Table: episodes_34
Columns: no_in_series
no_in_season
title
directed_by
written_by
original_air_date
u_s_viewers_millions

Question: List all titles with a 57 series number.
SQL: SELECT "title" FROM episodes_34 WHERE "no_in_series" = 57

Question: What's the highest season number with a series number of 47?
SQL: SELECT MAX("no_in_season") FROM episodes_34 WHERE "no_in_series" = 47

Question: Who was the writer for season episode 7?
SQL: SELECT "written_by" FROM episodes_34 WHERE "no_in_season" = 7

Question: How many millions of US viewers were there for the episode "No Safe Place"?
SQL: SELECT "u_s_viewers_millions" FROM episodes_34 WHERE "title" = '"No Safe Place"'