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_30 (surface VARCHAR, city VARCHAR, tournament VARCHAR)

### Question ###
On what Surface will the Venezuela F5 Futures in Caracas be played?

### Accurate SQL ###

SELECT surface FROM table_name_30 WHERE city = "caracas" AND tournament = "venezuela f5 futures"