What was the box score for the game where the away team was the sydney spirit?
CREATE TABLE "round_6" (
  "date" text,
  "home_team" text,
  "score" text,
  "away_team" text,
  "venue" text,
  "box_score" text,
  "report" text
);
SELECT "box_score" FROM "round_6" WHERE "away_team"='sydney spirit';