About: http://webisa.webdatacommons.org/157653234

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	Packages and ports for OSX, Solaris, Ubuntu, Debian, SuSE and other operating systems will be available in the weeks and months to come, either from postgresql.org or from the platform vendor.
http://www.w3.org/ns/prov#wasQuotedFrom	postgresql.org