user: Question: Which country is ranked 56 overall and has a heat rank smaller than 8?
Columns: ['Heat Rank', 'Lane', 'Swimmer', 'Country', 'Time', 'Overall Rank']
Types: ['real', 'real', 'text', 'text', 'real', 'text']
Sample row: [1.0, 3.0, 'Dinko Jukić', 'Austria', 25.11, '54']
SQL:

assistant: SELECT "Country" FROM "Table" WHERE "Heat Rank" < 8.0 AND "Overall Rank" = '56';