About: http://webisa.webdatacommons.org/418459686

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 know Smullyan's name from studying logic, and I think some of his proofs are commonly taught, particularly in recursion theory (basically, higher-order logic of a particular kind).
http://www.w3.org/ns/prov#wasQuotedFrom	metafilter.com