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_12434380_1 (institution VARCHAR, main_campus_location VARCHAR)

### Question ###
What is the instition where the main campus location is overland park?

### Accurate SQL ###

SELECT institution FROM table_12434380_1 WHERE main_campus_location = "Overland Park"