Table: tv_episode_13
Columns: episode
prod
title
directed_by
written_by
originalairdate

Question: How manu original airdates have "a cellar full of silence" as the title?
SQL: SELECT COUNT("originalairdate") FROM tv_episode_13 WHERE "title" = '"A Cellar Full of Silence"'

Question: How many product # have episode 1?
SQL: SELECT MAX("prod") FROM tv_episode_13 WHERE "episode" = 1