CREATE TABLE candidate (Candidate_ID INT, People_ID INT, Poll_Source TEXT, Date TEXT, Support_rate FLOAT, Consider_rate FLOAT, Oppose_rate FLOAT, Unsure_rate FLOAT)
CREATE TABLE people (People_ID INT, Sex TEXT, Name TEXT, Date_of_Birth TEXT, Height FLOAT, Weight FLOAT)

Show me minimal weight by sex in a histogram
SELECT Sex, MIN(Weight) FROM people GROUP BY Sex
SELECT "Sex", MIN("Weight") FROM "people" GROUP BY "Sex"