CREATE TABLE "round_6" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: What was the attendance of the South Melbourne away game?
SQL: SELECT COUNT("crowd") FROM "round_6" WHERE "away_team"='south melbourne';

Question: What was the opponents score when Carlton played at home?
SQL: SELECT "away_team_score" FROM "round_6" WHERE "home_team"='carlton';

Question: Who was the home team at MCG?
SQL: SELECT "home_team" FROM "round_6" WHERE "venue"='mcg';