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_name_38 (tunnel VARCHAR, length__imperial_ VARCHAR)
### Question:
What Tunnel has an Imperial Length of 307 yd?
### Answer:
SELECT tunnel FROM table_name_38 WHERE length__imperial_ = "307 yd"