About: http://webisa.webdatacommons.org/261829704

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	While it isn???t recommended to store complex objects in session variables, simple objects such as hashes and arrays are fine.
http://www.w3.org/ns/prov#wasQuotedFrom	railscasts.com