CREATE TABLE table_47546 ("Game" FLOAT, "Date" FLOAT, "Opponent" TEXT, "Score" TEXT, "Decision" TEXT, "Location/Attendance" TEXT, "Record" TEXT)

Who was the opponent for a game over 31 and a date over 30?
SELECT "Opponent" FROM table_47546 WHERE "Game" > '31' AND "Date" > '30'
SELECT "Opponent" FROM "table_47546" WHERE "Date" > '30' AND "Game" > '31'