CREATE TABLE table_55949 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Which team plays at Lake Oval?
SELECT "Home team" FROM table_55949 WHERE "Venue" = 'lake oval'
SELECT "Home team" FROM "table_55949" WHERE "Venue" = 'lake oval'