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_50 (frequency VARCHAR, power__kw_ VARCHAR, call_sign VARCHAR)
  ### Question:
  What's the frequency of the call sign DYFR with 10KW of power?
  ### Answer:
  SELECT frequency FROM table_name_50 WHERE power__kw_ = "10kw" AND call_sign = "dyfr"