About: http://webisa.webdatacommons.org/36055270

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	HDFSSnapshotsDesign.pdf does not talk much about APIs except a reference to WAFL. Snapshots20121030.pdf has examples of shell commands, which look a bit convoluted.
http://www.w3.org/ns/prov#wasQuotedFrom	apache.org