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_89 ( release_date VARCHAR, country VARCHAR, release_format VARCHAR )

### Question ###
How many release dates have a Country of west germany, and a Release format of vinyl?

### Accurate SQL ###

SELECT COUNT(release_date) FROM table_name_89 WHERE country = "west germany" AND release_format = "vinyl"