Table: tv_episode_data_33
Columns: series
season
title
directed_by
written_by
original_air_date

Question: What is the maximum series number what is smaller than season 7.0 and directed by Laura Innes?
SQL: SELECT MAX("series") FROM tv_episode_data_33 WHERE "directed_by" = 'Laura Innes' AND "season" < 7.0

Question: If Arthur Albert is the director, what is the maximum series number?
SQL: SELECT MAX("series") FROM tv_episode_data_33 WHERE "directed_by" = 'Arthur Albert'

Question: What was the number of seasons that was directed by Joanna Kerns?
SQL: SELECT COUNT("season") FROM tv_episode_data_33 WHERE "directed_by" = 'Joanna Kerns'

Question: For series number 256, what was the original air date?
SQL: SELECT "original_air_date" FROM tv_episode_data_33 WHERE "series" = 256