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_49 ( cause_of_death VARCHAR, date_of_death VARCHAR )

### Question ###
What is the Cause of death of the Officer with a Date of death of 1956-09-07?

### Accurate SQL ###

SELECT cause_of_death FROM table_name_49 WHERE date_of_death = "1956-09-07"