On what date is the Crowd larger than  28,049, and an Home team score of 17.15 (117)?
CREATE TABLE "round_22" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);
SELECT "date" FROM "round_22" WHERE "crowd">'28,049' AND "home_team_score"='17.15 (117)';