About: http://webisa.webdatacommons.org/23123185

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	Whether used for business, entertainment, pleasure, research, or other reasons, prolonged time spent focusing on a VDT screen can lead to considerable eye strain.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es