CREATE TABLE table_56396 ("Home team" CLOB, "Home team score" CLOB, "Away team" CLOB, "Away team score" CLOB, "Venue" CLOB, "Crowd" FLOAT, "Date" CLOB)

What did the home team score at MCG?
SELECT "Home team score" FROM table_56396 WHERE "Venue" = 'mcg'
SELECT "Home team score" FROM "table_56396" WHERE "Venue" = 'mcg'