CREATE TABLE "round_19" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: Who is the away side when st kilda is the home side?
SQL: SELECT "away_team" FROM "round_19" WHERE "home_team"='st kilda';

Question: What is the away side score when footscray is the home side?
SQL: SELECT "away_team_score" FROM "round_19" WHERE "home_team"='footscray';

Question: What is the home team's score at kardinia park?
SQL: SELECT "home_team_score" FROM "round_19" WHERE "venue"='kardinia park';