CREATE TABLE table_36023 ("Date" TEXT, "Time" TEXT, "Opponent" TEXT, "Score" TEXT, "Loss" TEXT, "Attendance" TEXT, "Record" TEXT)

Who was the opponent for the game played with 54,136 people in attendance?
SELECT "Opponent" FROM table_36023 WHERE "Attendance" = '54,136'
SELECT "Opponent" FROM "table_36023" WHERE "Attendance" = '54,136'