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_6 ( total INTEGER, bronze VARCHAR, rank VARCHAR, nation VARCHAR )

### Question ###
How many totals have a rank greater than 4, czech Republic as the nation, and a bronze greater than 0?

### Accurate SQL ###

SELECT SUM(total) FROM table_name_6 WHERE rank > 4 AND nation = "czech republic" AND bronze > 0