About: http://webisa.webdatacommons.org/302639252

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	They are used to store data that you wish to carry around, e.g. a PowerPoint presentation, and they can be plugged into any computer with a USB socket.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com