About: http://webisa.webdatacommons.org/442116007

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	Search engines such as Google and Yahoo! often update their relevancy algorithm dozens of times per month.
http://www.w3.org/ns/prov#wasQuotedFrom	tutorialspoint.com