Yuri Chesnokov died on 1999-11-21.
Semyon Volfkovich died in 1980.
Semyon Vengerov died in 1920.
Semyon Desnitsky died in 1789.
Semyon Dezhnyov died in 1673.
Semyon Gudzenko died in 1953.
Semyon Ignatyev died in 1983.
Semyon Raich died in 1855.
Semyon Semyonov died in 1986.
Semyon Morozov died in 1943.
Semyon Alapin died in 1923.
Semyon Vorontsov died in 1832.