user: Question: When was the earliest person elected?
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']
Types: ['text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Virginia 1', 'Robert Rutherford', 'Anti-Administration', 1793.0, 'Re-elected', 'Robert Rutherford (DR) Daniel Morgan (F)']
SQL:

assistant: SELECT MIN("First elected") FROM "Table";