About: http://webisa.webdatacommons.org/360428428

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 can not compare the two programs, since I have not used PM, but the price alone is a good reason to try DD ($49.99).
http://www.w3.org/ns/prov#wasQuotedFrom	nvnews.net