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_27905664_1 ( _number VARCHAR, directed_by VARCHAR )

### Question ###
How many episodes were directed by Ken Fink?

### Accurate SQL ###

SELECT COUNT(_number) FROM table_27905664_1 WHERE directed_by = "Ken Fink"