About: http://webisa.webdatacommons.org/445748948

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	Below are a couple of examples - which include references to prior literature, e.g. to an inclusion-exclusion max/min proof in Polya & Szego's problem book.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com