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_73 ( floors INTEGER, built VARCHAR, rank VARCHAR )

### Question ###
What's the total number of floors built after 2006, and have a rank of 12?

### Accurate SQL ###

SELECT SUM(floors) FROM table_name_73 WHERE built > 2006 AND rank = 12