sentences:  Examples of this include Walter Gropius and Adolf Meyer's 1911 Fagus Factory or Hans Poelzig's 1912 department store in Breslau (Wrocław).However, in the aftermath of the war these architects (as well as others such as Bruno Taut) worked in the revolutionary Arbeitsrat für Kunst, pioneering Expressionist architecture, particularly through the secret Glass Chain group.The early works of the Bauhaus, such as the Sommerfeld House, were in this vein.