user: Question: The swimmer in lane 7 has what as the smallest rank?
Columns: ['Rank', 'Lane', 'Name', 'Nationality', 'Time']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 5.0, 'Jiao Liuyang', 'China', '2:06.42']
SQL:

assistant: SELECT MIN("Rank") FROM "Table" WHERE "Lane" = 7.0;