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_86 (gender VARCHAR, decile VARCHAR, roll VARCHAR)
### Question:
What is the Gender of students at a school with a Decile of 5 and a Roll of 90?
### Answer:
SELECT gender FROM table_name_86 WHERE decile = 5 AND roll = 90