user: Question: What is the most time for the swimmer from south africa who was in a lane greater than 3?
Columns: ['Rank', 'Lane', 'Name', 'Nationality', 'Time']
Types: ['real', 'real', 'text', 'text', 'real']
Sample row: [1.0, 6.0, 'Hayden Stoeckel', 'Australia', 52.97]
SQL:

assistant: SELECT MAX("Time") FROM "Table" WHERE "Nationality" = 'south africa' AND "Lane" > 3.0;