About: http://webisa.webdatacommons.org/365031838

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	I guess C, D and I are the types of the columns, which are not necessary in Java, because you have types for fields and getters/setters.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com