CREATE TABLE table_41715 ("Date" CLOB, "Opponent" CLOB, "Result" CLOB, "Score" CLOB, "Record" CLOB, "attendance" FLOAT)

What team was the Opponent when the Score was 31-6?
SELECT "Opponent" FROM table_41715 WHERE "Score" = '31-6'
SELECT "Opponent" FROM "table_41715" WHERE "Score" = '31-6'