user: Question: How many people live in the district who's capital is  Héngfēng Xiàn?
Columns: ['English Name', 'Simplified', 'Traditional', 'Pinyin', 'Area', 'Population', 'Density']
Types: ['text', 'text', 'text', 'text', 'real', 'real', 'real']
Sample row: ['Xinzhou District', '信州区', '信州區', 'Xìnzhōu Qū', 339.0, 416219.0, 1228.0]
SQL:

assistant: SELECT "Population" FROM "Table" WHERE "Pinyin" = 'Héngfēng Xiàn';