About: http://webisa.webdatacommons.org/181582227

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	At the heart of each of his radios was a tiny chip of semiconductor material, such as galena (lead sulfide) or silicon, with a fragile wire jabbed gingerly into its surface.
http://www.w3.org/ns/prov#wasQuotedFrom	ieee.org