text: 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_50 (riaa_sales_certification VARCHAR, billboard_200_peak VARCHAR, year VARCHAR)
  ### Question:
  Before the Year 1972, what RIAA Sales Certification was awarded to the song that had a Billboard 200 Peak less than 18?
  ### Answer:
  SELECT riaa_sales_certification FROM table_name_50 WHERE billboard_200_peak < 18 AND year < 1972