About: http://webisa.webdatacommons.org/433831395

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	With that structure, a simple program could > copy the notebook excluding or including the relevant cells based on the > tagging information.
http://www.w3.org/ns/prov#wasQuotedFrom	mathforum.org