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.

[Q]: Question: When did the group that Lewis made his opera debut with first established? Passage:William Lewis was educated at the University of Colorado, Texas Christian University and New York University. He began his career as a writer and an athlete before deciding to pursue a career in opera. He began his voice training under Karl Kritz and Arthur Faguy Coté in Fort Worth, followed by studies with Susan Seton and Hulda and Luigi Rossini in New York. He made his professional opera debut in 1953 with Fort Worth Opera as Rinuccio in Puccini's Gianni Schicchi. Two years later he won the Metropolitan Opera's Audition of the Air competition (precursor to the National Council Auditions). Lewis made his debut at the Metropolitan Opera as Narraboth in Salome on March 1, 1958 and subsequently sang in 234 performances in his 35 years with the company. In 1975 he made his debut at San Francisco Opera as Steuermann and Erik in The Flying Dutchman and has sung in sixteen different productions with the company in subsequent seasons. In 1981 he made his debut at the Salzburg Festival in the title role of Offenbach's The Tales of Hoffmann, returning there for the following four years in such roles as Arbace in Idomeneo and the First Geharnischter in The Magic Flute. In 1990 he made his debut at the Teatro Lirico in the world premiere of Azio Corghi's Blimunda.

[A]: b


[Q]: 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.

[A]: b


[Q]: Question: How old was Henri's wife when they divorced? Passage:Haskell was born in Palmyra, Maine in 1843 to Aretas Haskell and Sophia Hathorn (Haskell). He attended Bates College's Nichols Latin School/Maine Central Institute. Haskell was a great-nephew of Seth Hathorn who donated Bates' first building. After serving in the American Civil War with the first Maine Cavalry (including at Gettysburg) and being wounded, Haskell returned to his father's farm in Maine, and then moved to Marysville, California where he read law and was admitted to the bar in 1875. Eventually he moved back to Pittsfield, Maine for a period and then to Glendive, Montana where served as a district attorney. He was elected as a member of Montana Territorial House of Representatives in 1888 and served as a delegate to Montana state constitutional convention in 1889. In 1889 Haskell was elected as the first Montana state attorney general and served until 1897 as a Republican. Haskell was an active Freemason. In the election he defeated Ella Knowles Haskell, whom he later married and then divorced in 1897. Henri Haskell died in 1921.

[A]:
b