About: http://webisa.webdatacommons.org/50544114

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	Stored all inputted data and maintain a database for all actions taken during its process and those instructed by the users, for example purchasing the option or selling it later.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com