About: http://webisa.webdatacommons.org/54012572

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	You are of course right, those are big words and big subjects, and there is obviously a way they can be just stuck into a poem as sort of a placeholder.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com