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_28980706_4 (rank__timeslot_ VARCHAR, share__18_49_ VARCHAR)
### Question:
When 13 is the share (18-49) what is the rank (timeslot)?
### Answer:
SELECT rank__timeslot_ FROM table_28980706_4 WHERE share__18_49_ = 13