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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	Joyful Calculus Instructor posted on January 04, 2013 at 11:54 PM # [257] He did write about it and the article was a thread here.
http://www.w3.org/ns/prov#wasQuotedFrom	baseballthinkfactory.org