user: Question: What event had the 1500m freestyle?
Columns: ['Event', 'Time', 'Date', 'Meet', 'Location']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['50m freestyle', '21.42', '31 July 2009', 'World Championships', 'Rome , Italy']
SQL:

assistant: SELECT "Meet" FROM "Table" WHERE "Event" = '1500m freestyle';