user: Question: When Stuttgart is the town what is the type?
Columns: ['Week', 'Start Date', 'Type', 'Tournament', 'Surface', 'Town', 'Country', 'Continent', 'Prize Money']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [35.0, 'October 24', 'Premier WTA Tour Championships', 'Sony Ericsson Championships - Istanbul 2011', 'Hard', 'Istanbul', 'Turkey', 'Europe', '$ 4,550,000']
SQL:

assistant: SELECT "Type" FROM "Table" WHERE "Town" = 'Stuttgart';