CREATE TABLE "songs_by_tanvi" (
  "film" text,
  "song" text,
  "year" real,
  "music_director" text,
  "language" text
);

Question: Tell me the song with year before 2013 and music director of yuvan shankar raja and film of billa ii
SQL: SELECT "song" FROM "songs_by_tanvi" WHERE "year"<2013 AND "music_director"='yuvan shankar raja' AND "film"='billa ii';