user: Question: What is the lowest overall for a quarterback with fewer than 7 rounds?
Columns: ['Round', 'Pick #', 'Overall', 'Name', 'Position', 'College']
Types: ['real', 'real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 11.0, 11.0, 'Michael Booker', 'Cornerback', 'Nebraska']
SQL:

assistant: SELECT MIN("Overall") FROM "Table" WHERE "Position" = 'quarterback' AND "Round" < 7.0;