About: http://webisa.webdatacommons.org/419075155

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	Strong magnets are used to separate out ferrous metals, such as iron, steel, and tin-plated steel
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com