About: http://webisa.webdatacommons.org/300350552

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	In XML documents, attribute values have to be quoted strings, and if you have, say, a number such as 100, the XML schema is able to indicate that such a number should be interpreted as an integer.
http://www.w3.org/ns/prov#wasQuotedFrom	informit.com