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_6 (adelaide VARCHAR, sydney VARCHAR, perth VARCHAR)
  ### Question:
  Name the Adelaide for Sydney of yes and Perth of yes
  ### Answer:
  SELECT adelaide FROM table_name_6 WHERE sydney = "yes" AND perth = "yes"