What is the call sign for the translator with an ERP W larger than 10?
CREATE TABLE "translators" (
  "call_sign" text,
  "frequency_m_hz" real,
  "city_of_license" text,
  "erp_w" real,
  "class" text,
  "fcc_info" text
);
SELECT "call_sign" FROM "translators" WHERE "erp_w">10;