user: Question: Name th margin of victory when date is 10 Jul 2011
Columns: ['No.', 'Date', 'Tournament', 'Winning score', 'To par', 'Margin of victory', 'Runner(s)-up']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, '1 Aug 2004', 'Scandinavian Masters by Carlsberg', '69-65-69-69=272', '−16', '5 strokes', 'Peter Hanson']
SQL:

assistant: SELECT "Margin of victory" FROM "Table" WHERE "Date" = '10 Jul 2011';