About: http://webisa.webdatacommons.org/111411481

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 FIG. 1, reference numeral 1 is a cylinder, and in this cylinder 1, a pair of first screw 2 and a second screw 3 are disposed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com