About: http://webisa.webdatacommons.org/170420362

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	http://www.gigaalert.com: these are two more examples of alert services.
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net