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_14345690_15 (series VARCHAR, main_presenter VARCHAR)
### Question:
What series have Caroline Flack as a main presenter?
### Answer:
SELECT series FROM table_14345690_15 WHERE main_presenter = "Caroline Flack"