user: Question: Which district did William A. Burwell (DR) belong to? 
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Virginia 1', 'John G. Jackson', 'Democratic-Republican', '1803 1813', 'Retired Federalist gain', 'James Pindall (F) 100%']
SQL:

assistant: SELECT "District" FROM "Table" WHERE "Candidates" = 'William A. Burwell (DR)';