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_15284274_1 (written_by VARCHAR, directed_by VARCHAR, no_in_season VARCHAR)
### Question:
Who wrote episode 11, of which was directed by Will Waring?
### Answer:
SELECT written_by FROM table_15284274_1 WHERE directed_by = "Will Waring" AND no_in_season = 11