About: http://webisa.webdatacommons.org/447989352

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	In any case, I thought that all of these were called that because they were either made of some sort of rubber or rubberoid substance, rather than ???rub out.???
http://www.w3.org/ns/prov#wasQuotedFrom	wordorigins.org