction of major volcanic eruptions of the past, including the eruption of Vesuvius in Italy in AD 79 and the consequent destruction of the Roman cities of Pompeii and Herculaneum. In 1991 he discovered tektite glass spherules at the Cretaceous–Paleogene boundary (K–T boundary) in Haiti, providing proof for a meteorite impact at the time of the extinction of the dinosaurs. In 2004 he discovered the lost town of Tambora in Indonesia, which was buried by the colossal 1815 explosive eruption of Tambora volcano. In 1999, Haraldur Sigurdsson published a scholarly account of the history of volcanology. He was also editor in chief of the Encyclopedia of Volcanoes, also published in 1999. He was awarded the Coke Medal of the Geological Society of London in 2004.

Example Output:
b