About: http://webisa.webdatacommons.org/142157359

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	Furthermore, the production process requires special skills to monitor the progress, including heat adjustment, scum removal, filtration, liquid clarification, and boiling it down to the proper concentration.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com