About: http://webisa.webdatacommons.org/181183187

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	The problem is that there is so much ambiguity in the rules, said Brad Burnham of Union Square Ventures, which has invested in startups including Foursquare and Twitter Inc.
http://www.w3.org/ns/prov#wasQuotedFrom	wsj.com