Which home team had a score of 10.8 (68)?
CREATE TABLE "round_4" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);
SELECT "home_team" FROM "round_4" WHERE "home_team_score"='10.8 (68)';