CREATE TABLE "round_7" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: How many people were in the crowd with the away team being collingwood?
SQL: SELECT COUNT("crowd") FROM "round_7" WHERE "away_team"='collingwood';

Question: Name the away team for essendon
SQL: SELECT "away_team" FROM "round_7" WHERE "home_team"='essendon';

Question: I want to know the home team score of the away team of richmond that has a crowd more than 20,735
SQL: SELECT "home_team_score" FROM "round_7" WHERE "crowd">'20,735' AND "away_team"='richmond';