user: Question: What is the 2013 of the Grand Slam Tournaments?
Columns: ['Tournament', '2009', '2010', '2011', '2012', '2013']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments', 'Grand Slam Tournaments']
SQL:

assistant: SELECT "2013" FROM "Table" WHERE "Tournament" = 'Grand Slam Tournaments';