user: Question: Tell me the highest overall rank for heat rank more than 4 and lane less than 2
Columns: ['Heat Rank', 'Lane', 'Swimmer', 'Country', 'Time', 'Overall Rank']
Types: ['real', 'real', 'text', 'text', 'real', 'real']
Sample row: [1.0, 3.0, 'Hisham Fadhul', 'Brunei', 27.94, 115.0]
SQL:

assistant: SELECT MAX("Overall Rank") FROM "Table" WHERE "Heat Rank" > 4.0 AND "Lane" < 2.0;