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 (gender VARCHAR, university_students_and_adults__18yrs VARCHAR, _ VARCHAR)
### Question:
Which gender is associated with University students and adults of 25mm?
### Answer:
SELECT gender FROM table_name_19 WHERE university_students_and_adults__18yrs + _ = "25mm"