CREATE TABLE "round_10" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: When did Collingwood play?
SQL: SELECT "date" FROM "round_10" WHERE "home_team"='collingwood';

Question: How many were in the crowd when there was a game at Junction Oval?
SQL: SELECT SUM("crowd") FROM "round_10" WHERE "venue"='junction oval';