CREATE TABLE "round_1" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: Who was the away team when the home team was South Melbourne?
SQL: SELECT "away_team" FROM "round_1" WHERE "home_team"='south melbourne';