How did the theories on filmmaking advanced by Lev Kuleshov, Dziga Vertov, and Sergei Eisenstein differ with regard to editing?

How did the theories on filmmaking advanced by Lev Kuleshov, Dziga Vertov, and Sergei Eisenstein differ with regard to editing?

What were the objectives of Constructivism, and which of those aims were especially important to the development of the Montage movement in film?

How did the theories on filmmaking advanced by Lev Kuleshov, Dziga Vertov, and Sergei Eisenstein differ with regard to editing?

How was mise-en-scene used as an element of montage in the films of Soviet directors? Give examples of how mise-en-scene was typically employed in Montage films.