CREATE TABLE table_name_8 (opponent VARCHAR, city VARCHAR, results¹ VARCHAR)
SELECT opponent FROM table_name_8 WHERE city = "belgrade" AND results¹ = "5:2"
คู่ต่อสู้ในเบลเกรดคือใครและสกอร์ 5:2?
Who was the opponent in Belgrade and had a result of 5:2?