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_66 ( height__m_ VARCHAR, city VARCHAR, height__ft_ VARCHAR )

### Question ###
What is the height in meters for a building in Frankfurt that is 850 feet tall?

### Accurate SQL ###

SELECT height__m_ FROM table_name_66 WHERE city = "frankfurt" AND height__ft_ = 850