Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_2468961_4 (title VARCHAR, written_by VARCHAR, no_in_series VARCHAR)
### Question:
What was the title of the episode written by Julia Newton in series 48?
### Answer:
SELECT title FROM table_2468961_4 WHERE written_by = "Julia Newton" AND no_in_series = 48