Funso (Chichewa): Kodi mtengo wokwera kwambiri wa khobwe ndi chani ku Blantyre? 
Question (English): What is the maximum cowpeas price recorded in Blantyre?
Table: commodity_prices (difficulty: easy)
SQL: SELECT MAX(price) FROM commodity_prices WHERE commodity = 'Cow peas' AND district = 'Blantyre';
Result: [(1580.26,)]