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_98 (s_registered_user VARCHAR, userpics_free VARCHAR)
### Question:
What is the S Registered User, when Userpics Free is 6 [free] or 15 [plus]?
### Answer:
SELECT s_registered_user FROM table_name_98 WHERE userpics_free = "6 [free] or 15 [plus]"