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_13741576_6 ( points VARCHAR, points_for VARCHAR )

### Question ###
Nantyglo RFC had 546 points for and how many points?

### Accurate SQL ###

SELECT points FROM table_13741576_6 WHERE points_for = "546"