an Entity references as follows:
Leonid Pervomayskyi (Ukrainian: Леонід Первомайський, birth name: Illia Hurevych) (4/17 May 1908 – 9 December 1973), was a Jewish-Ukrainian poet, a winner of the 1946 Stalin Prize for literature and a member of the Communist party since 1954. In 1946 he was awarded Stalin Prize of second degree for collections of poetry «День народження» ("The Birthday") and «Земля» ("The Land"). Later, he had been criticized by the Communist Party for the so-called "ideological errors". Pervomaysky died on 9 December 1973. He was buried in Kyiv at the Baikove Cemetery.