Complex sentence: As a result of the betrayal by Sergey Degayev, a police informer who had infiltrated her circle, Figner was arrested at Kharkov, on February 10,1883 and a year later sentenced to death, during the Trial of the Fourteen.
Split into simpler sentences: As a result of the betrayal by Sergey Degayev, a police informer who had infiltrated her circle, Figner was arrested at Kharkov, on February 10,1883. In 1884 Figner was sentenced to death, during the Trial of the Fourteen.