Table: hiddleston_credits
Columns: year
title
role
director
notes

Question: Notes of bbc radio 4, and a Director of peter kavanagh includes which average year?
SQL: SELECT AVG("year") FROM hiddleston_credits WHERE "notes" = 'bbc radio 4' AND "director" = 'peter kavanagh'

Question: Title of the angry brigade involves which lowest year?
SQL: SELECT MIN("year") FROM hiddleston_credits WHERE "title" = 'the angry brigade'

Question: Year larger than 2008 includes which notes?
SQL: SELECT "notes" FROM hiddleston_credits WHERE "year" > 2008

Question: Notes of bbc radio 3, and a Title of carnival involves which director?
SQL: SELECT "director" FROM hiddleston_credits WHERE "notes" = 'bbc radio 3' AND "title" = 'carnival'