user: Question: What is the average rank of a swimmer in lane 1?
Columns: ['Rank', 'Lane', 'Name', 'Nationality', 'Time']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 6.0, 'Kirsty Coventry', 'Zimbabwe', '2:09.53']
SQL:

assistant: SELECT AVG("Rank") FROM "Table" WHERE "Lane" = 1.0;