About: http://webisa.webdatacommons.org/242319918

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 only slightly modified from the Get-Help Get-SPFeature -examples text, here is a command to list all web activated featres for a site collection:
http://www.w3.org/ns/prov#wasQuotedFrom	glynblogs.com