About: http://webisa.webdatacommons.org/282584116

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	Every predefined dataflow block uses the TPL task scheduling mechanism to perform activities such as propagating data to a target, receiving data from a source, and running user-defined delegates when data becomes available.
http://www.w3.org/ns/prov#wasQuotedFrom	microsoft.com