About: http://webisa.webdatacommons.org/66988487

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	With regard to Google ??? here is a good example of their search engine not supporting full Booelan logic: you cannot use the NOT/- operator in conjunction with an OR statement.
http://www.w3.org/ns/prov#wasQuotedFrom	booleanblackbelt.com