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_14253123_1 (area_sq_mi__km_2____rank_ VARCHAR, county_seat VARCHAR)

### Question ###
When Vincennes is the county seat what is the area sq mi (km 2 ) (rank) ?

### Accurate SQL ###

SELECT area_sq_mi__km_2____rank_ FROM table_14253123_1 WHERE county_seat = "Vincennes"