user: Question: What competition took place on 10 August 2011?
Columns: ['Date', 'Venue', 'Score', 'Result', 'Competition']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['6 February 2008', 'London, England', '1–1', '2–1', 'Friendly']
SQL:

assistant: SELECT "Competition" FROM "Table" WHERE "Date" = '10 August 2011';