user: Question: What is the days held the champion with a reign larger than 3 and 1 defense has?
Columns: ['Name', 'Reign', 'Days held', 'Location', 'Defenses']
Types: ['text', 'real', 'text', 'text', 'real']
Sample row: ['Charles C. Smith', 1.0, 'Unknown', '—', 0.0]
SQL:

assistant: SELECT "Days held" FROM "Table" WHERE "Reign" > 3.0 AND "Defenses" = 1.0;