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_29 (version VARCHAR, remixed_by VARCHAR, length VARCHAR)
### Question:
What Version has a Remixed by Perky Park with a Length of 6:38?
### Answer:
SELECT version FROM table_name_29 WHERE remixed_by = "perky park" AND length = "6:38"