What is the birthdate of this Ukranian former pole vaulter, who started his path to Olympic success from Soviet Sports schools?
Sports school: A sports school (Russian: Детско-Юношеская Спортивная Школа, ДЮСШ ) is a type of educational institution for children that originated in the Soviet Union. Sergey Bubka: Serhii Nazarovych Bubka (Ukrainian: Сергі́й Наза́рович Бу́бка ; Russian: Серге́й Наза́рович Бу́бка, "Sergey Nazarovich Bubka" ; born 4 December 1963) is a Ukrainian former pole vaulter.
i don't know