user: Question: Which Fate has a Tonnage of 7,217?
Columns: ['Date', 'Ship', 'Tonnage', 'Nationality', 'Fate']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['In U-60', 'In U-60', 'In U-60', 'In U-60', 'In U-60']
SQL:

assistant: SELECT "Fate" FROM "Table" WHERE "Tonnage" = '7,217';