About: http://webisa.webdatacommons.org/339560145

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 sympathize with the headache from trying to design and visualize it, but the best thing to do is try getting it working with one of the columns and then go from there.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com