About: http://webisa.webdatacommons.org/215714995

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	The river winds its way northward for 1,047 kilometers (651 miles), through major cities such as Krakow and Warsaw, to Gdansk Bay on the Baltic Sea.
http://www.w3.org/ns/prov#wasQuotedFrom	nasa.gov