an Entity references as follows:
Yuriy Mykolayovych Kalitvintsev (Ukrainian: Юрій Миколайович Калитвинцев, Russian: Ю́рий Никола́евич Калитвинцев; born 5 May 1968) is a football manager and former player who manages Polissya Zhytomyr. Born in Russia, Kalitvintsev became a naturalized Ukrainian after a spell with Dynamo Kyiv and represented the Ukraine national team. Kalitvintsev coached Ukraine U-19 to victory during the 2009 UEFA European Under-19 Football Championship. His son Vladyslav is also a player, a midfielder for FC Desna Chernihiv.