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_53 (series VARCHAR, release_date VARCHAR, production_num VARCHAR)

### Question ###
Which series had a release on 1939-07-15 with the 8863 production number?

### Accurate SQL ###

SELECT series FROM table_name_53 WHERE release_date = "1939-07-15" AND production_num = "8863"