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_2468961_4 (title VARCHAR, no_in_series VARCHAR)

### Question ###
What was the title of series number 56?

### Accurate SQL ###

SELECT title FROM table_2468961_4 WHERE no_in_series = 56