user: Question: Which country had Des Moines as the location in 2011?
Columns: ['Year', 'Athlete', 'Country/State', 'Time', 'Location']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2007.0, 'Henning, Rasmus Rasmus Henning', 'Denmark', '1:50:04', 'Des Moines']
SQL:

assistant: SELECT "Country/State" FROM "Table" WHERE "Location" = 'Des Moines' AND "Year" = 2011.0;