an Entity references as follows:
Michał Jerzy Winiarski (born 28 September 1983) is a Polish professional volleyball coach and former player. He was a member of the Poland national team from 2004 to 2014. A participant at the Olympic Games (Beijing 2008, London 2012), 2014 World Champion, and the 2012 World League winner. The current head coach of the Germany national team and the Polish PlusLiga team, Aluron CMC Warta Zawiercie.