What is the Away team score when Home team score is at 5.10 (40)?
CREATE TABLE "round_4" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "date" text
);
SELECT "away_team_score" FROM "round_4" WHERE "home_team_score"='5.10 (40)';