About: http://webisa.webdatacommons.org/130592007

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	in a single text column, you might want to prevent users from entering certain words, such as the word test.
http://www.w3.org/ns/prov#wasQuotedFrom	programming4.us