Table: tv_episodes_16
Columns: series
season
title
director_s
writer_s
airdate
production_code
arties_disguises

Question: Writer Max Ehrlich, what is the minimum series number?
SQL: SELECT MIN("series") FROM tv_episodes_16 WHERE "writer_s" = 'Max Ehrlich'

Question: From writer Denne Bart Petitclerc, what is the maximum season number?
SQL: SELECT MAX("season") FROM tv_episodes_16 WHERE "writer_s" = 'Denne Bart Petitclerc'

Question: From writer Max Ehrlich, what is the total amount of series numbers?
SQL: SELECT COUNT("series") FROM tv_episodes_16 WHERE "writer_s" = 'Max Ehrlich'