How manu original airdates have "a cellar full of silence" as the title?
CREATE TABLE "table1_2289806_1" (
  "episode_num" real,
  "prod_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "originalairdate" text
);
SELECT COUNT("originalairdate") FROM "table1_2289806_1" WHERE "title"='\"A Cellar Full of Silence\"';