Which EC Comics title ran from 1950 to 1953?
CREATE TABLE "u_s" (
  "title" text,
  "publisher" text,
  "first_year" text,
  "last_year" text,
  "genre" text
);
SELECT "title" FROM "u_s" WHERE "first_year"='1950' AND "publisher"='ec comics' AND "last_year"='1953';