Table: tv_episode_data
Columns: series
season
title
directed_by
written_by
original_air_date

Question: Who were the authors of series episode #25?
SQL: SELECT "written_by" FROM tv_episode_data WHERE "series" = 25

Question: What season features writer Michael Poryes?
SQL: SELECT "season" FROM tv_episode_data WHERE "written_by" = 'Michael Poryes'

Question: What is the date of the episode written by Michael Poryes?
SQL: SELECT "original_air_date" FROM tv_episode_data WHERE "written_by" = 'Michael Poryes'

Question: What is the season where the episode "when worlds collide" was shown?
SQL: SELECT MAX("season") FROM tv_episode_data WHERE "title" = '"When Worlds Collide"'