Table: episode_data_48
Columns: no_in_series
no_in_season
title
directed_by
written_by
original_air_date
production_code

Question: What is the series number for the episode written by janet leahy?
SQL: SELECT MIN("no_in_series") FROM episode_data_48 WHERE "written_by" = 'Janet Leahy'

Question: What was the air date of the episode with the production code of 322?
SQL: SELECT "original_air_date" FROM episode_data_48 WHERE "production_code" = 322

Question: What is the series number for the episode directed by  jay sandrich that aired October 23, 1986?
SQL: SELECT MIN("no_in_series") FROM episode_data_48 WHERE "directed_by" = 'Jay Sandrich' AND "original_air_date" = 'October 23, 1986'

Question: Who wrote the episode titled "man talk"?
SQL: SELECT "written_by" FROM episode_data_48 WHERE "title" = '"Man Talk"'