user: Question: What is the sum of the ranks for Bulgaria?
Columns: ['Rank', 'Athlete', 'Country', 'Time', 'Notes']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Ekaterina Karsten', 'Belarus', '7:32.86', 'FA']
SQL:

assistant: SELECT SUM("Rank") FROM "Table" WHERE "Country" = 'Bulgaria';