CREATE TABLE table_52866 ("Home team" CLOB, "Home team score" CLOB, "Away team" CLOB, "Away team score" CLOB, "Venue" CLOB, "Crowd" FLOAT, "Date" CLOB)

How many people watched the game at Lake Oval?
SELECT SUM("Crowd") FROM table_52866 WHERE "Venue" = 'lake oval'
SELECT SUM("Crowd") FROM "table_52866" WHERE "Venue" = 'lake oval'