When 31901 is the population what is the county?
CREATE TABLE table_23248420_1 (county VARCHAR, population VARCHAR)
SELECT county FROM table_23248420_1 WHERE population = 31901
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_23248420_1 (county VARCHAR, population VARCHAR) Question: When 31901 is the population what is the county? [/INST] SELECT county FROM table_23248420_1 WHERE population = 31901 </s>