About: http://webisa.webdatacommons.org/156026482

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	It also, however, often proves difficult and time-consuming, especially late in the development cycle.
http://www.w3.org/ns/prov#wasQuotedFrom	ieee.org