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_79233 ( "School" text, "Mascot" text, "Location" text, "Enrollment" real, "IHSAA Class" text, "IHSAA Football Class" text, "County" text )

### Question ###
What IHSAA Football Class has 20 elkhart as the county?

### Accurate SQL ###

SELECT "IHSAA Football Class" FROM table_79233 WHERE "County" = '20 elkhart'