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_1134091_4 (vacator VARCHAR, date_successor_seated VARCHAR)
  ### Question:
  Who was the vacator when the date successor seated was august 21, 1973?
  ### Answer:
  SELECT vacator FROM table_1134091_4 WHERE date_successor_seated = "August 21, 1973"