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_8 ( time VARCHAR, heat VARCHAR, rank VARCHAR, athlete VARCHAR )

### Question ###
how many times is the rank more than 29, the athlete is barbara pierre and the heat less than 5?

### Accurate SQL ###

SELECT COUNT(time) FROM table_name_8 WHERE rank > 29 AND athlete = "barbara pierre" AND heat < 5