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 stadium (country VARCHAR, capacity INTEGER)

### Question ###
Which country has both stadiums with capacity greater than 60000 and stadiums with capacity less than 50000?

### Accurate SQL ###

SELECT country FROM stadium WHERE capacity > 60000 INTERSECT SELECT country FROM stadium WHERE capacity < 50000