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_19 (length__miles_ INTEGER, name VARCHAR)
### Question:
what is the length (miles) when the name is l-56g?
### Answer:
SELECT MAX(length__miles_) FROM table_name_19 WHERE name = "l-56g"