About: http://webisa.webdatacommons.org/374361801

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	Flexible arm members thus are undesirable, particularly for supporting devices such as keyboards, which must be supported against forces produced by the manual activities of the user.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca