user: Question: What is the nationality of lane 4?
Columns: ['Rank', 'Lane', 'Athlete', 'Nationality', 'Time', 'Notes']
Types: ['real', 'real', 'text', 'text', 'real', 'text']
Sample row: [1.0, 4.0, 'Dayron Robles', 'Cuba', 13.12, 'Q']
SQL:

assistant: SELECT "Nationality" FROM "Table" WHERE "Lane" = 4.0;