Which owner had MRT 1 HD?
CREATE TABLE "nationwide_free_to_air_dvb_t_television_" (
  "name" text,
  "owner" text,
  "programming" text,
  "type" text,
  "encryption" text
);
SELECT "owner" FROM "nationwide_free_to_air_dvb_t_television_" WHERE "name"='mrt 1 hd';