user: ### NOW ANSWER:
Question: Which leader born on December 17, 1874 started their term before 1984?
Columns: ['Name', 'Term start', 'Term end', 'Date of Birth', 'Date of Death']
Types: ['text', 'real', 'text', 'text', 'text']
Sample row: ['George Brown', 1867.0, '1867', 'November 29, 1818', 'May 9, 1880']
SQL:

assistant: SELECT "Name" FROM "Table" WHERE "Term start" < 1984.0 AND "Date of Birth" = 'December 17, 1874';