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 building (name VARCHAR, height_feet VARCHAR, floors VARCHAR)

### Question ###
List the names of buildings with at least 200 feet of height and with at least 20 floors.

### Accurate SQL ###

SELECT name FROM building WHERE height_feet >= 200 AND floors >= 20