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_13 (nation_of_citizenship VARCHAR, type_of_vehicle VARCHAR, year VARCHAR)
  ### Question:
  What Nation of citizenship has a stock car vehicle with a year of 2012?
  ### Answer:
  SELECT nation_of_citizenship FROM table_name_13 WHERE type_of_vehicle = "stock car" AND year = 2012