/ 60 --- / 60 / 40 --- / 40 40 / 20 --- 40 / 20 / 60 --- / 60 40 / 60 --- 40 / 60 40 / 20 (120 / 60 ) --- 40 / 20 (120 / 60 ) 30 / 60 --- 30 / 60 ---