Question: How big was the crowd size, at the Junction Oval venue?
SQL: SELECT SUM("Crowd") FROM "2-10869537-21" WHERE "Venue" = 'Junction Oval';

Question: What is the visiting team of Melbourne's score?
SQL: SELECT "Away team score" FROM "2-10869537-21" WHERE "Away team" = 'Melbourne';

Question: What is the average crowd size of Fitzroy's home team?
SQL: SELECT AVG("Crowd") FROM "2-10869537-21" WHERE "Home team" = 'Fitzroy';