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UNOVIS, an abbreviation for "Utverditeli Novogo Iskusstva" (Champions of the New Art), was the suprematist art group led by El Lissitzky and Kazimir Malevich in the early 20th century. Based in Vitebsk, Russia, UNOVIS sought to promote and develop the Suprematist movement, characterized by geometric abstraction and the use of pure colors.