Show the name of storms which don't have affected region in record.
SELECT name FROM storm WHERE storm_id NOT IN (SELECT storm_id FROM affected_region)
SELECT name FROM storm WHERE storm_id NOT IN (SELECT storm_id FROM affected_region)
[{'Name': 'Two'}, {'Name': 'Six'}, {'Name': 'Seven'}, {'Name': 'Eight'}, {'Name': 'Nine'}, {'Name': '9 cyclones'}]