About: http://webisa.webdatacommons.org/142781745

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	Other collapsible devices are capable of supporting full body weight but require attachment to a wall or other load supporting structure, and also require storage space for the weight bench and other accessories.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com