About: http://webisa.webdatacommons.org/415235271

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	For example, a corkscrew is a helix-shaped rod with a sharp point, and an Archimedes??? screw is a water pump that uses a rotating helical chamber to move water uphill.
http://www.w3.org/ns/prov#wasQuotedFrom	robotpark.com