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_17467147_1 (series__number VARCHAR, directed_by VARCHAR, written_by VARCHAR)
  ### Question:
  When debra j. fisher & erica messer are the writers and the director is patrick norris what is the series number?
  ### Answer:
  SELECT series__number FROM table_17467147_1 WHERE directed_by = "Patrick Norris" AND written_by = "Debra J. Fisher & Erica Messer"