About: http://webisa.webdatacommons.org/226105181

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	When it is required that the first bending portion 13 be bendable in two planes perpendicular to each other, the first bending portion 13 needs to have a structure such as shown in FIG. 27.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com