About: http://webisa.webdatacommons.org/172611418

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 can be a FireWire hard drive, a USB 2 hard drive, a Thunderbolt hard drive, an SSD (if you can afford to use a Solid State Drive for backups), or even another internal hard drive, if your Mac is a Mac Pro like one of mine.
http://www.w3.org/ns/prov#wasQuotedFrom	dummies.com