Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE candidate (people_id VARCHAR)
TABLE: CREATE TABLE people (name VARCHAR, sex VARCHAR, people_id VARCHAR)

### Question ###
Find the name of the candidates whose oppose percentage is the lowest for each sex.

### Accurate SQL ###

SELECT t1.name, t1.sex, MIN(oppose_rate) FROM people AS t1 JOIN candidate AS t2 ON t1.people_id = t2.people_id GROUP BY t1.sex