About: http://webisa.webdatacommons.org/121204204

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	EDIT: just checked their website, and the second is a balanced version of the first and the third is a carbon loudspeaker cable...
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org