About: http://webisa.webdatacommons.org/140153224

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	In FIG. 1, reference numerals 20-1, 20-2, 20-3, 20-N-1, 20-N designate web servers, which are connected to network devices, such as 22-1, 22-2, 22-3, 22-4, and 22-5 known as a routers (only five of them are shown only as an example).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com