Claim: Nikolai Zaremba (also known as Nicolaus Ivanovich von Zaremba) escaped from a transport to Siberia after he had joined the utopian Petrashevsky Circle, just like Dostojevski, and in 1852 he moved to Berlin and studied composition under Adolf Bernhard Marx.
Evidence: Nikolai or Nicolaus Ivanovich von Zaremba (Russian: Никола́й Ива́нович Заре́мба; 12 June O.S. He escaped from a transport to Siberia after he had joined the utopian Petrashevsky Circle, just like Dostojevski. In 1852 he moved to Berlin and studied composition under Adolf Bernhard Marx.