user: Question: What was the category that sheridan smith was nominated for in 2011?
Columns: ['Year', 'Award', 'Category', 'Nominated Work', 'Result']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2009.0, 'Laurence Olivier Award', 'Best Actress in a Musical', 'Little Shop of Horrors', 'Nominated']
SQL:

assistant: SELECT "Category" FROM "Table" WHERE "Year" = 2011.0;