About: http://webisa.webdatacommons.org/71268833

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	engines such as Google used complicated and undisclosed mathematical algorithms
http://www.w3.org/ns/prov#wasQuotedFrom	searchenginereports.net