About: http://webisa.webdatacommons.org/116903978

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 same invention may substitute materials that change shape when exposed to electric current, magnetic fields, light, or other energy sources.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com