user: Question: WhAt is the 2009 entry for the row thAt hAs A 2007 entry of A And A tournAment entry of US Open?
Columns: ['Tournament', '2007', '2008', '2009', '2010', '2011', '2012']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Australian Open', 'A', 'A', 'Q1', 'Q2', 'Q1', '1R']
SQL:

assistant: SELECT "2009" FROM "Table" WHERE "2007" = 'A' AND "Tournament" = 'US Open';