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_name_8 (championship VARCHAR, runner_s__up VARCHAR, margin VARCHAR)

### Question ###
Which Championship was louise suggs the runner-up by 3 strokes?

### Accurate SQL ###

SELECT championship FROM table_name_8 WHERE runner_s__up = "louise suggs" AND margin = "3 strokes"