About: http://webisa.webdatacommons.org/131403128

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	In the embodiment of FIGS. 32-39 and in other embodiments, the balls need not be preferably spherical, but could be altered, such as having a distal ball with a flattened distal end.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com