About: http://webisa.webdatacommons.org/395598581

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 have gone through the book and done every problem except for (parts of) around a dozen, including this one.
http://www.w3.org/ns/prov#wasQuotedFrom	mathoverflow.net