Table: tv_episode_ratings_7
Columns: col
episode
air_date
timeslot_est
rating
share
18_49_rating_share
viewers_m
weekly_rank

Question: On what date does the episode called "triangles" air
SQL: SELECT "air_date" FROM tv_episode_ratings_7 WHERE "episode" = '"Triangles"'

Question: When the episode called "the parent trap" airs, what is the weekly rank
SQL: SELECT COUNT("weekly_rank") FROM tv_episode_ratings_7 WHERE "episode" = '"The Parent Trap"'

Question: What is the share value of the episode "sins of the father"
SQL: SELECT MAX("share") FROM tv_episode_ratings_7 WHERE "episode" = '"Sins of the Father"'

Question: How many millions of viewers watched the episode "blowups"
SQL: SELECT "viewers_m" FROM tv_episode_ratings_7 WHERE "episode" = '"Blowups"'