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_28794440_1 (location VARCHAR, callsign VARCHAR)
  ### Question:
  How many locations have the callsign DXGH?
  ### Answer:
  SELECT COUNT(location) FROM table_28794440_1 WHERE callsign = "DXGH"