Table: tv_episode_data_52
Columns: no_in_series
no_in_season
title
directedby
writtenby
originalairdate
production_code
u_s_viewers_million

Question: what i the maximum number in the series where the production code is 3wab07?
SQL: SELECT MAX("no_in_series") FROM tv_episode_data_52 WHERE "production_code" = '3WAB07'

Question: what is the maximum number in the season wher the us viewers is 2.59?
SQL: SELECT MAX("no_in_season") FROM tv_episode_data_52 WHERE "u_s_viewers_million" = '2.59'

Question: what is the written by and production code is 3wab03?
SQL: SELECT "writtenby" FROM tv_episode_data_52 WHERE "production_code" = '3WAB03'