Question: Nikolajs Štelbaums was forced to move to Siberia because of which mass deportation that took place in March 1949?
Sentence (from "Nikolajs Štelbaums"): Nikolajs Štelbaums or Nikolay Shtelbaums (Russian: Николай Штельбаумс ) (13 October 1933 Užava parish, Latvia - 3 April 2008 Omsk, Russia) is a former Soviet speedskater.
Relevant evidence: No