Question: Karl Camillo Schmidt-Hellerau, was a German carpenter, furniture manufacturer and social reformer, and is notable as the founder of Hellerau, Germany, by which method of urban planning in which self-contained communities are surrounded by "greenbelts", containing proportionate areas of residences, industry, and agriculture?
Sentence (from "Karl Schmidt-Hellerau"): Karl Camillo Schmidt-Hellerau (1 February 1873 - 6 November 1948) was a German carpenter, furniture manufacturer and social reformer.
Relevant evidence: No