 Film soundtracks produced a significant part of popular Soviet/Russian songs of the time, as well as orchestral and experimental music.During the 1930s, Sergei Prokofiev's composed scores for Sergei Eizenshtein films, such as "Alexander Nevsky", and also soundtracks by Isaak Dunayevsky that ranged from classical pieces to popular jazz.Among the pioneers of Soviet electronica was 1970s ambient composer Eduard Artemiev, best known for his scores to science fiction films by Tarkovsky.