About: http://webisa.webdatacommons.org/212016149

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	When we tested the new service just prior to its November 30 launch, it was still a bit slow and often buggy, and some of its tools, including audio and video conferencing, weren't yet available.
http://www.w3.org/ns/prov#wasQuotedFrom	pcmag.com