About: http://webisa.webdatacommons.org/87207613

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Within a 50-year span, 28 million immigrants arrived mostly from Southern and Eastern Europe, settling mostly in northern urban centers.
http://www.w3.org/ns/prov#wasQuotedFrom	ahrp.org