Question: What is the birthdate of this Ukranian former pole vaulter, who started his path to Olympic success from Soviet Sports schools?
Sentence (from "Sports school"): The main features of this system remain in the system of sports education in Russia and other post-Soviet states, and also became the basis of similar systems in other countries, one of the most powerful ones at the present time being that of the People's Republic of China.
Relevant evidence: No