About: http://webisa.webdatacommons.org/137090385

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	And, in contrast to most all db vendors, they do publish the price, including making a version of it free for Linux.
http://www.w3.org/ns/prov#wasQuotedFrom	greenspun.com