CREATE TABLE "round_3" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: What was the score for the away team at Collingwood?
SQL: SELECT "home_team_score" FROM "round_3" WHERE "away_team"='collingwood';

Question: Who is the home team of South Melbourne?
SQL: SELECT "away_team" FROM "round_3" WHERE "home_team"='south melbourne';