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_82 (purse VARCHAR, year VARCHAR, winner VARCHAR)

### Question ###
What is the purse for the year earlier than 2013 and muhannak was the winner?

### Accurate SQL ###

SELECT purse FROM table_name_82 WHERE year < 2013 AND winner = "muhannak"