CREATE TABLE table_31665 ("Year" CLOB, "Competition" CLOB, "Opponent" CLOB, "Score" CLOB, "Venue" CLOB)

In 1971 at MCG, what was the score of the VFL Reserves?
SELECT "Score" FROM table_31665 WHERE "Competition" = 'vfl reserves' AND "Venue" = 'mcg' AND "Year" = '1971'
SELECT "Score" FROM "table_31665" WHERE "Competition" = 'vfl reserves' AND "Venue" = 'mcg' AND "Year" = '1971'