Table: superlative_award_winners_noms
Columns: superlative
actor
record_set
year
notes

Question: What record was set by walter brennan before 1941?
SQL: SELECT "record_set" FROM superlative_award_winners_noms WHERE "actor" = 'walter brennan' AND "year" < 1941

Question: What is the earliest year for ordinary people to appear in the notes?
SQL: SELECT MIN("year") FROM superlative_award_winners_noms WHERE "notes" = 'ordinary people'