user: Question: What country is Richard Vanquelef from?
Columns: ['Name', 'Position', 'Period', 'Appearances¹', 'Goals¹', 'Nationality²']
Types: ['text', 'text', 'text', 'real', 'real', 'text']
Sample row: ['Valdo', 'Midfielder', '1991 – 1995', 153.0, 16.0, 'Brazil']
SQL:

assistant: SELECT "Nationality²" FROM "Table" WHERE "Name" = 'Richard Vanquelef';