Use a disfluent question or a proper question and find the answer to the question based on the given context or return None if an answer can't be found. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.

proper question: What are the three building subsectors?
disfluent question: Which are or no rather what are the three building subsectors?
context: The Standard Industrial Classification and the newer North American Industry Classification System have a classification system for companies that perform or otherwise engage in construction. To recognize the differences of companies in this sector, it is divided into three subsectors: building construction, heavy and civil engineering construction, and specialty trade contractors. There are also categories for construction service firms (e.g., engineering, architecture) and construction managers (firms engaged in managing construction projects without assuming direct financial responsibility for completion of the construction project).
None

proper question: How large is the Pierre-Auguste Renoir piece?
disfluent question: What was wait no I mean how large is the Pierre-Auguste Renoir piece?
context: Fulton Street in Downtown Fresno was Fresno's main financial and commercial district before being converted into one of the nation's first pedestrian malls in 1964. Renamed the Fulton Mall, the area contains the densest collection of historic buildings in Fresno. While the Fulton Mall corridor has suffered a sharp decline from its heyday, the Mall includes some of the finest public art pieces in the country, including the only Pierre-Auguste Renoir piece in the world that one can walk up to and touch. Current plans call for the reopening of the Fulton Mall to automobile traffic. The public art pieces will be restored and placed near their current locations and will feature wide sidewalks (up to 28' on the east side of the street) to continue with the pedestrian friendly environment of the district.
None

proper question: What year was Chinatown founded?
disfluent question: Which year was German Town or no make that Chinatown founded?
context: Before World War II, Fresno had many ethnic neighborhoods, including Little Armenia, German Town, Little Italy, and Chinatown. In 1940, the Census Bureau reported Fresno's population as 94.0% white, 3.3% black and 2.7% Asian. (Incongruously, Chinatown was primarily a Japanese neighborhood and today Japanese-American businesses still remain). During 1942, Pinedale, in what is now North Fresno, was the site of the Pinedale Assembly Center, an interim facility for the relocation of Fresno area Japanese Americans to internment camps. The Fresno Fairgrounds was also utilized as an assembly center.
None