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_8 (cap_hour INTEGER, type VARCHAR, vertical VARCHAR)
### Question:
Tell me the sum of cap/hor for double chair and vertical less than 479
### Answer:
SELECT SUM(cap_hour) FROM table_name_8 WHERE type = "double chair" AND vertical < 479