CREATE TABLE table_15447 ("Year" CLOB, "Competition" CLOB, "Opponent" CLOB, "Score" CLOB, "Venue" CLOB)

Name the score at mcg venue and footscray opponent
SELECT "Score" FROM table_15447 WHERE "Venue" = 'mcg' AND "Opponent" = 'footscray'
SELECT "Score" FROM "table_15447" WHERE "Opponent" = 'footscray' AND "Venue" = 'mcg'