What is the call sign of the MHz Frequency less than 94.9 and an ERP W of 170?
CREATE TABLE "broadcast_translators_of_kanz" (
  "call_sign" text,
  "frequency_m_hz" real,
  "city_of_license" text,
  "erp_w" real,
  "class" text,
  "fcc_info" text
);
SELECT "call_sign" FROM "broadcast_translators_of_kanz" WHERE "frequency_m_hz"<94.9 AND "erp_w"=170;