user: Question: On what date was the bridge located in McClain listed?
Columns: ['Name', 'Built', 'Listed', 'Location', 'County']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Abiaca Creek Bridge', '1930', '2004-03-22', 'Vaiden', 'Carroll']
SQL:

assistant: SELECT "Listed" FROM "Table" WHERE "Location" = 'McClain';