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: Consider Input: Question: How many feet tall is the KCTV-Tower? Passage:The Nelson-Atkins Museum opened its Euro-Style Bloch addition in 2007, and the Safdie-designed Kauffman Center for the Performing Arts opened in 2011. The Power and Light Building is influenced by the Art Deco style and sports a glowing sky beacon. The new world headquarters of H&R Block is a 20-story all-glass oval bathed in a soft green light. The four industrial artworks atop the support towers of the Kansas City Convention Center (Bartle Hall) were once the subject of ridicule, but now define the night skyline near the new Sprint Center along with One Kansas City Place (Missouri's tallest office tower), the KCTV-Tower (Missouri's tallest freestanding structure) and the Liberty Memorial, a World War I memorial and museum that flaunts simulated flames and smoke billowing into the night skyline. It was designated as the National World War I Museum and Memorial in 2004 by the United States Congress. Kansas City is home to significant national and international architecture firms including ACI Boland, BNIM, 360 Architecture, HNTB, Populous. Frank Lloyd Wright designed two private residences and Community Christian Church there.


Output: b


Input: Consider 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.


Output: b


Input: Consider Input: Question: Has He Zhuoyan's co-star in Royal Tramp had any children? Passage:She was educated at the Hangzhou Arts School. She started her career by participating in the Hangzhou Super Girl singing contest in 2005, winning the sixth position among the top ten finalists. The following year, she participated in the Chinese Yahoo Three Directors Star Search programme () and emerged as champion of the Zhang Jizhong category. She signed on with the talent agency Huayi Brothers and started acting in period and wuxia-themed television series produced by Zhang Jizhong. She is best known for her role as one of Wei Xiaobao's seven wives, Shuang'er, in Royal Tramp, a 2008 television series based on Louis Cha's novel The Deer and the Cauldron. She has also attained recognition for her role as Wang Yanyu in Paladins in Troubled Times, an adaptation of Liang Yusheng's novel Datang Youxia Zhuan, and as Moli in Bing Sheng, a television series featuring a fictionalised life story of the ancient Chinese militarist Sun Tzu. She has also served as a spokeswoman and endorser for cosmetic and shampoo product brands, as well as appearing in the Chinese Yahoo television commercial Qianshi Jinsheng Pian () together with Huang Xiaoming, her co-star in Royal Tramp.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Output: b


