sentences:  His education was disrupted by the 1917 Revolution and later he never attempted to complete it.In retrospect, biographers argued, the Conservatory diploma would have made his later life much easier.In March 1918, invited personally by Vladimir Lenin to join the military apparatus of the new Bolshevik government, Ivan Fomin came to Moscow and soon moved his family to a five-room-flat by Chistye Prudy.