an Entity references as follows:
Vladimir Afanasyevich Obruchev (Russian: Влади́мир Афана́сьевич О́бручев; October 10 [O.S. September 28] 1863, Klepenino near Rzhev, Tver Oblast, Russian Empire – June 19, 1956, Moscow, USSR) was a Russian and Soviet geologist who specialized in the study of Siberia and Central Asia. He was also one of the first Russian science fiction authors.