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_88 ( democrat VARCHAR, lead_margin VARCHAR )

### Question ###
What is Democrat: Carl Levin, when Lead Margin is 22?

### Accurate SQL ###

SELECT democrat AS :_carl_levin FROM table_name_88 WHERE lead_margin = 22