What day was the total smaller than 19 at Venue of anz stadium?
CREATE TABLE "lowest_scoring_matches" (
  "total" real,
  "score" text,
  "winning_team" text,
  "losing_team" text,
  "venue" text,
  "date" text
);
SELECT "date" FROM "lowest_scoring_matches" WHERE "total"<19 AND "venue"='anz stadium';