How long was the instrumental version in 1986?
CREATE TABLE table_name_74 (
    length VARCHAR,
    year VARCHAR,
    version VARCHAR
)
SELECT length FROM table_name_74 WHERE year = 1986 AND version = "instrumental"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: How long was the instrumental version in 1986? ### Input: CREATE TABLE table_name_74 (
    length VARCHAR,
    year VARCHAR,
    version VARCHAR
) ### Response: SELECT length FROM table_name_74 WHERE year = 1986 AND version = "instrumental"