About: http://webisa.webdatacommons.org/283329898

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	Thus, such test operation is so complicated that it requires much of time and labor, accompanying with many problems in respect to the precision, quality, and performance of such calculator.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com