About: http://webisa.webdatacommons.org/448518508

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	FIG. 5 is a flowchart of a method for sending a message to a recipient that may have previously issued a token to the sender, for one embodiment of the invention;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com