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