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_12186309_1 ( mixed_doubles VARCHAR, mens_singles VARCHAR )

### Question ###
What are the mixed doubles where the mens singles is kim brodersen?

### Accurate SQL ###

SELECT mixed_doubles FROM table_12186309_1 WHERE mens_singles = "Kim Brodersen"