sentences:  Khan-Magomedov identified postconstructivism with 1932–1936, but the long construction time and vast size of the country extended the period to 1941.Existence of this style is evident, but Khan-Magomedov's explanation of its evolution as a natural process inside the architectural community, rather than as a result of political direction by the Party and State, is strongly disputed.This section is based on Khan-Magomedov's "Soviet avant-garde architecture", vol.1, "Avant-garde to postconstructivism and beyond"
  
  In 1932–1933, during the Palace of Soviets contest, the State sent a clear message to architects that the age of experiment was over and the new buildings must follow the classical canon.