Funso (Chichewa): Ndi boma liti lomwe linakolola nthochi zambiri: Lilongwe kapena Kasungu?
Question (English): Which district produced more bananas: Lilongwe or Kasungu?
Table: production (difficulty: hard)
SQL: SELECT district, SUM(yield) AS Sum_yield FROM production
WHERE crop = 'Bananas'
  AND district IN ('Lilongwe', 'Kasungu');
Result: [('Kasungu', 225545.0)]