About: http://webisa.webdatacommons.org/19501954

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	For numeric columns you may have to also have a padding column that you update so the sum of the vsize of the two columns is a constant.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com