user: Question: What is the tournament when 2007 is WTA Premier 5 Tournaments?
Columns: ['Tournament', '2007', '2008', '2009', '2010', '2011', '2012']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Australian Open', 'A', 'A', 'Q2', 'Q1', '2R', '1R']
SQL:

assistant: SELECT "Tournament" FROM "Table" WHERE "2007" = 'WTA Premier 5 Tournaments';