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_20704243_6 (directed_by VARCHAR, original_air_date VARCHAR)
### Question:
Who directed the episode that aired on july15,2012?
### Answer:
SELECT directed_by FROM table_20704243_6 WHERE original_air_date = "July15,2012"