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_81 (launched VARCHAR, territory VARCHAR, channel VARCHAR)
  ### Question:
  When did channel 83 in singapore launch?
  ### Answer:
  SELECT launched FROM table_name_81 WHERE territory = "singapore" AND channel = 83