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_13015539_1 (lost VARCHAR, club VARCHAR)
### Question:
How many numbers are given for losses by the Keighley Cougars?
### Answer:
SELECT COUNT(lost) FROM table_13015539_1 WHERE club = "Keighley Cougars"