About: http://webisa.webdatacommons.org/437885487

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	It is, of course, desirable that a scrambling method be difficult to overcome, but it is also important that the system not be expensive or complicated, particularly at the receiving end.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com