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_2187178_1 ( crew_chief VARCHAR, driver_s_ VARCHAR )

### Question ###
Name the crew chief for ricky craven

### Accurate SQL ###

SELECT crew_chief FROM table_2187178_1 WHERE driver_s_ = "Ricky Craven"