About: http://webisa.webdatacommons.org/90370812

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	Great care in the operation and maintenance, in particular in relation to the schmutzdecke which requires some time to form.
http://www.w3.org/ns/prov#wasQuotedFrom	howtopedia.org