About: http://webisa.webdatacommons.org/77200293

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	Obama was a professor, although that is of course an ambiguous statement which might be interpreted as the former statement.
http://www.w3.org/ns/prov#wasQuotedFrom	blogs.com