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

Question: How many people wrote episode 9 in the season that was directed by Ernest Dickerson?
SQL: SELECT COUNT("written_by") FROM episode_viewers WHERE "directed_by" = 'Ernest Dickerson' AND "no_in_season" = 9

Question: Who wrote the episode that was directed by Milan Cheylov?
SQL: SELECT "written_by" FROM episode_viewers WHERE "directed_by" = 'Milan Cheylov'

Question: How many episodes in the season had the title, "first blood"?
SQL: SELECT COUNT("no_in_season") FROM episode_viewers WHERE "title" = '"First Blood"'