About: http://webisa.webdatacommons.org/172713100

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	It could even be wiki style...but I think it would be great for people to reference formulas by some sort of id rather than by thread/post id.
http://www.w3.org/ns/prov#wasQuotedFrom	pizzamaking.com