CREATE TABLE table_64471 ("Game" FLOAT, "Date" TEXT, "Opponent" TEXT, "Score" TEXT, "High points" TEXT, "High rebounds" TEXT, "High assists" TEXT, "Location" TEXT, "Record" TEXT)

Who was the opponent for game 30?
SELECT "Opponent" FROM table_64471 WHERE "Game" = '30'
SELECT "Opponent" FROM "table_64471" WHERE "Game" = '30'