Table: actor_episode_data
Columns: year
role
author
radio_station_production_company
release_air_date

Question: Role of narrator, and a Year larger than 2009, and a Release/Air Date of 7 october 2010 belongs to what author?
SQL: SELECT "author" FROM actor_episode_data WHERE "role" = 'narrator' AND "year" > 2009 AND "release_air_date" = '7 october 2010'

Question: Role of narrator, and a Radio Station/Production Company of bbc audiobooks, and a Release/Air Date of 13 november 2008 is what sum of the year?
SQL: SELECT SUM("year") FROM actor_episode_data WHERE "role" = 'narrator' AND "radio_station_production_company" = 'bbc audiobooks' AND "release_air_date" = '13 november 2008'

Question: Radio Station/Production Company that has a Role of interviewee & monologues is what radio station?
SQL: SELECT "radio_station_production_company" FROM actor_episode_data WHERE "role" = 'interviewee & monologues'