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_21002034_4 (title VARCHAR, director VARCHAR)
### Question:
How many titles were directed by Alex Chapple?
### Answer:
SELECT COUNT(title) FROM table_21002034_4 WHERE director = "Alex Chapple"