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_143352_1 (accounting_closure_date INTEGER, agr_power_station VARCHAR)
  ### Question:
  What is the Closure date of Hunterston B
  ### Answer:
  SELECT MIN(accounting_closure_date) FROM table_143352_1 WHERE agr_power_station = "Hunterston B"