Complex sentence: Jorge Ferreira Chaves, "Jorge Chaves" or "Chaves" (22 February 1920-22 August 1982) was a Portuguese architect, responsible for the establishment of the Modern Movement in the latter part of the 1940s, in Portugal.
Split into simpler sentences: Jorge Ferreira Chaves, "Jorge Chaves" or "Chaves" (22 February 1920-22 August 1982) was a Portuguese architect. He was one of the architects responsible, in the latter part of the 1940s, for the establishment of the Modern Movement in Portugal.