instruction:
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.
question:
proper question: During which decade was there an increase in student applications? 
 disfluent question: During which project no um decade was there an increase in student applications? 
 context: In the early 1950s, student applications declined as a result of increasing crime and poverty in the Hyde Park neighborhood. In response, the university became a major sponsor of a controversial urban renewal project for Hyde Park, which profoundly affected both the neighborhood's architecture and street plan. During this period the university, like Shimer College and 10 others, adopted an early entrant program that allowed very young students to attend college; in addition, students enrolled at Shimer were enabled to transfer automatically to the University of Chicago after their second year, having taken comparable or identical examinations and courses.
answer:
None


question:
proper question: What was the experiment that tested early life on Mars called? 
 disfluent question: When was er what was the experiment that tested early life on Mars called? 
 context: The University of Chicago has been the site of some important experiments and academic movements. In economics, the university has played an important role in shaping ideas about the free market and is the namesake of the Chicago school of economics, the school of economic thought supported by Milton Friedman and other economists. The university's sociology department was the first independent sociology department in the United States and gave birth to the Chicago school of sociology. In physics, the university was the site of the Chicago Pile-1 (the first self-sustained man-made nuclear reaction, part of the Manhattan Project), of Robert Millikan's oil-drop experiment that calculated the charge of the electron, and of the development of radiocarbon dating by Willard F. Libby in 1947. The chemical experiment that tested how life originated on early Earth, the Miller–Urey experiment, was conducted at the university. REM sleep was discovered at the university in 1953 by Nathaniel Kleitman and Eugene Aserinsky.
answer:
None


question:
proper question: What city proper has a population of 1,345,596? 
 disfluent question: What city principal no proper has a population of 1,345,596? 
 context: Jacksonville is the largest city by population in the U.S. state of Florida, and the largest city by area in the contiguous United States. It is the county seat of Duval County, with which the city government consolidated in 1968. Consolidation gave Jacksonville its great size and placed most of its metropolitan population within the city limits; with an estimated population of 853,382 in 2014, it is the most populous city proper in Florida and the Southeast, and the 12th most populous in the United States. Jacksonville is the principal city in the Jacksonville metropolitan area, with a population of 1,345,596 in 2010.
answer:

None