About: http://webisa.webdatacommons.org/214960303

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	The magnet 504 may be any suitable shape, such as a bar, a ring, a doughnut, a disk, a rectangle, or other shape.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com