About: http://webisa.webdatacommons.org/145160461

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 especially liked the one page summaries of the mathematic symbols and rules (I had forgotten many of these - the summary was a great resource).
http://www.w3.org/ns/prov#wasQuotedFrom	amazon.ca