Table: rugby_league_game
Columns: date
venue
opponent
result
tournament
scored

Question: Who was the opponent with a score of 30-12?
SQL: SELECT "opponent" FROM rugby_league_game WHERE "result" = '30-12'

Question: Who was the opponent with a score of 40-20?
SQL: SELECT "opponent" FROM rugby_league_game WHERE "result" = '40-20'