user: Question: What shows for nation when the Competition is Preseason, Year less than 2011, and a Club of Chivas de Guadalajara?
Columns: ['Year', 'Competition', 'Club', 'Nation', 'Result']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2010.0, 'Preseason', 'Club Universidad de Guadalajara', 'Mexico', 'W 0–1']
SQL:

assistant: SELECT "Nation" FROM "Table" WHERE "Competition" = 'Preseason' AND "Year" < 2011.0 AND "Club" = 'Chivas de Guadalajara';