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_79 (evening_gown VARCHAR, preliminaries VARCHAR, state VARCHAR)
### Question:
What is the evening gown score of the contestant from the District of Columbia with preliminaries smaller than 8.647?
### Answer:
SELECT COUNT(evening_gown) FROM table_name_79 WHERE preliminaries < 8.647 AND state = "district of columbia"