About: http://webisa.webdatacommons.org/222256142

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	Drop-Down List Consider the first value in the value list as invalid.: this option is used when the first element in the drop-down list is a lable like choose an option which instructs the visitor, but can not be a valid choice.
http://www.w3.org/ns/prov#wasQuotedFrom	oxatis.com