About: http://webisa.webdatacommons.org/163147675

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	Accordingly, developing a portable massaging apparatus that is incorporated into a common backpack and the like for relieving stress associated with carrying heavy loads is a problem which considerable attention need be directed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com