CREATE TABLE table_57837 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Who played in lake oval while away?
SELECT "Away team" FROM table_57837 WHERE "Venue" = 'lake oval'
SELECT "Away team" FROM "table_57837" WHERE "Venue" = 'lake oval'