user: Question: tell me the Dates administered that sees a Steve Westly* of ––, an Antonio Villaraigosa* of ––, and 47% for jerry brown.
Columns: ['Poll source', 'Dates administered', 'Dianne Feinstein *', 'Jerry Brown', 'Antonio Villaraigosa*', 'Gavin Newsom*', 'John Garamendi*', "Jack O'Connell*", 'Steve Westly*', 'Bill Lockyer*']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Capitol Weekly/Probolsky', 'January 22–25, 2009', '36%', '14%', '9%', '9%', '4%', '3%', '1%', '––']
SQL:

assistant: SELECT "Dates administered" FROM "Table" WHERE "Steve Westly*" = '––' AND "Antonio Villaraigosa*" = '––' AND "Jerry Brown" = '47%';