Premise: Xiaogan () is a prefecture-level city in east-central Hubei province, People's Republic of China, some 60 km northwest of the provincial capital of Wuhan. According to the 2010 census, its population totaled 4,814,542, of whom 908,266 lived in the built-up ("or metro") area of Xiaonan District.
Hypothesis: More than 500,000 people live in the Xiaonan District.