About: http://webisa.webdatacommons.org/27908221

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	Starting soon after World War II, poverty, cheap airfare, and promotion by the island government caused waves of Puerto Ricans to move to the United States, particularly to New York, New Jersey, Massachusetts, and Florida.
http://www.w3.org/ns/prov#wasQuotedFrom	schools-wikipedia.org