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 table_27986200_3 ( proceed_to_quarter_final VARCHAR, points_margin VARCHAR )

### Question ###
Who proceeded to the quarter finals with a points margin of 21?

### Accurate SQL ###

SELECT proceed_to_quarter_final FROM table_27986200_3 WHERE points_margin = 21