Complex sentence: Petr Vorobiev (;) (born 28 January 1949) is a former ice hockey player who is better known as the head coach of Lokomotiv Yaroslavl of the Kontinental Hockey League.
Split into simpler sentences: Petr Vorobiev (;) (born 28 January 1949) is a former ice hockey player who is better known as a head coach. He the current head coach of the Lokomotiv Yaroslavl of the Kontinental Hockey League.